Heizungskühler

diverse
Chevrolet (1571) 1973-1996
Blazer (40) 1973-1991
1973 L6-250cid 4.1L CARB Code Q
1973 L6-292cid 4.8L CARB Code T
1973 L6-4097cc 4.1L 1BBL Code Q
1973 L6-4098cc 4.1L 1BBL Code Q
1973 L6-4786cc 4.8L 1BBL Code T
1973 L6-4801cc 4.8L 1BBL Code T
1973 V8-307cid 5.0L CARB Code X
1973 V8-350cid 5.7L CARB Code V
1973 V8-350cid 5.7L CARB Code Y
1973 V8-454cid 7.4L CARB Code Z
1973 V8-5031cc 5.0L 2BBL Code X
1973 V8-5736cc 5.7L 2BBL Code V
1973 V8-5736cc 5.7L 4BBL Code Y
1973 V8-5737cc 5.7L 2BBL Code V
1973 V8-7439cc 7.4L 4BBL Code L
1973 V8-7439cc 7.4L 4BBL Code Z
1973 V8-7441cc 7.4L 4BBL Code Z
1974 L6-250cid 4.1L CARB Code Q
1974 L6-4097cc 4.1L 1BBL Code Q
1974 L6-4098cc 4.1L 1BBL Code Q
1974 L6-4801cc 4.8L 1BBL Code T
1974 V8-350cid 5.7L CARB Code V
1974 V8-350cid 5.7L CARB Code Y
1974 V8-350cid 5.7L LPG/CARB Code W
1974 V8-5736cc 5.7L 2BBL Code V
1974 V8-5736cc 5.7L 4BBL Code Y
1974 V8-5737cc 5.7L 2BBL Code V
1974 V8-7439cc 7.4L 4BBL Code L
1974 V8-7439cc 7.4L 4BBL Code Z
1987 V8-305cid 5.0L FI Code H
1987 V8-350cid 5.7L FI Code K Chevrolet
1987 V8-379cid 6.2L DIESEL Code C
1988 V8-350cid 5.7L FI Code K Chevrolet
1988 V8-379cid 6.2L DIESEL Code C
1989 V8-350cid 5.7L FI Code K Chevrolet
1989 V8-379cid 6.2L DIESEL Code C
1990 V8-350cid 5.7L FI Code K Chevrolet
1990 V8-379cid 6.2L DIESEL Code C
1991 V8-350cid 5.7L FI Code K Chevrolet
1991 V8-379cid 6.2L DIESEL Code C

C10 (100) 1975-1986
1975 L6-250cid 4.1L 1BBL Code Q
1975 L6-292cid 4.8L 1BBL Code T
1975 L6-4097cc 4.1L 1BBL Chevrolet Rochester
1975 L6-4786cc 4.8L 1BBL Rochester
1975 V8-350cid 5.7L 2BBL Code V
1975 V8-350cid 5.7L 4BBL Code Y
1975 V8-454cid 7.4L 4BBL Code Z
1975 V8-5735cc 5.7L 4BBL Chevrolet Rochester
1976 L6-250cid 4.1L 1BBL Code D
1976 L6-292cid 4.8L 1BBL Code T
1976 L6-4097cc 4.1L 1BBL Chevrolet Rochester
1976 L6-4786cc 4.8L 1BBL Rochester
1976 V8-305cid 5.0L 2BBL Code Q
1976 V8-350cid 5.7L 2BBL Code V
1976 V8-350cid 5.7L 4BBL Code L
1976 V8-400cid 6.6L 4BBL Code U
1976 V8-454cid 7.4L 4BBL Code S
1976 V8-5735cc 5.7L 4BBL Chevrolet Rochester
1977 L6-250cid 4.1L 1BBL Code D
1977 L6-292cid 4.8L 1BBL Code T
1977 L6-4097cc 4.1L 1BBL Chevrolet Rochester
1977 L6-4786cc 4.8L 1BBL Rochester
1977 V8-305cid 5.0L 2BBL Code U
1977 V8-350cid 5.7L 4BBL Code L
1977 V8-400cid 6.6L 4BBL Code R
1977 V8-454cid 7.4L 4BBL Code S
1977 V8-5735cc 5.7L 4BBL Chevrolet Rochester
1978 L6-250cid 4.1L 1BBL Code D
1978 L6-292cid 4.8L 1BBL Code T
1978 L6-4097cc 4.1L 1BBL Chevrolet Rochester
1978 L6-4786cc 4.8L 1BBL Rochester
1978 V8-305cid 5.0L 2BBL Code U
1978 V8-350cid 5.7L 4BBL Code L
1978 V8-350cid 5.7L DIESEL Code Z
1978 V8-400cid 6.6L 4BBL Code R
1978 V8-454cid 7.4L 4BBL Code S
1978 V8-5735cc 5.7L 4BBL Chevrolet Rochester
1979 L6-250cid 4.1L 1BBL Code D
1979 L6-292cid 4.8L 1BBL Code T
1979 L6-4097cc 4.1L 1BBL Chevrolet Rochester
1979 L6-4786cc 4.8L 1BBL Rochester
1979 V8-305cid 5.0L 2BBL Code U
1979 V8-350cid 5.7L 4BBL Code L
1979 V8-350cid 5.7L DIESEL Code Z
1979 V8-400cid 6.6L 4BBL Code R
1979 V8-454cid 7.4L 4BBL Code S
1979 V8-5735cc 5.7L 4BBL Chevrolet Rochester
1980 L6-250cid 4.1L 1BBL Code D
1980 L6-292cid 4.8L 1BBL Code T
1980 L6-4097cc 4.1L 1BBL Chevrolet Rochester
1980 L6-4786cc 4.8L 1BBL Rochester
1980 V8-305cid 5.0L 2BBL Code G
1980 V8-350cid 5.7L 2BBL Code P
1980 V8-350cid 5.7L 4BBL Code L
1980 V8-350cid 5.7L 4BBL Code M
1980 V8-350cid 5.7L DIESEL Code Z
1980 V8-400cid 6.6L 4BBL Code X
1980 V8-454cid 7.4L 4BBL Code S
1980 V8-454cid 7.4L 4BBL Code W
1980 V8-5735cc 5.7L 4BBL Chevrolet Rochester
1981 L6-250cid 4.1L 1BBL Code D
1981 L6-4097cc 4.1L 1BBL Chevrolet Rochester
1981 L6-4786cc 4.8L 1BBL Rochester
1981 V8-305cid 5.0L 2BBL Code G
1981 V8-305cid 5.0L 4BBL Code F
1981 V8-305cid 5.0L 4BBL Code H
1981 V8-350cid 5.7L 4BBL Code L
1981 V8-350cid 5.7L DIESEL Code Z
1981 V8-5735cc 5.7L 4BBL Chevrolet Rochester
1982 L6-250cid 4.1L 1BBL Code D
1982 V8-305cid 5.0L 4BBL Code F
1982 V8-305cid 5.0L 4BBL Code H
1982 V8-350cid 5.7L 4BBL Code L
1982 V8-350cid 5.7L 4BBL Code M
1982 V8-379cid 6.2L DIESEL Code C
1982 V8-379cid 6.2L DIESEL Code J
1983 L6-250cid 4.1L 1BBL Code D
1983 V8-305cid 5.0L 4BBL Code F
1983 V8-305cid 5.0L 4BBL Code H
1983 V8-350cid 5.7L 4BBL Code L
1983 V8-350cid 5.7L 4BBL Code M
1983 V8-379cid 6.2L DIESEL Code C
1984 L6-250cid 4.1L 1BBL Code D
1984 V8-305cid 5.0L 4BBL Code F
1984 V8-305cid 5.0L 4BBL Code H
1984 V8-350cid 5.7L 4BBL Code L
1984 V8-379cid 6.2L DIESEL Code C
1985 V6-262cid 4.3L 4BBL Code N
1985 V8-305cid 5.0L 4BBL Code F
1985 V8-305cid 5.0L 4BBL Code H
1985 V8-350cid 5.7L 4BBL Code L
1985 V8-350cid 5.7L 4BBL Code M
1985 V8-379cid 6.2L DIESEL Code C
1985 V8-379cid 6.2L DIESEL Code J
1986 V6-262cid 4.3L 4BBL Code N
1986 V8-305cid 5.0L 4BBL Code F
1986 V8-305cid 5.0L 4BBL Code H
1986 V8-350cid 5.7L 4BBL Code L
1986 V8-350cid 5.7L 4BBL Code M
1986 V8-379cid 6.2L DIESEL Code C

C10 Pickup (42) 1973-1974
1973 L6-250cid 4.1L CARB Code Q
1973 L6-292cid 4.8L CARB Code T
1973 L6-4097cc 4.1L 1BBL Code Q
1973 L6-4097cc 4.1L LPG/1BBL Code Q
1973 L6-4098cc 4.1L 1BBL Code Q
1973 L6-4786cc 4.8L 1BBL Code T
1973 L6-4801cc 4.8L 1BBL Code T
1973 V8-307cid 5.0L CARB Code X
1973 V8-350cid 5.7L CARB Code Y
1973 V8-454cid 7.4L CARB Code Z
1973 V8-5031cc 5.0L 2BBL Code X
1973 V8-5736cc 5.7L 4BBL Code Y
1973 V8-5736cc 5.7L LPG/2BBL
1973 V8-5736cc 5.7L LPG/2BBL Code W
1973 V8-5736cc 5.7L LPG/4BBL
1973 V8-5736cc 5.7L LPG/4BBL Code W
1973 V8-7439cc 7.4L 4BBL Code L
1973 V8-7439cc 7.4L 4BBL Code Z
1973 V8-7441cc 7.4L 4BBL Code Z
1974 L6-250cid 4.1L CARB Code Q
1974 L6-292cid 4.8L CARB Code T
1974 L6-292cid 4.8L LPG/CARB Code S
1974 L6-4097cc 4.1L 1BBL Code Q
1974 L6-4097cc 4.1L LPG/1BBL Code Q
1974 L6-4098cc 4.1L 1BBL Code Q
1974 L6-4786cc 4.8L 1BBL Code T
1974 L6-4801cc 4.8L 1BBL Code T
1974 L6-4801cc 4.8L LPG/1BBL Code S
1974 V8-350cid 5.7L CARB Code V
1974 V8-350cid 5.7L CARB Code Y
1974 V8-350cid 5.7L LPG/CARB Code W
1974 V8-454cid 7.4L CARB Code Z
1974 V8-5736cc 5.7L 2BBL Code V
1974 V8-5736cc 5.7L 4BBL Code Y
1974 V8-5736cc 5.7L LPG/2BBL
1974 V8-5736cc 5.7L LPG/2BBL Code W
1974 V8-5736cc 5.7L LPG/4BBL
1974 V8-5736cc 5.7L LPG/4BBL Code W
1974 V8-5737cc 5.7L 2BBL Code V
1974 V8-7439cc 7.4L 4BBL Code L
1974 V8-7439cc 7.4L 4BBL Code Z
1974 V8-7441cc 7.4L 4BBL Code Z

C10 Suburban (96) 1973-1986
1973 L6-250cid 4.1L CARB Code Q
1973 L6-292cid 4.8L CARB Code T
1973 L6-4097cc 4.1L 1BBL Code Q
1973 L6-4097cc 4.1L LPG/1BBL Code Q
1973 L6-4098cc 4.1L 1BBL Code Q
1973 L6-4786cc 4.8L 1BBL Code T
1973 L6-4801cc 4.8L 1BBL Code T
1973 V8-307cid 5.0L CARB Code X
1973 V8-350cid 5.7L CARB Code Y
1973 V8-454cid 7.4L CARB Code Z
1973 V8-5031cc 5.0L 2BBL Code X
1973 V8-5736cc 5.7L 4BBL Code Y
1973 V8-5736cc 5.7L LPG/2BBL
1973 V8-5736cc 5.7L LPG/2BBL Code W
1973 V8-5736cc 5.7L LPG/4BBL
1973 V8-5736cc 5.7L LPG/4BBL Code W
1973 V8-7439cc 7.4L 4BBL Code L
1973 V8-7439cc 7.4L 4BBL Code Z
1973 V8-7441cc 7.4L 4BBL Code Z
1974 L6-250cid 4.1L CARB Code Q
1974 L6-292cid 4.8L CARB Code T
1974 L6-292cid 4.8L LPG/CARB Code S
1974 L6-4097cc 4.1L 1BBL Code Q
1974 L6-4097cc 4.1L LPG/1BBL Code Q
1974 L6-4098cc 4.1L 1BBL Code Q
1974 L6-4786cc 4.8L 1BBL Code T
1974 L6-4801cc 4.8L 1BBL Code T
1974 L6-4801cc 4.8L LPG/1BBL Code S
1974 V8-350cid 5.7L CARB Code V
1974 V8-350cid 5.7L CARB Code Y
1974 V8-350cid 5.7L LPG/CARB Code W
1974 V8-454cid 7.4L CARB Code Z
1974 V8-5736cc 5.7L 2BBL Code V
1974 V8-5736cc 5.7L 4BBL Code Y
1974 V8-5736cc 5.7L LPG/2BBL
1974 V8-5736cc 5.7L LPG/2BBL Code W
1974 V8-5736cc 5.7L LPG/4BBL
1974 V8-5736cc 5.7L LPG/4BBL Code W
1974 V8-5737cc 5.7L 2BBL Code V
1974 V8-7439cc 7.4L 4BBL Code L
1974 V8-7439cc 7.4L 4BBL Code Z
1974 V8-7441cc 7.4L 4BBL Code Z
1975 L6-250cid 4.1L 1BBL Code Q
1975 V8-350cid 5.7L 2BBL Code V
1975 V8-350cid 5.7L 4BBL Code Y
1975 V8-454cid 7.4L 4BBL Code Z
1976 L6-250cid 4.1L 1BBL Code D
1976 V8-305cid 5.0L 2BBL Code Q
1976 V8-350cid 5.7L 2BBL Code V
1976 V8-350cid 5.7L 4BBL Code L
1976 V8-454cid 7.4L 4BBL Code S
1977 L6-250cid 4.1L 1BBL Code D
1977 V8-305cid 5.0L 2BBL Code U
1977 V8-350cid 5.7L 4BBL Code L
1977 V8-454cid 7.4L 4BBL Code S
1978 L6-250cid 4.1L 1BBL Code D
1978 V8-305cid 5.0L 2BBL Code U
1978 V8-350cid 5.7L 4BBL Code L
1978 V8-350cid 5.7L DIESEL Code Z
1978 V8-454cid 7.4L 4BBL Code S
1979 L6-250cid 4.1L 1BBL Code D
1979 V8-305cid 5.0L 2BBL Code U
1979 V8-350cid 5.7L 4BBL Code L
1979 V8-350cid 5.7L DIESEL Code Z
1979 V8-454cid 7.4L 4BBL Code S
1980 L6-250cid 4.1L 1BBL Code D
1980 V8-305cid 5.0L 2BBL Code G
1980 V8-350cid 5.7L 4BBL Code L
1980 V8-350cid 5.7L 4BBL Code M
1980 V8-350cid 5.7L DIESEL Code Z
1980 V8-454cid 7.4L 4BBL Code S
1980 V8-454cid 7.4L 4BBL Code W
1981 V8-305cid 5.0L 4BBL Code H
1981 V8-350cid 5.7L 4BBL Code L
1982 V8-305cid 5.0L 4BBL Code F
1982 V8-305cid 5.0L 4BBL Code H
1982 V8-350cid 5.7L 4BBL Code L
1982 V8-379cid 6.2L DIESEL Code C
1983 V8-305cid 5.0L 4BBL Code F
1983 V8-305cid 5.0L 4BBL Code H
1983 V8-350cid 5.7L 4BBL Code L
1983 V8-379cid 6.2L DIESEL Code C
1984 V8-305cid 5.0L 4BBL Code F
1984 V8-305cid 5.0L 4BBL Code H
1984 V8-350cid 5.7L 4BBL Code L
1984 V8-379cid 6.2L DIESEL Code C
1985 V8-305cid 5.0L 4BBL Code F
1985 V8-305cid 5.0L 4BBL Code H
1985 V8-350cid 5.7L 4BBL Code L
1985 V8-350cid 5.7L 4BBL Code M
1985 V8-379cid 6.2L DIESEL Code C
1986 V8-305cid 5.0L 4BBL Code F
1986 V8-305cid 5.0L 4BBL Code H
1986 V8-350cid 5.7L 4BBL Code L
1986 V8-350cid 5.7L 4BBL Code M
1986 V8-379cid 6.2L DIESEL Code C

C15 (3) 1984-1984
1984 L6-4097cc 4.1L 1BBL Chevrolet
1984 L6-4786cc 4.8L 1BBL
1984 V8-5735cc 5.7L 4BBL Chevrolet

C20 (84) 1975-1986
1975 L6-250cid 4.1L 1BBL Code Q
1975 L6-292cid 4.8L 1BBL Code T
1975 V8-350cid 5.7L 2BBL Code V
1975 V8-350cid 5.7L 4BBL Code Y
1975 V8-454cid 7.4L 4BBL Code Z
1976 L6-250cid 4.1L 1BBL Code D
1976 L6-292cid 4.8L 1BBL Code T
1976 V8-350cid 5.7L 2BBL Code V
1976 V8-350cid 5.7L 4BBL Code L
1976 V8-400cid 6.6L 4BBL Code U
1976 V8-454cid 7.4L 4BBL Code S
1977 L6-250cid 4.1L 1BBL Code D
1977 L6-292cid 4.8L 1BBL Code T
1977 V8-305cid 5.0L 2BBL Code U
1977 V8-350cid 5.7L 4BBL Code L
1977 V8-400cid 6.6L 4BBL Code R
1977 V8-454cid 7.4L 4BBL Code S
1978 L6-250cid 4.1L 1BBL Code D
1978 L6-292cid 4.8L 1BBL Code T
1978 V8-305cid 5.0L 2BBL Code U
1978 V8-350cid 5.7L 4BBL Code L
1978 V8-400cid 6.6L 4BBL Code R
1978 V8-454cid 7.4L 4BBL Code S
1979 L6-250cid 4.1L 1BBL Code D
1979 L6-292cid 4.8L 1BBL Code T
1979 V8-305cid 5.0L 2BBL Code U
1979 V8-350cid 5.7L 4BBL Code L
1979 V8-400cid 6.6L 4BBL Code R
1979 V8-454cid 7.4L 4BBL Code S
1980 L6-250cid 4.1L 1BBL Code D
1980 L6-292cid 4.8L 1BBL Code T
1980 V8-305cid 5.0L 2BBL Code G
1980 V8-350cid 5.7L 2BBL Code P
1980 V8-350cid 5.7L 4BBL Code L
1980 V8-350cid 5.7L 4BBL Code M
1980 V8-400cid 6.6L 4BBL Code X
1980 V8-454cid 7.4L 4BBL Code S
1980 V8-454cid 7.4L 4BBL Code W
1981 L6-250cid 4.1L 1BBL Code D
1981 L6-292cid 4.8L 1BBL Code T
1981 V8-305cid 5.0L 4BBL Code H
1981 V8-350cid 5.7L 4BBL Code L
1981 V8-350cid 5.7L 4BBL Code M
1981 V8-454cid 7.4L 4BBL Code W
1982 L6-250cid 4.1L 1BBL Code D
1982 L6-292cid 4.8L 1BBL Code T
1982 V8-305cid 5.0L 4BBL Code H
1982 V8-350cid 5.7L 4BBL Code L
1982 V8-350cid 5.7L 4BBL Code M
1982 V8-379cid 6.2L DIESEL Code C
1982 V8-379cid 6.2L DIESEL Code J
1982 V8-454cid 7.4L 4BBL Code W
1983 L6-250cid 4.1L 1BBL Code D
1983 L6-292cid 4.8L 1BBL Code T
1983 V8-305cid 5.0L 4BBL Code H
1983 V8-350cid 5.7L 4BBL Code L
1983 V8-350cid 5.7L 4BBL Code M
1983 V8-379cid 6.2L DIESEL Code C
1983 V8-379cid 6.2L DIESEL Code J
1983 V8-454cid 7.4L 4BBL Code W
1984 L6-250cid 4.1L 1BBL Code D
1984 L6-292cid 4.8L 1BBL Code T
1984 V8-305cid 5.0L 4BBL Code H
1984 V8-350cid 5.7L 4BBL Code L
1984 V8-350cid 5.7L 4BBL Code M
1984 V8-379cid 6.2L DIESEL Code C
1984 V8-379cid 6.2L DIESEL Code J
1984 V8-454cid 7.4L 4BBL Code W
1985 L6-292cid 4.8L 1BBL Code T
1985 V6-262cid 4.3L 4BBL Code N
1985 V8-305cid 5.0L 4BBL Code H
1985 V8-350cid 5.7L 4BBL Code L
1985 V8-350cid 5.7L 4BBL Code M
1985 V8-379cid 6.2L DIESEL Code C
1985 V8-379cid 6.2L DIESEL Code J
1985 V8-454cid 7.4L 4BBL Code W
1986 L6-292cid 4.8L 1BBL Code T
1986 V6-262cid 4.3L 4BBL Code N
1986 V8-305cid 5.0L 4BBL Code H
1986 V8-350cid 5.7L 4BBL Code L
1986 V8-350cid 5.7L 4BBL Code M
1986 V8-379cid 6.2L DIESEL Code C
1986 V8-379cid 6.2L DIESEL Code J
1986 V8-454cid 7.4L 4BBL Code W

C20 Pickup (42) 1973-1974
1973 L6-250cid 4.1L CARB Code Q
1973 L6-292cid 4.8L CARB Code T
1973 L6-4097cc 4.1L 1BBL Code Q
1973 L6-4097cc 4.1L LPG/1BBL Code Q
1973 L6-4098cc 4.1L 1BBL Code Q
1973 L6-4786cc 4.8L 1BBL Code T
1973 L6-4801cc 4.8L 1BBL Code T
1973 V8-307cid 5.0L CARB Code X
1973 V8-350cid 5.7L CARB Code Y
1973 V8-454cid 7.4L CARB Code Z
1973 V8-5031cc 5.0L 2BBL Code X
1973 V8-5736cc 5.7L 4BBL Code Y
1973 V8-5736cc 5.7L LPG/2BBL
1973 V8-5736cc 5.7L LPG/2BBL Code W
1973 V8-5736cc 5.7L LPG/4BBL
1973 V8-5736cc 5.7L LPG/4BBL Code W
1973 V8-7439cc 7.4L 4BBL Code L
1973 V8-7439cc 7.4L 4BBL Code Z
1973 V8-7441cc 7.4L 4BBL Code Z
1974 L6-250cid 4.1L CARB Code Q
1974 L6-292cid 4.8L CARB Code T
1974 L6-292cid 4.8L LPG/CARB Code S
1974 L6-4097cc 4.1L 1BBL Code Q
1974 L6-4097cc 4.1L LPG/1BBL Code Q
1974 L6-4098cc 4.1L 1BBL Code Q
1974 L6-4786cc 4.8L 1BBL Code T
1974 L6-4801cc 4.8L 1BBL Code T
1974 L6-4801cc 4.8L LPG/1BBL Code S
1974 V8-350cid 5.7L CARB Code V
1974 V8-350cid 5.7L CARB Code Y
1974 V8-350cid 5.7L LPG/CARB Code W
1974 V8-454cid 7.4L CARB Code Z
1974 V8-5736cc 5.7L 2BBL Code V
1974 V8-5736cc 5.7L 4BBL Code Y
1974 V8-5736cc 5.7L LPG/2BBL
1974 V8-5736cc 5.7L LPG/2BBL Code W
1974 V8-5736cc 5.7L LPG/4BBL
1974 V8-5736cc 5.7L LPG/4BBL Code W
1974 V8-5737cc 5.7L 2BBL Code V
1974 V8-7439cc 7.4L 4BBL Code L
1974 V8-7439cc 7.4L 4BBL Code Z
1974 V8-7441cc 7.4L 4BBL Code Z

C20 Suburban (105) 1973-1986
1973 L6-250cid 4.1L CARB Code Q
1973 L6-292cid 4.8L CARB Code T
1973 L6-4097cc 4.1L 1BBL Code Q
1973 L6-4097cc 4.1L LPG/1BBL Code Q
1973 L6-4098cc 4.1L 1BBL Code Q
1973 L6-4786cc 4.8L 1BBL Code T
1973 L6-4801cc 4.8L 1BBL Code T
1973 V8-307cid 5.0L CARB Code X
1973 V8-350cid 5.7L CARB Code Y
1973 V8-454cid 7.4L CARB Code Z
1973 V8-5031cc 5.0L 2BBL Code X
1973 V8-5736cc 5.7L 4BBL Code Y
1973 V8-5736cc 5.7L LPG/2BBL
1973 V8-5736cc 5.7L LPG/2BBL Code W
1973 V8-5736cc 5.7L LPG/4BBL
1973 V8-5736cc 5.7L LPG/4BBL Code W
1973 V8-7439cc 7.4L 4BBL Code L
1973 V8-7439cc 7.4L 4BBL Code Z
1973 V8-7441cc 7.4L 4BBL Code Z
1974 L6-250cid 4.1L CARB Code Q
1974 L6-292cid 4.8L CARB Code T
1974 L6-292cid 4.8L LPG/CARB Code S
1974 L6-4097cc 4.1L 1BBL Code Q
1974 L6-4097cc 4.1L LPG/1BBL Code Q
1974 L6-4098cc 4.1L 1BBL Code Q
1974 L6-4786cc 4.8L 1BBL Code T
1974 L6-4801cc 4.8L 1BBL Code T
1974 L6-4801cc 4.8L LPG/1BBL Code S
1974 V8-350cid 5.7L CARB Code V
1974 V8-350cid 5.7L CARB Code Y
1974 V8-350cid 5.7L LPG/CARB Code W
1974 V8-454cid 7.4L CARB Code Z
1974 V8-5736cc 5.7L 2BBL Code V
1974 V8-5736cc 5.7L 4BBL Code Y
1974 V8-5736cc 5.7L LPG/2BBL
1974 V8-5736cc 5.7L LPG/2BBL Code W
1974 V8-5736cc 5.7L LPG/4BBL
1974 V8-5736cc 5.7L LPG/4BBL Code W
1974 V8-5737cc 5.7L 2BBL Code V
1974 V8-7439cc 7.4L 4BBL Code L
1974 V8-7439cc 7.4L 4BBL Code Z
1974 V8-7441cc 7.4L 4BBL Code Z
1975 L6-292cid 4.8L 1BBL Code T
1975 V8-350cid 5.7L 2BBL Code V
1975 V8-350cid 5.7L 4BBL Code Y
1975 V8-454cid 7.4L 4BBL Code Z
1976 L6-292cid 4.8L 1BBL Code T
1976 V8-305cid 5.0L 2BBL Code Q
1976 V8-350cid 5.7L 2BBL Code V
1976 V8-350cid 5.7L 4BBL Code L
1976 V8-400cid 6.6L 4BBL Code U
1976 V8-454cid 7.4L 4BBL Code S
1977 L6-292cid 4.8L 1BBL Code T
1977 V8-305cid 5.0L 2BBL Code U
1977 V8-350cid 5.7L 4BBL Code L
1977 V8-400cid 6.6L 4BBL Code R
1977 V8-454cid 7.4L 4BBL Code S
1978 L6-292cid 4.8L 1BBL Code T
1978 V8-305cid 5.0L 2BBL Code U
1978 V8-350cid 5.7L 4BBL Code L
1978 V8-400cid 6.6L 4BBL Code R
1978 V8-454cid 7.4L 4BBL Code S
1979 L6-292cid 4.8L 1BBL Code T
1979 V8-305cid 5.0L 2BBL Code U
1979 V8-350cid 5.7L 4BBL Code L
1979 V8-400cid 6.6L 4BBL Code R
1979 V8-454cid 7.4L 4BBL Code S
1980 L6-292cid 4.8L 1BBL Code T
1980 V8-305cid 5.0L 2BBL Code G
1980 V8-350cid 5.7L 4BBL Code L
1980 V8-350cid 5.7L 4BBL Code M
1980 V8-400cid 6.6L 4BBL Code X
1980 V8-454cid 7.4L 4BBL Code S
1980 V8-454cid 7.4L 4BBL Code W
1981 L6-292cid 4.8L 1BBL Code T
1981 V8-305cid 5.0L 4BBL Code H
1981 V8-350cid 5.7L 4BBL Code L
1981 V8-350cid 5.7L 4BBL Code M
1981 V8-454cid 7.4L 4BBL Code W
1982 L6-292cid 4.8L 1BBL Code T
1982 V8-305cid 5.0L 4BBL Code H
1982 V8-350cid 5.7L 4BBL Code L
1982 V8-350cid 5.7L 4BBL Code M
1982 V8-379cid 6.2L DIESEL Code J
1982 V8-454cid 7.4L 4BBL Code W
1983 V8-305cid 5.0L 4BBL Code H
1983 V8-350cid 5.7L 4BBL Code L
1983 V8-350cid 5.7L 4BBL Code M
1983 V8-379cid 6.2L DIESEL Code J
1983 V8-454cid 7.4L 4BBL Code W
1984 V8-305cid 5.0L 4BBL Code H
1984 V8-350cid 5.7L 4BBL Code L
1984 V8-350cid 5.7L 4BBL Code M
1984 V8-379cid 6.2L DIESEL Code J
1984 V8-454cid 7.4L 4BBL Code W
1985 V8-305cid 5.0L 4BBL Code H
1985 V8-350cid 5.7L 4BBL Code L
1985 V8-350cid 5.7L 4BBL Code M
1985 V8-379cid 6.2L DIESEL Code J
1985 V8-454cid 7.4L 4BBL Code W
1986 V8-305cid 5.0L 4BBL Code H
1986 V8-350cid 5.7L 4BBL Code L
1986 V8-350cid 5.7L 4BBL Code M
1986 V8-379cid 6.2L DIESEL Code J
1986 V8-454cid 7.4L 4BBL Code W

C30 (82) 1975-1986
1975 L6-250cid 4.1L 1BBL Code Q
1975 L6-292cid 4.8L 1BBL Code T
1975 L6-4097cc 4.1L 1BBL Chevrolet Rochester
1975 L6-4786cc 4.8L 1BBL Rochester
1975 V8-350cid 5.7L 2BBL Code V
1975 V8-350cid 5.7L 4BBL Chevrolet
1975 V8-350cid 5.7L 4BBL Code Y
1975 V8-454cid 7.4L 4BBL Code Z
1976 L6-292cid 4.8L 1BBL Code T
1976 L6-4097cc 4.1L 1BBL Chevrolet Rochester
1976 L6-4786cc 4.8L 1BBL Rochester
1976 V8-350cid 5.7L 2BBL Code V
1976 V8-350cid 5.7L 4BBL Chevrolet
1976 V8-350cid 5.7L 4BBL Code L
1976 V8-400cid 6.6L 4BBL Code U
1976 V8-454cid 7.4L 4BBL Code S
1977 L6-292cid 4.8L 1BBL Code T
1977 L6-4097cc 4.1L 1BBL Chevrolet Rochester
1977 L6-4786cc 4.8L 1BBL Rochester
1977 V8-350cid 5.7L 4BBL Chevrolet Rochester
1977 V8-350cid 5.7L 4BBL Code L
1977 V8-400cid 6.6L 4BBL Code R
1977 V8-454cid 7.4L 4BBL Code S
1978 L6-250cid 4.1L 1BBL Code D
1978 L6-292cid 4.8L 1BBL Code T
1978 L6-4097cc 4.1L 1BBL Chevrolet Rochester
1978 L6-4786cc 4.8L 1BBL Rochester
1978 V8-305cid 5.0L 2BBL Code U
1978 V8-350cid 5.7L 4BBL Chevrolet Rochester
1978 V8-350cid 5.7L 4BBL Code L
1978 V8-350cid 5.7L DIESEL Code Z
1978 V8-400cid 6.6L 4BBL Code R
1978 V8-454cid 7.4L 4BBL Code S
1979 L6-250cid 4.1L 1BBL Code D
1979 L6-292cid 4.8L 1BBL Code T
1979 L6-4097cc 4.1L 1BBL Chevrolet Rochester
1979 L6-4786cc 4.8L 1BBL Rochester
1979 V8-305cid 5.0L 2BBL Code U
1979 V8-350cid 5.7L 4BBL Chevrolet Rochester
1979 V8-350cid 5.7L 4BBL Code L
1979 V8-400cid 6.6L 4BBL Code R
1979 V8-454cid 7.4L 4BBL Code S
1980 L6-250cid 4.1L 1BBL Code D
1980 L6-292cid 4.8L 1BBL Code T
1980 L6-4097cc 4.1L 1BBL Chevrolet Rochester
1980 L6-4786cc 4.8L 1BBL Rochester
1980 V8-350cid 5.7L 4BBL Chevrolet Rochester
1980 V8-350cid 5.7L 4BBL Code L
1980 V8-350cid 5.7L 4BBL Code M
1980 V8-454cid 7.4L 4BBL Code S
1980 V8-454cid 7.4L 4BBL Code W
1981 L6-292cid 4.8L 1BBL Code T
1981 L6-4097cc 4.1L 1BBL Chevrolet Rochester
1981 L6-4786cc 4.8L 1BBL Rochester
1981 V8-350cid 5.7L 4BBL Chevrolet Rochester
1981 V8-350cid 5.7L 4BBL Code M
1981 V8-454cid 7.4L 4BBL Code W
1982 L6-292cid 4.8L 1BBL Code T
1982 L6-4097cc 4.1L 1BBL Chevrolet
1982 L6-4786cc 4.8L 1BBL
1982 V8-350cid 5.7L 4BBL Chevrolet
1982 V8-350cid 5.7L 4BBL Code M
1982 V8-379cid 6.2L DIESEL Code J
1982 V8-454cid 7.4L 4BBL Code W
1983 L6-292cid 4.8L 1BBL Code T
1983 V8-350cid 5.7L 4BBL Code L
1983 V8-350cid 5.7L 4BBL Code M
1983 V8-379cid 6.2L DIESEL Code J
1983 V8-454cid 7.4L 4BBL Code W
1984 L6-292cid 4.8L 1BBL Code T
1984 V8-350cid 5.7L 4BBL Code M
1984 V8-379cid 6.2L DIESEL Code J
1984 V8-454cid 7.4L 4BBL Code W
1985 L6-292cid 4.8L 1BBL Code T
1985 V8-350cid 5.7L 4BBL Code M
1985 V8-379cid 6.2L DIESEL Code J
1985 V8-454cid 7.4L 4BBL Code W
1986 L6-292cid 4.8L 1BBL Code T
1986 V8-305cid 5.0L 4BBL Code H
1986 V8-350cid 5.7L 4BBL Code M
1986 V8-379cid 6.2L DIESEL Code J
1986 V8-454cid 7.4L 4BBL Code W

C30 Pickup (42) 1973-1974
1973 L6-250cid 4.1L CARB Code Q
1973 L6-292cid 4.8L CARB Code T
1973 L6-4097cc 4.1L 1BBL Code Q
1973 L6-4097cc 4.1L LPG/1BBL Code Q
1973 L6-4098cc 4.1L 1BBL Code Q
1973 L6-4786cc 4.8L 1BBL Code T
1973 L6-4801cc 4.8L 1BBL Code T
1973 V8-307cid 5.0L CARB Code X
1973 V8-350cid 5.7L CARB Code Y
1973 V8-454cid 7.4L CARB Code Z
1973 V8-5031cc 5.0L 2BBL Code X
1973 V8-5736cc 5.7L 4BBL Code Y
1973 V8-5736cc 5.7L LPG/2BBL
1973 V8-5736cc 5.7L LPG/2BBL Code W
1973 V8-5736cc 5.7L LPG/4BBL
1973 V8-5736cc 5.7L LPG/4BBL Code W
1973 V8-7439cc 7.4L 4BBL Code L
1973 V8-7439cc 7.4L 4BBL Code Z
1973 V8-7441cc 7.4L 4BBL Code Z
1974 L6-250cid 4.1L CARB Code Q
1974 L6-292cid 4.8L CARB Code T
1974 L6-292cid 4.8L LPG/CARB Code S
1974 L6-4097cc 4.1L 1BBL Code Q
1974 L6-4097cc 4.1L LPG/1BBL Code Q
1974 L6-4098cc 4.1L 1BBL Code Q
1974 L6-4786cc 4.8L 1BBL Code T
1974 L6-4801cc 4.8L 1BBL Code T
1974 L6-4801cc 4.8L LPG/1BBL Code S
1974 V8-350cid 5.7L CARB Code V
1974 V8-350cid 5.7L CARB Code Y
1974 V8-350cid 5.7L LPG/CARB Code W
1974 V8-454cid 7.4L CARB Code Z
1974 V8-5736cc 5.7L 2BBL Code V
1974 V8-5736cc 5.7L 4BBL Code Y
1974 V8-5736cc 5.7L LPG/2BBL
1974 V8-5736cc 5.7L LPG/2BBL Code W
1974 V8-5736cc 5.7L LPG/4BBL
1974 V8-5736cc 5.7L LPG/4BBL Code W
1974 V8-5737cc 5.7L 2BBL Code V
1974 V8-7439cc 7.4L 4BBL Code L
1974 V8-7439cc 7.4L 4BBL Code Z
1974 V8-7441cc 7.4L 4BBL Code Z

C35 (9) 1983-1986
1983 L6-4786cc 4.8L 1BBL
1983 V8-5735cc 5.7L 4BBL Chevrolet
1984 L6-4097cc 4.1L 1BBL Chevrolet
1984 L6-4786cc 4.8L 1BBL
1984 V8-5735cc 5.7L 4BBL Chevrolet
1985 L6-4786cc 4.8L 1BBL
1985 V8-5735cc 5.7L 4BBL Chevrolet
1986 L6-4786cc 4.8L 1BBL
1986 V8-5735cc 5.7L 4BBL Chevrolet

C50 (17) 1980-1989
1980 L6-292cid 4.8L 1BBL Code T
1980 V8-350cid 5.7L CARB Code A LF5
1981 L6-292cid 4.8L 1BBL Code T
1981 V8-350cid 5.7L CARB Code A LF5
1982 L6-292cid 4.8L 1BBL Code T
1982 V8-350cid 5.7L CARB Code A LF5
1983 L6-292cid 4.8L 1BBL Code T
1983 V8-350cid 5.7L CARB Code A LF5
1984 L6-292cid 4.8L 1BBL Code T
1984 V8-350cid 5.7L CARB Code A LF5
1985 L6-292cid 4.8L 1BBL Code T
1985 V8-350cid 5.7L CARB Code A LF5
1986 L6-292cid 4.8L 1BBL Code T
1986 V8-350cid 5.7L CARB Code A LF5
1987 V8-350cid 5.7L CARB Code A LF5
1988 V8-350cid 5.7L CARB Code A LF5
1989 V8-350cid 5.7L CARB Code A LF5

C60 (42) 1980-1989
1980 L6-292cid 4.8L 1BBL Code T
1980 V8-350cid 5.7L CARB Code A LF5
1980 V8-366cid 6.0L CARB Code B L86
1981 L6-292cid 4.8L 1BBL Code T
1981 V8-350cid 5.7L CARB Code A LF5
1981 V8-366cid 6.0L CARB Code B L86
1981 V8-501cid 8.2L DIESEL Code F
1981 V8-636cid 10.4L DIESEL 3208
1982 L6-292cid 4.8L 1BBL Code T
1982 V8-350cid 5.7L CARB Code A LF5
1982 V8-366cid 6.0L CARB Code B L86
1982 V8-501cid 8.2L DIESEL Code F
1982 V8-636cid 10.4L DIESEL 3208
1983 L6-292cid 4.8L 1BBL Code T
1983 L6-374cid 6.1L DIESEL Turbo Code L BF6L913
1983 V8-350cid 5.7L CARB Code A LF5
1983 V8-366cid 6.0L CARB Code B L86
1983 V8-501cid 8.2L DIESEL Code F
1983 V8-636cid 10.4L DIESEL 3208
1984 L6-292cid 4.8L 1BBL Code T
1984 V8-350cid 5.7L CARB Code A LF5
1984 V8-366cid 6.0L CARB Code B L86
1984 V8-501cid 8.2L DIESEL Code F
1984 V8-636cid 10.4L DIESEL 3208
1985 L6-292cid 4.8L 1BBL Code T
1985 V8-350cid 5.7L CARB Code A LF5
1985 V8-366cid 6.0L CARB Code B L86
1985 V8-501cid 8.2L DIESEL Code F
1985 V8-636cid 10.4L DIESEL 3208
1986 L6-292cid 4.8L 1BBL Code T
1986 V8-350cid 5.7L CARB Code A LF5
1986 V8-366cid 6.0L CARB Code B L86
1986 V8-501cid 8.2L DIESEL Code F
1987 V8-350cid 5.7L CARB Code A LF5
1987 V8-366cid 6.0L CARB Code B L86
1987 V8-501cid 8.2L DIESEL Code F
1988 V8-350cid 5.7L CARB Code A LF5
1988 V8-366cid 6.0L CARB Code B L86
1988 V8-501cid 8.2L DIESEL Code F
1989 V8-350cid 5.7L CARB Code A LF5
1989 V8-366cid 6.0L FI Code P LS0
1989 V8-501cid 8.2L DIESEL Code F

C70 (65) 1980-1989
1980 V8-366cid 6.0L CARB Code B L86
1980 V8-427cid 7.0L CARB Code E L43
1980 V8-454cid 7.4L 4BBL Code S
1980 V8-501cid 8.2L DIESEL Turbo Code G
1980 V8-501cid 8.2L DIESEL Code F
1980 V8-555cid 9.1L DIESEL Turbo
1980 V8-636cid 10.4L DIESEL 3208
1981 V8-366cid 6.0L CARB Code B L86
1981 V8-427cid 7.0L CARB Code E L43
1981 V8-501cid 8.2L DIESEL Turbo Code G
1981 V8-501cid 8.2L DIESEL Code F
1981 V8-555cid 9.1L DIESEL Turbo
1981 V8-636cid 10.4L DIESEL 3208
1981 V8-636cid 10.4L DIESEL Turbo 3208
1982 L6-374cid 6.1L DIESEL Turbo Code L BF6L913
1982 V8-366cid 6.0L CARB Code B L86
1982 V8-427cid 7.0L CARB Code E L43
1982 V8-501cid 8.2L DIESEL Turbo Code G
1982 V8-501cid 8.2L DIESEL Code F
1982 V8-555cid 9.1L DIESEL Turbo
1982 V8-636cid 10.4L DIESEL 3208
1982 V8-636cid 10.4L DIESEL Turbo 3208
1983 L6-374cid 6.1L DIESEL Turbo Code L BF6L913
1983 V8-366cid 6.0L CARB Code B L86
1983 V8-427cid 7.0L CARB Code E L43
1983 V8-501cid 8.2L DIESEL Turbo Code G
1983 V8-501cid 8.2L DIESEL Code F
1983 V8-636cid 10.4L DIESEL 3208
1983 V8-636cid 10.4L DIESEL Turbo 3208
1984 L6-374cid 6.1L DIESEL Turbo Code L BF6L913
1984 V8-366cid 6.0L CARB Code B L86
1984 V8-427cid 7.0L CARB Code E L43
1984 V8-501cid 8.2L DIESEL Turbo Code G
1984 V8-501cid 8.2L DIESEL Code F
1984 V8-636cid 10.4L DIESEL 3208
1984 V8-636cid 10.4L DIESEL Turbo 3208
1985 L6-374cid 6.1L DIESEL Turbo Code L BF6L913
1985 V8-366cid 6.0L CARB Code B L86
1985 V8-427cid 7.0L CARB Code E L43
1985 V8-501cid 8.2L DIESEL Turbo Code G
1985 V8-501cid 8.2L DIESEL Code F
1985 V8-636cid 10.4L DIESEL 3208
1985 V8-636cid 10.4L DIESEL Turbo 3208
1986 V8-366cid 6.0L CARB Code B L86
1986 V8-427cid 7.0L CARB Code E L43
1986 V8-501cid 8.2L DIESEL Turbo Code G
1986 V8-501cid 8.2L DIESEL Code F
1986 V8-636cid 10.4L DIESEL 3208
1986 V8-636cid 10.4L DIESEL Turbo 3208
1987 V8-366cid 6.0L CARB Code B L86
1987 V8-427cid 7.0L CARB Code E L43
1987 V8-501cid 8.2L DIESEL Turbo Code G
1987 V8-501cid 8.2L DIESEL Code F
1987 V8-636cid 10.4L DIESEL 3208
1987 V8-636cid 10.4L DIESEL Turbo 3208
1988 V8-366cid 6.0L CARB Code B L86
1988 V8-427cid 7.0L CARB Code E L43
1988 V8-501cid 8.2L DIESEL Turbo Code G
1988 V8-501cid 8.2L DIESEL Code F
1988 V8-636cid 10.4L DIESEL Turbo 3208
1989 V8-366cid 6.0L FI Code P LS0
1989 V8-427cid 7.0L CARB Code E L43
1989 V8-501cid 8.2L DIESEL Turbo Code G
1989 V8-501cid 8.2L DIESEL Code F
1989 V8-636cid 10.4L DIESEL Turbo 3208

K10 (59) 1975-1986
1975 L6-250cid 4.1L 1BBL Code Q
1975 L6-292cid 4.8L 1BBL Code T
1975 V8-350cid 5.7L 2BBL Code V
1975 V8-350cid 5.7L 4BBL Code Y
1975 V8-400cid 6.6L 4BBL Code M
1976 L6-250cid 4.1L 1BBL Code D
1976 L6-292cid 4.8L 1BBL Code T
1976 V8-350cid 5.7L 2BBL Code V
1976 V8-350cid 5.7L 4BBL Code L
1976 V8-400cid 6.6L 4BBL Code U
1976 V8-454cid 7.4L 4BBL Code S
1977 L6-250cid 4.1L 1BBL Code D
1977 V8-305cid 5.0L 2BBL Code U
1977 V8-350cid 5.7L 4BBL Code L
1977 V8-400cid 6.6L 4BBL Code R
1978 L6-250cid 4.1L 1BBL Code D
1978 V8-305cid 5.0L 2BBL Code U
1978 V8-350cid 5.7L 4BBL Code L
1978 V8-400cid 6.6L 4BBL Code R
1979 L6-250cid 4.1L 1BBL Code D
1979 L6-292cid 4.8L 1BBL Code T
1979 V8-305cid 5.0L 2BBL Code U
1979 V8-350cid 5.7L 4BBL Code L
1979 V8-400cid 6.6L 4BBL Code R
1979 V8-454cid 7.4L 4BBL Code S
1980 L6-250cid 4.1L 1BBL Code D
1980 L6-292cid 4.8L 1BBL Code T
1980 V8-350cid 5.7L 4BBL Code L
1980 V8-350cid 5.7L 4BBL Code M
1980 V8-400cid 6.6L 4BBL Code R
1980 V8-400cid 6.6L 4BBL Code X
1980 V8-454cid 7.4L 4BBL Code S
1980 V8-454cid 7.4L 4BBL Code W
1981 L6-250cid 4.1L 1BBL Code D
1981 V8-305cid 5.0L 4BBL Code H
1981 V8-350cid 5.7L 4BBL Code L
1982 L6-250cid 4.1L 1BBL Code D
1982 V8-305cid 5.0L 4BBL Code H
1982 V8-350cid 5.7L 4BBL Code L
1982 V8-350cid 5.7L 4BBL Code M
1982 V8-379cid 6.2L DIESEL Code C
1983 L6-250cid 4.1L 1BBL Code D
1983 V8-305cid 5.0L 4BBL Code H
1983 V8-350cid 5.7L 4BBL Code L
1983 V8-379cid 6.2L DIESEL Code C
1984 L6-250cid 4.1L 1BBL Code D
1984 V8-305cid 5.0L 4BBL Code H
1984 V8-350cid 5.7L 4BBL Code L
1984 V8-379cid 6.2L DIESEL Code C
1985 V6-262cid 4.3L 4BBL Code N
1985 V8-305cid 5.0L 4BBL Code H
1985 V8-350cid 5.7L 4BBL Code L
1985 V8-350cid 5.7L 4BBL Code M
1985 V8-379cid 6.2L DIESEL Code C
1986 V6-262cid 4.3L 4BBL Code N
1986 V8-305cid 5.0L 4BBL Code H
1986 V8-350cid 5.7L 4BBL Code L
1986 V8-350cid 5.7L 4BBL Code M
1986 V8-379cid 6.2L DIESEL Code C

K10 Pickup (35) 1973-1974
1973 L6-250cid 4.1L CARB Code Q
1973 L6-292cid 4.8L CARB Code T
1973 L6-4097cc 4.1L 1BBL Code Q
1973 L6-4097cc 4.1L LPG/1BBL Code Q
1973 L6-4098cc 4.1L 1BBL Code Q
1973 L6-4786cc 4.8L 1BBL Code T
1973 L6-4801cc 4.8L 1BBL Code T
1973 V8-307cid 5.0L CARB Code F
1973 V8-350cid 5.7L CARB Code Y
1973 V8-5031cc 5.0L 2BBL Code X
1973 V8-5736cc 5.7L 4BBL Code Y
1973 V8-5736cc 5.7L LPG/2BBL
1973 V8-5736cc 5.7L LPG/2BBL Code W
1973 V8-5736cc 5.7L LPG/4BBL
1973 V8-5736cc 5.7L LPG/4BBL Code W
1973 V8-7439cc 7.4L 4BBL Code L
1973 V8-7439cc 7.4L 4BBL Code Z
1974 L6-250cid 4.1L CARB Code Q
1974 L6-4097cc 4.1L 1BBL Code Q
1974 L6-4097cc 4.1L LPG/1BBL Code Q
1974 L6-4098cc 4.1L 1BBL Code Q
1974 L6-4801cc 4.8L 1BBL Code T
1974 V8-350cid 5.7L CARB Code V
1974 V8-350cid 5.7L CARB Code Y
1974 V8-454cid 7.4L CARB Code Z
1974 V8-5736cc 5.7L 2BBL Code V
1974 V8-5736cc 5.7L 4BBL Code Y
1974 V8-5736cc 5.7L LPG/2BBL
1974 V8-5736cc 5.7L LPG/2BBL Code W
1974 V8-5736cc 5.7L LPG/4BBL
1974 V8-5736cc 5.7L LPG/4BBL Code W
1974 V8-5737cc 5.7L 2BBL Code V
1974 V8-7439cc 7.4L 4BBL Code L
1974 V8-7439cc 7.4L 4BBL Code Z
1974 V8-7441cc 7.4L 4BBL Code Z

K10 Suburban (75) 1973-1986
1973 L6-250cid 4.1L CARB Code Q
1973 L6-4097cc 4.1L 1BBL Code Q
1973 L6-4097cc 4.1L LPG/1BBL Code Q
1973 L6-4098cc 4.1L 1BBL Code Q
1973 V8-307cid 5.0L CARB Code X
1973 V8-350cid 5.7L CARB Code Y
1973 V8-5031cc 5.0L 2BBL Code X
1973 V8-5736cc 5.7L 4BBL Code Y
1973 V8-5736cc 5.7L LPG/2BBL
1973 V8-5736cc 5.7L LPG/2BBL Code W
1973 V8-5736cc 5.7L LPG/4BBL
1973 V8-5736cc 5.7L LPG/4BBL Code W
1973 V8-7439cc 7.4L 4BBL Code L
1973 V8-7439cc 7.4L 4BBL Code Z
1974 L6-250cid 4.1L CARB Code Q
1974 L6-4097cc 4.1L 1BBL Code Q
1974 L6-4097cc 4.1L LPG/1BBL Code Q
1974 L6-4098cc 4.1L 1BBL Code Q
1974 V8-350cid 5.7L CARB Code V
1974 V8-350cid 5.7L CARB Code Y
1974 V8-5736cc 5.7L 2BBL Code V
1974 V8-5736cc 5.7L 4BBL Code Y
1974 V8-5736cc 5.7L LPG/2BBL
1974 V8-5736cc 5.7L LPG/2BBL Code W
1974 V8-5736cc 5.7L LPG/4BBL
1974 V8-5736cc 5.7L LPG/4BBL Code W
1974 V8-5737cc 5.7L 2BBL Code V
1974 V8-7439cc 7.4L 4BBL Code L
1974 V8-7439cc 7.4L 4BBL Code Z
1975 L6-250cid 4.1L 1BBL Code Q
1975 V8-350cid 5.7L 2BBL Code V
1975 V8-350cid 5.7L 4BBL Code Y
1975 V8-400cid 6.6L 4BBL Code M
1976 L6-250cid 4.1L 1BBL Code D
1976 V8-305cid 5.0L 2BBL Code Q
1976 V8-350cid 5.7L 2BBL Code V
1976 V8-350cid 5.7L 4BBL Code L
1976 V8-400cid 6.6L 4BBL Code U
1977 L6-250cid 4.1L 1BBL Code D
1977 V8-305cid 5.0L 2BBL Code U
1977 V8-350cid 5.7L 4BBL Code L
1977 V8-400cid 6.6L 4BBL Code R
1978 L6-250cid 4.1L 1BBL Code D
1978 V8-305cid 5.0L 2BBL Code U
1978 V8-350cid 5.7L 4BBL Code L
1978 V8-400cid 6.6L 4BBL Code R
1979 L6-250cid 4.1L 1BBL Code D
1979 V8-305cid 5.0L 2BBL Code U
1979 V8-350cid 5.7L 4BBL Code L
1979 V8-400cid 6.6L 4BBL Code R
1980 L6-250cid 4.1L 1BBL Code D
1980 V8-305cid 5.0L 2BBL Code G
1980 V8-350cid 5.7L 4BBL Code L
1980 V8-350cid 5.7L 4BBL Code M
1981 V8-305cid 5.0L 4BBL Code H
1981 V8-350cid 5.7L 4BBL Code L
1982 V8-305cid 5.0L 4BBL Code F
1982 V8-305cid 5.0L 4BBL Code H
1982 V8-350cid 5.7L 4BBL Code L
1982 V8-379cid 6.2L DIESEL Code C
1983 V8-305cid 5.0L 4BBL Code H
1983 V8-350cid 5.7L 4BBL Code L
1983 V8-379cid 6.2L DIESEL Code C
1984 V8-305cid 5.0L 4BBL Code F
1984 V8-350cid 5.7L 4BBL Code L
1984 V8-379cid 6.2L DIESEL Code C
1985 V8-305cid 5.0L 4BBL Code F
1985 V8-305cid 5.0L 4BBL Code H
1985 V8-350cid 5.7L 4BBL Code L
1985 V8-350cid 5.7L 4BBL Code M
1985 V8-379cid 6.2L DIESEL Code C
1986 V8-305cid 5.0L 4BBL Code H
1986 V8-350cid 5.7L 4BBL Code L
1986 V8-350cid 5.7L 4BBL Code M
1986 V8-379cid 6.2L DIESEL Code C

K20 (65) 1975-1986
1975 L6-250cid 4.1L 1BBL Code Q
1975 L6-292cid 4.8L 1BBL Code T
1975 V8-350cid 5.7L 2BBL Code V
1975 V8-350cid 5.7L 4BBL Code Y
1975 V8-400cid 6.6L 4BBL Code M
1976 L6-250cid 4.1L 1BBL Code D
1976 L6-292cid 4.8L 1BBL Code T
1976 V8-350cid 5.7L 2BBL Code V
1976 V8-350cid 5.7L 4BBL Code L
1976 V8-400cid 6.6L 4BBL Code U
1976 V8-454cid 7.4L 4BBL Code S
1977 L6-292cid 4.8L 1BBL Code T
1977 V8-305cid 5.0L 2BBL Code U
1977 V8-350cid 5.7L 4BBL Code L
1977 V8-400cid 6.6L 4BBL Code R
1977 V8-454cid 7.4L 4BBL Code S
1978 L6-250cid 4.1L 1BBL Code D
1978 L6-292cid 4.8L 1BBL Code T
1978 V8-305cid 5.0L 2BBL Code U
1978 V8-350cid 5.7L 4BBL Code L
1978 V8-400cid 6.6L 4BBL Code R
1978 V8-454cid 7.4L 4BBL Code S
1979 L6-250cid 4.1L 1BBL Code D
1979 L6-292cid 4.8L 1BBL Code T
1979 V8-350cid 5.7L 4BBL Code L
1979 V8-400cid 6.6L 4BBL Code R
1980 L6-250cid 4.1L 1BBL Code D
1980 L6-292cid 4.8L 1BBL Code T
1980 V8-305cid 5.0L 2BBL Code G
1980 V8-350cid 5.7L 4BBL Code L
1980 V8-350cid 5.7L 4BBL Code M
1980 V8-400cid 6.6L 4BBL Code R
1980 V8-400cid 6.6L 4BBL Code X
1980 V8-454cid 7.4L 4BBL Code S
1980 V8-454cid 7.4L 4BBL Code W
1981 L6-292cid 4.8L 1BBL Code T
1981 V8-350cid 5.7L 4BBL Code L
1981 V8-350cid 5.7L 4BBL Code M
1982 L6-292cid 4.8L 1BBL Code T
1982 V8-350cid 5.7L 4BBL Code L
1982 V8-350cid 5.7L 4BBL Code M
1982 V8-379cid 6.2L DIESEL Code C
1982 V8-379cid 6.2L DIESEL Code J
1983 L6-292cid 4.8L 1BBL Code T
1983 V8-350cid 5.7L 4BBL Code L
1983 V8-350cid 5.7L 4BBL Code M
1983 V8-379cid 6.2L DIESEL Code C
1983 V8-379cid 6.2L DIESEL Code J
1984 L6-292cid 4.8L 1BBL Code T
1984 V8-350cid 5.7L 4BBL Code L
1984 V8-350cid 5.7L 4BBL Code M
1984 V8-379cid 6.2L DIESEL Code C
1984 V8-379cid 6.2L DIESEL Code J
1985 L6-292cid 4.8L 1BBL Code T
1985 V6-262cid 4.3L 4BBL Code N
1985 V8-305cid 5.0L 4BBL Code H
1985 V8-350cid 5.7L 4BBL Code L
1985 V8-350cid 5.7L 4BBL Code M
1985 V8-379cid 6.2L DIESEL Code C
1985 V8-379cid 6.2L DIESEL Code J
1986 L6-292cid 4.8L 1BBL Code T
1986 V8-350cid 5.7L 4BBL Code L
1986 V8-350cid 5.7L 4BBL Code M
1986 V8-379cid 6.2L DIESEL Code C
1986 V8-379cid 6.2L DIESEL Code J

K20 Pickup (41) 1973-1974
1973 L6-250cid 4.1L CARB Code Q
1973 L6-292cid 4.8L CARB Code T
1973 L6-4097cc 4.1L 1BBL Code Q
1973 L6-4097cc 4.1L LPG/1BBL Code Q
1973 L6-4098cc 4.1L 1BBL Code Q
1973 L6-4786cc 4.8L 1BBL Code T
1973 L6-4801cc 4.8L 1BBL Code T
1973 V8-307cid 5.0L CARB Code F
1973 V8-350cid 5.7L CARB Code Y
1973 V8-454cid 7.4L CARB Code Z
1973 V8-5031cc 5.0L 2BBL Code X
1973 V8-5736cc 5.7L 4BBL Code Y
1973 V8-5736cc 5.7L LPG/2BBL
1973 V8-5736cc 5.7L LPG/2BBL Code W
1973 V8-5736cc 5.7L LPG/4BBL
1973 V8-5736cc 5.7L LPG/4BBL Code W
1973 V8-7439cc 7.4L 4BBL Code L
1973 V8-7439cc 7.4L 4BBL Code Z
1973 V8-7441cc 7.4L 4BBL Code Z
1974 L6-250cid 4.1L CARB Code Q
1974 L6-292cid 4.8L CARB Code T
1974 L6-292cid 4.8L LPG/CARB Code S
1974 L6-4097cc 4.1L 1BBL Code Q
1974 L6-4097cc 4.1L LPG/1BBL Code Q
1974 L6-4098cc 4.1L 1BBL Code Q
1974 L6-4786cc 4.8L 1BBL Code T
1974 L6-4801cc 4.8L 1BBL Code T
1974 L6-4801cc 4.8L LPG/1BBL Code S
1974 V8-350cid 5.7L CARB Code V
1974 V8-350cid 5.7L CARB Code Y
1974 V8-454cid 7.4L CARB Code Z
1974 V8-5736cc 5.7L 2BBL Code V
1974 V8-5736cc 5.7L 4BBL Code Y
1974 V8-5736cc 5.7L LPG/2BBL
1974 V8-5736cc 5.7L LPG/2BBL Code W
1974 V8-5736cc 5.7L LPG/4BBL
1974 V8-5736cc 5.7L LPG/4BBL Code W
1974 V8-5737cc 5.7L 2BBL Code V
1974 V8-7439cc 7.4L 4BBL Code L
1974 V8-7439cc 7.4L 4BBL Code Z
1974 V8-7441cc 7.4L 4BBL Code Z

K20 Suburban (83) 1973-1986
1973 L6-250cid 4.1L CARB Code Q
1973 L6-292cid 4.8L CARB Code T
1973 L6-4097cc 4.1L 1BBL Code Q
1973 L6-4097cc 4.1L LPG/1BBL Code Q
1973 L6-4098cc 4.1L 1BBL Code Q
1973 L6-4786cc 4.8L 1BBL Code T
1973 L6-4801cc 4.8L 1BBL Code T
1973 V8-307cid 5.0L CARB Code X
1973 V8-350cid 5.7L CARB Code Y
1973 V8-454cid 7.4L CARB Code Z
1973 V8-5031cc 5.0L 2BBL Code X
1973 V8-5736cc 5.7L 4BBL Code Y
1973 V8-5736cc 5.7L LPG/2BBL
1973 V8-5736cc 5.7L LPG/2BBL Code W
1973 V8-5736cc 5.7L LPG/4BBL
1973 V8-5736cc 5.7L LPG/4BBL Code W
1973 V8-7439cc 7.4L 4BBL Code L
1973 V8-7439cc 7.4L 4BBL Code Z
1973 V8-7441cc 7.4L 4BBL Code Z
1974 L6-250cid 4.1L CARB Code Q
1974 L6-292cid 4.8L CARB Code T
1974 L6-4097cc 4.1L 1BBL Code Q
1974 L6-4097cc 4.1L LPG/1BBL Code Q
1974 L6-4098cc 4.1L 1BBL Code Q
1974 L6-4786cc 4.8L 1BBL Code T
1974 L6-4801cc 4.8L 1BBL Code T
1974 V8-350cid 5.7L CARB Code V
1974 V8-350cid 5.7L CARB Code Y
1974 V8-5736cc 5.7L 2BBL Code V
1974 V8-5736cc 5.7L 4BBL Code Y
1974 V8-5736cc 5.7L LPG/2BBL
1974 V8-5736cc 5.7L LPG/2BBL Code W
1974 V8-5736cc 5.7L LPG/4BBL
1974 V8-5736cc 5.7L LPG/4BBL Code W
1974 V8-5737cc 5.7L 2BBL Code V
1974 V8-7439cc 7.4L 4BBL Code L
1974 V8-7439cc 7.4L 4BBL Code Z
1975 L6-292cid 4.8L 1BBL Code T
1975 V8-350cid 5.7L 2BBL Code V
1975 V8-350cid 5.7L 4BBL Code Y
1975 V8-400cid 6.6L 4BBL Code M
1976 L6-292cid 4.8L 1BBL Code T
1976 V8-350cid 5.7L 2BBL Code V
1976 V8-350cid 5.7L 4BBL Code L
1976 V8-400cid 6.6L 4BBL Code U
1977 L6-292cid 4.8L 1BBL Code T
1977 V8-305cid 5.0L 2BBL Code U
1977 V8-350cid 5.7L 4BBL Code L
1977 V8-400cid 6.6L 4BBL Code R
1978 L6-292cid 4.8L 1BBL Code T
1978 V8-305cid 5.0L 2BBL Code U
1978 V8-350cid 5.7L 4BBL Code L
1978 V8-400cid 6.6L 4BBL Code R
1979 L6-292cid 4.8L 1BBL Code T
1979 V8-350cid 5.7L 4BBL Code L
1979 V8-400cid 6.6L 4BBL Code R
1980 L6-292cid 4.8L 1BBL Code T
1980 V8-350cid 5.7L 2BBL Code P
1980 V8-350cid 5.7L 4BBL Code L
1980 V8-350cid 5.7L 4BBL Code M
1980 V8-400cid 6.6L 4BBL Code R
1980 V8-400cid 6.6L 4BBL Code X
1981 L6-292cid 4.8L 1BBL Code T
1981 V8-350cid 5.7L 4BBL Code L
1981 V8-350cid 5.7L 4BBL Code M
1982 L6-292cid 4.8L 1BBL Code T
1982 V8-350cid 5.7L 4BBL Code M
1982 V8-379cid 6.2L DIESEL Code J
1983 V8-350cid 5.7L 4BBL Code L
1983 V8-350cid 5.7L 4BBL Code M
1983 V8-379cid 6.2L DIESEL Code J
1984 V8-350cid 5.7L 4BBL Code L
1984 V8-350cid 5.7L 4BBL Code M
1984 V8-379cid 6.2L DIESEL Code J
1985 V8-305cid 5.0L 4BBL Code H
1985 V8-350cid 5.7L 4BBL Code L
1985 V8-350cid 5.7L 4BBL Code M
1985 V8-379cid 6.2L DIESEL Code J
1985 V8-454cid 7.4L 4BBL Code W
1986 V8-305cid 5.0L 4BBL Code H
1986 V8-350cid 5.7L 4BBL Code L
1986 V8-350cid 5.7L 4BBL Code M
1986 V8-379cid 6.2L DIESEL Code J

K30 (41) 1977-1986
1977 L6-292cid 4.8L 1BBL Code T
1977 V8-350cid 5.7L 4BBL Code L
1977 V8-400cid 6.6L 4BBL Code R
1977 V8-454cid 7.4L 4BBL Code S
1978 L6-292cid 4.8L 1BBL Code T
1978 V8-350cid 5.7L 4BBL Code L
1978 V8-400cid 6.6L 4BBL Code R
1979 L6-292cid 4.8L 1BBL Code T
1979 V8-350cid 5.7L 4BBL Code L
1979 V8-400cid 6.6L 4BBL Code R
1980 L6-292cid 4.8L 1BBL Code T
1980 V8-350cid 5.7L 4BBL Code L
1980 V8-350cid 5.7L 4BBL Code M
1980 V8-400cid 6.6L 4BBL Code R
1980 V8-400cid 6.6L 4BBL Code X
1980 V8-454cid 7.4L 4BBL Code S
1981 L6-292cid 4.8L 1BBL Code T
1981 V8-350cid 5.7L 4BBL Code M
1981 V8-454cid 7.4L 4BBL Code W
1982 L6-292cid 4.8L 1BBL Code T
1982 V8-350cid 5.7L 4BBL Code L
1982 V8-350cid 5.7L 4BBL Code M
1982 V8-379cid 6.2L DIESEL Code J
1982 V8-454cid 7.4L 4BBL Code W
1983 L6-292cid 4.8L 1BBL Code T
1983 V8-350cid 5.7L 4BBL Code M
1983 V8-379cid 6.2L DIESEL Code J
1983 V8-454cid 7.4L 4BBL Code W
1984 L6-292cid 4.8L 1BBL Code T
1984 V8-350cid 5.7L 4BBL Code M
1984 V8-379cid 6.2L DIESEL Code J
1984 V8-454cid 7.4L 4BBL Code W
1985 L6-292cid 4.8L 1BBL Code T
1985 V8-350cid 5.7L 4BBL Code L
1985 V8-350cid 5.7L 4BBL Code M
1985 V8-379cid 6.2L DIESEL Code J
1985 V8-454cid 7.4L 4BBL Code W
1986 L6-292cid 4.8L 1BBL Code T
1986 V8-350cid 5.7L 4BBL Code M
1986 V8-379cid 6.2L DIESEL Code J
1986 V8-454cid 7.4L 4BBL Code W

K30 Pickup (41) 1973-1974
1973 L6-250cid 4.1L CARB Code Q
1973 L6-292cid 4.8L CARB Code T
1973 L6-4097cc 4.1L 1BBL Code Q
1973 L6-4097cc 4.1L LPG/1BBL Code Q
1973 L6-4098cc 4.1L 1BBL Code Q
1973 L6-4786cc 4.8L 1BBL Code T
1973 L6-4801cc 4.8L 1BBL Code T
1973 V8-307cid 5.0L CARB Code X
1973 V8-350cid 5.7L CARB Code Y
1973 V8-454cid 7.4L CARB Code Z
1973 V8-5031cc 5.0L 2BBL Code X
1973 V8-5736cc 5.7L 4BBL Code Y
1973 V8-5736cc 5.7L LPG/2BBL
1973 V8-5736cc 5.7L LPG/2BBL Code W
1973 V8-5736cc 5.7L LPG/4BBL
1973 V8-5736cc 5.7L LPG/4BBL Code W
1973 V8-7439cc 7.4L 4BBL Code L
1973 V8-7439cc 7.4L 4BBL Code Z
1973 V8-7441cc 7.4L 4BBL Code Z
1974 L6-250cid 4.1L CARB Code Q
1974 L6-292cid 4.8L CARB Code T
1974 L6-292cid 4.8L LPG/CARB Code S
1974 L6-4097cc 4.1L 1BBL Code Q
1974 L6-4097cc 4.1L LPG/1BBL Code Q
1974 L6-4098cc 4.1L 1BBL Code Q
1974 L6-4786cc 4.8L 1BBL Code T
1974 L6-4801cc 4.8L 1BBL Code T
1974 L6-4801cc 4.8L LPG/1BBL Code S
1974 V8-350cid 5.7L CARB Code V
1974 V8-350cid 5.7L CARB Code Y
1974 V8-454cid 7.4L CARB Code Z
1974 V8-5736cc 5.7L 2BBL Code V
1974 V8-5736cc 5.7L 4BBL Code Y
1974 V8-5736cc 5.7L LPG/2BBL
1974 V8-5736cc 5.7L LPG/2BBL Code W
1974 V8-5736cc 5.7L LPG/4BBL
1974 V8-5736cc 5.7L LPG/4BBL Code W
1974 V8-5737cc 5.7L 2BBL Code V
1974 V8-7439cc 7.4L 4BBL Code L
1974 V8-7439cc 7.4L 4BBL Code Z
1974 V8-7441cc 7.4L 4BBL Code Z

K5 Blazer (48) 1975-1986
1975 L6-250cid 4.1L 1BBL Code Q
1975 V8-350cid 5.7L 2BBL Code V
1975 V8-350cid 5.7L 4BBL Code Y
1975 V8-400cid 6.6L 4BBL Code M
1976 L6-250cid 4.1L 1BBL Code D
1976 V8-350cid 5.7L 2BBL Code V
1976 V8-350cid 5.7L 4BBL Code L
1976 V8-400cid 6.6L 4BBL Code U
1976 V8-454cid 7.4L 4BBL Code S
1977 L6-250cid 4.1L 1BBL Code D
1977 V8-305cid 5.0L 2BBL Code U
1977 V8-350cid 5.7L 4BBL Code L
1977 V8-400cid 6.6L 4BBL Code R
1977 V8-454cid 7.4L 4BBL Code S
1978 L6-250cid 4.1L 1BBL Code D
1978 V8-305cid 5.0L 2BBL Code U
1978 V8-350cid 5.7L 4BBL Code L
1978 V8-400cid 6.6L 4BBL Code R
1978 V8-454cid 7.4L 4BBL Code S
1979 L6-250cid 4.1L 1BBL Code D
1979 V8-305cid 5.0L 2BBL Code U
1979 V8-350cid 5.7L 4BBL Code L
1979 V8-400cid 6.6L 4BBL Code R
1980 L6-250cid 4.1L 1BBL Code D
1980 V8-305cid 5.0L 2BBL Code G
1980 V8-350cid 5.7L 4BBL Code L
1981 L6-250cid 4.1L 1BBL Code D
1981 V8-305cid 5.0L 2BBL Code G
1981 V8-305cid 5.0L 4BBL Code F
1981 V8-305cid 5.0L 4BBL Code H
1981 V8-350cid 5.7L 4BBL Code L
1982 L6-250cid 4.1L 1BBL Code D
1982 V8-305cid 5.0L 4BBL Code F
1982 V8-305cid 5.0L 4BBL Code H
1982 V8-350cid 5.7L 4BBL Code L
1982 V8-379cid 6.2L DIESEL Code C
1983 V8-305cid 5.0L 4BBL Code H
1983 V8-350cid 5.7L 4BBL Code L
1983 V8-379cid 6.2L DIESEL Code C
1984 V8-305cid 5.0L 4BBL Code H
1984 V8-350cid 5.7L 4BBL Code L
1984 V8-379cid 6.2L DIESEL Code C
1985 V8-305cid 5.0L 4BBL Code H
1985 V8-350cid 5.7L 4BBL Code L
1985 V8-379cid 6.2L DIESEL Code C
1986 V8-305cid 5.0L 4BBL Code H
1986 V8-350cid 5.7L 4BBL Code L
1986 V8-379cid 6.2L DIESEL Code C

P10 (11) 1975-1980
1975 L6-292cid 4.8L 1BBL Code T
1975 V8-350cid 5.7L 4BBL Code Y
1976 L6-292cid 4.8L 1BBL Code T
1977 L6-292cid 4.8L 1BBL Code T
1977 V8-350cid 5.7L 4BBL Code L
1977 V8-400cid 6.6L 4BBL Code R
1978 L6-292cid 4.8L 1BBL Code T
1978 V8-350cid 5.7L 4BBL Code L
1979 L6-292cid 4.8L 1BBL Code T
1979 V8-305cid 5.0L 2BBL Code U
1980 L6-292cid 4.8L 1BBL Code T

P10 Van (8) 1973-1974
1973 L6-250cid 4.1L CARB Code Q
1973 L6-4098cc 4.1L 1BBL Code Q
1973 V8-307cid 5.0L CARB Code X
1973 V8-350cid 5.7L CARB Code Y
1973 V8-454cid 7.4L CARB Code Z
1973 V8-7441cc 7.4L 4BBL Code Z
1974 L6-250cid 4.1L CARB Code Q
1974 L6-4098cc 4.1L 1BBL Code Q

P20 (42) 1975-1989
1975 L6-292cid 4.8L 1BBL Code T
1975 V8-350cid 5.7L 4BBL Code Y
1976 L6-292cid 4.8L 1BBL Code T
1976 V8-350cid 5.7L 4BBL Code L
1976 V8-454cid 7.4L 4BBL Code Y
1977 L6-292cid 4.8L 1BBL Code T
1977 V8-350cid 5.7L 4BBL Code L
1978 L6-292cid 4.8L 1BBL Code T
1978 V8-350cid 5.7L 4BBL Code L
1979 L6-292cid 4.8L 1BBL Code T
1979 V8-350cid 5.7L 4BBL Code L
1979 V8-454cid 7.4L 4BBL Code S
1980 L6-292cid 4.8L 1BBL Code T
1980 V8-350cid 5.7L 4BBL Code L
1980 V8-350cid 5.7L 4BBL Code M
1981 L6-292cid 4.8L 1BBL Code T
1981 V8-350cid 5.7L 4BBL Code M
1982 L6-292cid 4.8L 1BBL Code T
1982 V8-350cid 5.7L 4BBL Code M
1982 V8-379cid 6.2L DIESEL Code J
1983 L6-292cid 4.8L 1BBL Code T
1983 V8-350cid 5.7L 4BBL Code M
1983 V8-379cid 6.2L DIESEL Code J
1984 L6-292cid 4.8L 1BBL Code T
1984 V8-350cid 5.7L 4BBL Code M
1984 V8-379cid 6.2L DIESEL Code J
1985 L6-292cid 4.8L 1BBL Code T
1985 V8-350cid 5.7L 4BBL Code M
1985 V8-379cid 6.2L DIESEL Code J
1986 L6-292cid 4.8L 1BBL Code T
1986 V8-350cid 5.7L 4BBL Code M
1986 V8-379cid 6.2L DIESEL Code J
1987 L6-292cid 4.8L 1BBL Code T
1987 V8-350cid 5.7L 4BBL Code M
1987 V8-350cid 5.7L FI Code K Chevrolet
1987 V8-379cid 6.2L DIESEL Code J
1988 L6-292cid 4.8L 1BBL Code T
1988 V8-350cid 5.7L FI Code K Chevrolet
1988 V8-379cid 6.2L DIESEL Code J
1989 L6-292cid 4.8L 1BBL Code T
1989 V8-350cid 5.7L FI Code K Chevrolet
1989 V8-379cid 6.2L DIESEL Code J

P20 Van (15) 1973-1974
1973 L6-250cid 4.1L CARB Code Q
1973 L6-292cid 4.8L CARB Code T
1973 L6-4098cc 4.1L 1BBL Code Q
1973 L6-4786cc 4.8L 1BBL Code T
1973 V8-307cid 5.0L CARB Code X
1973 V8-350cid 5.7L CARB Code Y
1973 V8-454cid 7.4L CARB Code Z
1973 V8-7441cc 7.4L 4BBL Code Z
1974 L6-250cid 4.1L CARB Code Q
1974 L6-292cid 4.8L CARB Code T
1974 L6-4098cc 4.1L 1BBL Code Q
1974 L6-4786cc 4.8L 1BBL Code T
1974 V8-350cid 5.7L CARB Code V
1974 V8-350cid 5.7L CARB Code Y
1974 V8-5737cc 5.7L 2BBL Code V

P30 (99) 1975-1996
1975 L6-292cid 4.8L 1BBL Code T
1975 V8-350cid 5.7L 2BBL Code V
1975 V8-350cid 5.7L 4BBL Code Y
1975 V8-454cid 7.4L 4BBL Code L
1976 L6-250cid 4.1L 1BBL Code D
1976 L6-292cid 4.8L 1BBL Code T
1976 V8-350cid 5.7L 4BBL Code L
1976 V8-400cid 6.6L 4BBL Code U
1976 V8-454cid 7.4L 4BBL Code S
1976 V8-454cid 7.4L 4BBL Code Y
1977 L6-292cid 4.8L 1BBL Code T
1977 V8-350cid 5.7L 4BBL Code L
1977 V8-454cid 7.4L 4BBL Code Y
1978 L6-292cid 4.8L 1BBL Code T
1978 V8-350cid 5.7L 4BBL Code L
1978 V8-454cid 7.4L 4BBL Code S
1979 L6-250cid 4.1L 1BBL Code D
1979 L6-292cid 4.8L 1BBL Code T
1979 V8-350cid 5.7L 4BBL Code L
1979 V8-454cid 7.4L 4BBL Code S
1980 L6-292cid 4.8L 1BBL Code T
1980 V8-350cid 5.7L 4BBL Code L
1980 V8-350cid 5.7L 4BBL Code M
1980 V8-454cid 7.4L 4BBL Code S
1980 V8-454cid 7.4L 4BBL Code W
1981 L6-292cid 4.8L 1BBL Code T
1981 V8-350cid 5.7L 4BBL Code M
1981 V8-454cid 7.4L 4BBL Code W
1982 L6-292cid 4.8L 1BBL Code T
1982 V8-350cid 5.7L 4BBL Code M
1982 V8-379cid 6.2L DIESEL Code J
1982 V8-454cid 7.4L 4BBL Code W
1983 L6-292cid 4.8L 1BBL Code T
1983 V8-350cid 5.7L 4BBL Code M
1983 V8-379cid 6.2L DIESEL Code J
1983 V8-454cid 7.4L 4BBL Code W
1984 L6-292cid 4.8L 1BBL Code T
1984 V8-350cid 5.7L 4BBL Code M
1984 V8-379cid 6.2L DIESEL Code J
1984 V8-454cid 7.4L 4BBL Code W
1985 L6-292cid 4.8L 1BBL Code T
1985 V8-350cid 5.7L 4BBL Code M
1985 V8-379cid 6.2L DIESEL Code J
1985 V8-454cid 7.4L 4BBL Code W
1986 L6-292cid 4.8L 1BBL Code T
1986 V8-350cid 5.7L 4BBL Code M
1986 V8-379cid 6.2L DIESEL Code J
1986 V8-454cid 7.4L 4BBL Code W
1987 L6-292cid 4.8L 1BBL Code T
1987 V8-350cid 5.7L 4BBL Code M
1987 V8-350cid 5.7L FI Code K Chevrolet
1987 V8-379cid 6.2L DIESEL Code J
1987 V8-454cid 7.4L 4BBL Code W
1988 L6-292cid 4.8L 1BBL Code T
1988 V8-350cid 5.7L 4BBL Code M
1988 V8-350cid 5.7L FI Code K Chevrolet
1988 V8-379cid 6.2L DIESEL Code J
1988 V8-454cid 7.4L 4BBL Code W
1989 L6-292cid 4.8L 1BBL Code T
1989 V8-350cid 5.7L FI Code K Chevrolet
1989 V8-379cid 6.2L DIESEL Code J
1989 V8-454cid 7.4L 4BBL Code W
1990 L4-239cid 3.9L DIESEL Turbo Code L
1990 V6-262cid 4.3L FI Code Z
1990 V8-350cid 5.7L FI Code K Chevrolet
1990 V8-379cid 6.2L DIESEL Code J
1990 V8-454cid 7.4L FI Code N
1991 L4-239cid 3.9L DIESEL Turbo Code L
1991 V6-262cid 4.3L FI Code Z
1991 V8-350cid 5.7L FI Code K Chevrolet
1991 V8-379cid 6.2L DIESEL Code J
1991 V8-454cid 7.4L FI Code N
1992 V6-262cid 4.3L FI Code Z
1992 V8-350cid 5.7L FI Code K Chevrolet
1992 V8-379cid 6.2L DIESEL Code J
1992 V8-454cid 7.4L FI Code N
1993 V6-262cid 4.3L FI Code Z
1993 V8-350cid 5.7L FI Code K Chevrolet
1993 V8-379cid 6.2L DIESEL Code J
1993 V8-454cid 7.4L FI Code N
1994 V6-262cid 4.3L FI Code Z
1994 V8-350cid 5.7L FI Code K Chevrolet
1994 V8-395cid 6.5L DIESEL Turbo Code F Electronic I-EFI
1994 V8-395cid 6.5L DIESEL Code Y
1994 V8-454cid 7.4L FI Code N
1995 V6-262cid 4.3L FI Code Z
1995 V8-350cid 5.7L FI TBI
1995 V8-350cid 5.7L FI Code K Chevrolet
1995 V8-395cid 6.5L DIESEL Turbo Code F Electronic I-EFI
1995 V8-395cid 6.5L DIESEL Code Y
1995 V8-454cid 7.4L FI Code N
1996 V6-262cid 4.3L FI Code W Central MFI
1996 V8-350cid 5.7L FI TBI
1996 V8-350cid 5.7L FI Code K Chevrolet
1996 V8-350cid 5.7L FI Code R Vortec
1996 V8-395cid 6.5L DIESEL Turbo Code F Electronic I-EFI
1996 V8-395cid 6.5L DIESEL Code Y
1996 V8-454cid 7.4L FI Code J Vortec
1996 V8-454cid 7.4L FI Code N

P30 Van (20) 1973-1974
1973 L6-250cid 4.1L CARB Code Q
1973 L6-292cid 4.8L CARB Code T
1973 L6-4098cc 4.1L 1BBL Code Q
1973 L6-4786cc 4.8L 1BBL Code T
1973 V8-307cid 5.0L CARB Code X
1973 V8-350cid 5.7L CARB Code Y
1973 V8-454cid 7.4L CARB Code Z
1973 V8-7441cc 7.4L 4BBL Code Z
1974 L6-250cid 4.1L CARB Code Q
1974 L6-292cid 4.8L CARB Code T
1974 L6-292cid 4.8L LPG/FI Code S
1974 L6-4098cc 4.1L 1BBL Code Q
1974 L6-4786cc 4.8L 1BBL Code T
1974 V8-350cid 5.7L CARB Code V
1974 V8-350cid 5.7L CARB Code Y
1974 V8-454cid 7.4L CARB Code L
1974 V8-454cid 7.4L CARB Code Z
1974 V8-5737cc 5.7L 2BBL Code V
1974 V8-7441cc 7.4L 4BBL Code L
1974 V8-7441cc 7.4L 4BBL Code Z

R10 (4) 1987-1987
1987 V6-262cid 4.3L FI Code Z
1987 V8-305cid 5.0L FI Code H
1987 V8-350cid 5.7L FI Code K Chevrolet
1987 V8-379cid 6.2L DIESEL Code C

R10 Suburban (5) 1987-1988
1987 V8-305cid 5.0L FI Code H
1987 V8-350cid 5.7L FI Code K Chevrolet
1987 V8-379cid 6.2L DIESEL Code C
1988 V8-350cid 5.7L FI Code K Chevrolet
1988 V8-379cid 6.2L DIESEL Code C

R1500 Suburban (6) 1989-1991
1989 V8-350cid 5.7L FI Code K Chevrolet
1989 V8-379cid 6.2L DIESEL Code C
1990 V8-350cid 5.7L FI Code K Chevrolet
1990 V8-379cid 6.2L DIESEL Code C
1991 V8-350cid 5.7L FI Code K Chevrolet
1991 V8-379cid 6.2L DIESEL Code C

R20 (11) 1987-1988
1987 L6-292cid 4.8L 1BBL Code T
1987 V6-262cid 4.3L FI Code Z
1987 V8-305cid 5.0L FI Code H
1987 V8-350cid 5.7L FI Code K Chevrolet
1987 V8-379cid 6.2L DIESEL Code C
1987 V8-379cid 6.2L DIESEL Code J
1987 V8-454cid 7.4L FI Code N
1988 L6-292cid 4.8L 1BBL Code T
1988 V8-350cid 5.7L FI Code K Chevrolet
1988 V8-379cid 6.2L DIESEL Code J
1988 V8-454cid 7.4L FI Code N

R20 Suburban (6) 1987-1988
1987 V8-350cid 5.7L FI Code K Chevrolet
1987 V8-379cid 6.2L DIESEL Code J
1987 V8-454cid 7.4L FI Code N
1988 V8-350cid 5.7L FI Code K Chevrolet
1988 V8-379cid 6.2L DIESEL Code J
1988 V8-454cid 7.4L FI Code N

R2500 (3) 1989-1989
1989 V8-350cid 5.7L FI Code K
1989 V8-379cid 6.2L DIESEL Code J
1989 V8-454cid 7.4L FI Code N

R2500 Suburban (9) 1989-1991
1989 V8-350cid 5.7L FI Code K Chevrolet
1989 V8-379cid 6.2L DIESEL Code J
1989 V8-454cid 7.4L FI Code N
1990 V8-350cid 5.7L FI Code K Chevrolet
1990 V8-379cid 6.2L DIESEL Code J
1990 V8-454cid 7.4L FI Code N
1991 V8-350cid 5.7L FI Code K Chevrolet
1991 V8-379cid 6.2L DIESEL Code J
1991 V8-454cid 7.4L FI Code N

R30 (12) 1987-1988
1987 L6-292cid 4.8L 1BBL Code T
1987 V8-350cid 5.7L 4BBL Code M
1987 V8-350cid 5.7L FI Code K Chevrolet
1987 V8-379cid 6.2L DIESEL Code J
1987 V8-454cid 7.4L 4BBL Code W
1987 V8-454cid 7.4L FI Code N
1988 L6-292cid 4.8L 1BBL Code T
1988 V8-350cid 5.7L 4BBL Code M
1988 V8-350cid 5.7L FI Code K Chevrolet
1988 V8-379cid 6.2L DIESEL Code J
1988 V8-454cid 7.4L 4BBL Code W
1988 V8-454cid 7.4L FI Code N

R3500 (10) 1989-1991
1989 V8-350cid 5.7L FI Code K Chevrolet
1989 V8-379cid 6.2L DIESEL Code J
1989 V8-454cid 7.4L 4BBL Code W
1989 V8-454cid 7.4L FI Code N
1990 V8-350cid 5.7L FI Code K Chevrolet
1990 V8-379cid 6.2L DIESEL Code J
1990 V8-454cid 7.4L FI Code N
1991 V8-350cid 5.7L FI Code K Chevrolet
1991 V8-379cid 6.2L DIESEL Code J
1991 V8-454cid 7.4L FI Code N

V10 (4) 1987-1987
1987 V6-262cid 4.3L FI Code Z
1987 V8-305cid 5.0L FI Code H
1987 V8-350cid 5.7L FI Code K Chevrolet
1987 V8-379cid 6.2L DIESEL Code C

V10 Suburban (4) 1987-1988
1987 V8-350cid 5.7L FI Code K Chevrolet
1987 V8-379cid 6.2L DIESEL Code C
1988 V8-350cid 5.7L FI Code K Chevrolet
1988 V8-379cid 6.2L DIESEL Code C

V1500 Suburban (6) 1989-1991
1989 V8-350cid 5.7L FI Code K Chevrolet
1989 V8-379cid 6.2L DIESEL Code C
1990 V8-350cid 5.7L FI Code K Chevrolet
1990 V8-379cid 6.2L DIESEL Code C
1991 V8-350cid 5.7L FI Code K Chevrolet
1991 V8-379cid 6.2L DIESEL Code C

V20 (4) 1987-1987
1987 L6-292cid 4.8L 1BBL Code T
1987 V8-350cid 5.7L FI Code K Chevrolet
1987 V8-379cid 6.2L DIESEL Code C
1987 V8-379cid 6.2L DIESEL Code J

V20 Suburban (6) 1987-1988
1987 V8-350cid 5.7L FI Code K Chevrolet
1987 V8-379cid 6.2L DIESEL Code J
1987 V8-454cid 7.4L FI Code N
1988 V8-350cid 5.7L FI Code K Chevrolet
1988 V8-379cid 6.2L DIESEL Code J
1988 V8-454cid 7.4L FI Code N

V2500 Suburban (7) 1989-1991
1989 V8-350cid 5.7L FI Code K Chevrolet
1989 V8-379cid 6.2L DIESEL Code J
1990 V8-350cid 5.7L FI Code K Chevrolet
1990 V8-379cid 6.2L DIESEL Code J
1990 V8-454cid 7.4L FI Code N
1991 V8-350cid 5.7L FI Code K Chevrolet
1991 V8-379cid 6.2L DIESEL Code J

V30 (12) 1987-1988
1987 L6-292cid 4.8L 1BBL Code T
1987 V8-350cid 5.7L 4BBL Code M
1987 V8-350cid 5.7L FI Code K Chevrolet
1987 V8-379cid 6.2L DIESEL Code J
1987 V8-454cid 7.4L 4BBL Code W
1987 V8-454cid 7.4L FI Code N
1988 L6-292cid 4.8L 1BBL Code T
1988 V8-350cid 5.7L 4BBL Code M
1988 V8-350cid 5.7L FI Code K Chevrolet
1988 V8-379cid 6.2L DIESEL Code J
1988 V8-454cid 7.4L 4BBL Code W
1988 V8-454cid 7.4L FI Code N

V3500 (10) 1989-1991
1989 V8-350cid 5.7L FI Code K Chevrolet
1989 V8-379cid 6.2L DIESEL Code J
1989 V8-454cid 7.4L 4BBL Code W
1989 V8-454cid 7.4L FI Code N
1990 V8-350cid 5.7L FI Code K Chevrolet
1990 V8-379cid 6.2L DIESEL Code J
1990 V8-454cid 7.4L FI Code N
1991 V8-350cid 5.7L FI Code K Chevrolet
1991 V8-379cid 6.2L DIESEL Code J
1991 V8-454cid 7.4L FI Code N


GMC (1330) 1973-1996
C15 (25) 1975-1978
1975 L6-250cid 4.1L 1BBL Code Q
1975 L6-292cid 4.8L 1BBL Code T
1975 V8-350cid 5.7L 2BBL Code V
1975 V8-350cid 5.7L 4BBL Code Y
1975 V8-454cid 7.4L 4BBL Code Z
1976 L6-250cid 4.1L 1BBL Code D
1976 L6-292cid 4.8L 1BBL Code T
1976 V8-305cid 5.0L 2BBL Code Q
1976 V8-350cid 5.7L 2BBL Code V
1976 V8-350cid 5.7L 4BBL Code L
1976 V8-400cid 6.6L 4BBL Code U
1976 V8-454cid 7.4L 4BBL Code S
1976 V8-454cid 7.4L 4BBL Code Y
1977 L6-250cid 4.1L 1BBL Code D
1977 L6-292cid 4.8L 1BBL Code T
1977 V8-305cid 5.0L 2BBL Code U
1977 V8-350cid 5.7L 4BBL Code L
1977 V8-454cid 7.4L 4BBL Code S
1978 L6-250cid 4.1L 1BBL Code D
1978 L6-292cid 4.8L 1BBL Code T
1978 V8-305cid 5.0L 2BBL Code U
1978 V8-350cid 5.7L 4BBL Code L
1978 V8-350cid 5.7L DIESEL Code Z
1978 V8-400cid 6.6L 4BBL Code R
1978 V8-454cid 7.4L 4BBL Code S

C15 Suburban (18) 1975-1978
1975 L6-250cid 4.1L 1BBL Code Q
1975 V8-350cid 5.7L 2BBL Code V
1975 V8-350cid 5.7L 4BBL Code Y
1975 V8-454cid 7.4L 4BBL Code Z
1976 L6-250cid 4.1L 1BBL Code D
1976 V8-305cid 5.0L 2BBL Code Q
1976 V8-350cid 5.7L 2BBL Code V
1976 V8-350cid 5.7L 4BBL Code L
1976 V8-454cid 7.4L 4BBL Code S
1977 L6-250cid 4.1L 1BBL Code D
1977 V8-305cid 5.0L 2BBL Code U
1977 V8-350cid 5.7L 4BBL Code L
1977 V8-454cid 7.4L 4BBL Code S
1978 L6-250cid 4.1L 1BBL Code D
1978 V8-305cid 5.0L 2BBL Code U
1978 V8-350cid 5.7L 4BBL Code L
1978 V8-350cid 5.7L DIESEL Code Z
1978 V8-454cid 7.4L 4BBL Code S

C15/C1500 Pickup (42) 1973-1974
1973 L6-250cid 4.1L CARB Code Q
1973 L6-292cid 4.8L CARB Code T
1973 L6-4097cc 4.1L 1BBL Code Q
1973 L6-4097cc 4.1L LPG/1BBL Code Q
1973 L6-4098cc 4.1L 1BBL Code Q
1973 L6-4786cc 4.8L 1BBL Code T
1973 L6-4801cc 4.8L 1BBL Code T
1973 V8-307cid 5.0L CARB Code X
1973 V8-350cid 5.7L CARB Code Y
1973 V8-454cid 7.4L CARB Code Z
1973 V8-5031cc 5.0L 2BBL Code X
1973 V8-5736cc 5.7L 4BBL Code Y
1973 V8-5736cc 5.7L LPG/2BBL
1973 V8-5736cc 5.7L LPG/2BBL Code W
1973 V8-5736cc 5.7L LPG/4BBL
1973 V8-5736cc 5.7L LPG/4BBL Code W
1973 V8-7439cc 7.4L 4BBL Code L
1973 V8-7439cc 7.4L 4BBL Code Z
1973 V8-7441cc 7.4L 4BBL Code Z
1974 L6-250cid 4.1L CARB Code Q
1974 L6-292cid 4.8L CARB Code T
1974 L6-292cid 4.8L LPG/CARB Code S
1974 L6-4097cc 4.1L 1BBL Code Q
1974 L6-4097cc 4.1L LPG/1BBL Code Q
1974 L6-4098cc 4.1L 1BBL Code Q
1974 L6-4786cc 4.8L 1BBL Code T
1974 L6-4801cc 4.8L 1BBL Code T
1974 L6-4801cc 4.8L LPG/1BBL Code S
1974 V8-350cid 5.7L CARB Code V
1974 V8-350cid 5.7L CARB Code Y
1974 V8-350cid 5.7L LPG/CARB Code W
1974 V8-454cid 7.4L CARB Code Z
1974 V8-5736cc 5.7L 2BBL Code V
1974 V8-5736cc 5.7L 4BBL Code Y
1974 V8-5736cc 5.7L LPG/2BBL
1974 V8-5736cc 5.7L LPG/2BBL Code W
1974 V8-5736cc 5.7L LPG/4BBL
1974 V8-5736cc 5.7L LPG/4BBL Code W
1974 V8-5737cc 5.7L 2BBL Code V
1974 V8-7439cc 7.4L 4BBL Code L
1974 V8-7439cc 7.4L 4BBL Code Z
1974 V8-7441cc 7.4L 4BBL Code Z

C15/C1500 Suburban (42) 1973-1974
1973 L6-250cid 4.1L CARB Code Q
1973 L6-292cid 4.8L CARB Code T
1973 L6-4097cc 4.1L 1BBL Code Q
1973 L6-4097cc 4.1L LPG/1BBL Code Q
1973 L6-4098cc 4.1L 1BBL Code Q
1973 L6-4786cc 4.8L 1BBL Code T
1973 L6-4801cc 4.8L 1BBL Code T
1973 V8-307cid 5.0L CARB Code X
1973 V8-350cid 5.7L CARB Code Y
1973 V8-454cid 7.4L CARB Code Z
1973 V8-5031cc 5.0L 2BBL Code X
1973 V8-5736cc 5.7L 4BBL Code Y
1973 V8-5736cc 5.7L LPG/2BBL
1973 V8-5736cc 5.7L LPG/2BBL Code W
1973 V8-5736cc 5.7L LPG/4BBL
1973 V8-5736cc 5.7L LPG/4BBL Code W
1973 V8-7439cc 7.4L 4BBL Code L
1973 V8-7439cc 7.4L 4BBL Code Z
1973 V8-7441cc 7.4L 4BBL Code Z
1974 L6-250cid 4.1L CARB Code Q
1974 L6-292cid 4.8L CARB Code T
1974 L6-292cid 4.8L LPG/CARB Code S
1974 L6-4097cc 4.1L 1BBL Code Q
1974 L6-4097cc 4.1L LPG/1BBL Code Q
1974 L6-4098cc 4.1L 1BBL Code Q
1974 L6-4786cc 4.8L 1BBL Code T
1974 L6-4801cc 4.8L 1BBL Code T
1974 L6-4801cc 4.8L LPG/1BBL Code S
1974 V8-350cid 5.7L CARB Code V
1974 V8-350cid 5.7L CARB Code Y
1974 V8-350cid 5.7L LPG/CARB Code W
1974 V8-454cid 7.4L CARB Code Z
1974 V8-5736cc 5.7L 2BBL Code V
1974 V8-5736cc 5.7L 4BBL Code Y
1974 V8-5736cc 5.7L LPG/2BBL
1974 V8-5736cc 5.7L LPG/2BBL Code W
1974 V8-5736cc 5.7L LPG/4BBL
1974 V8-5736cc 5.7L LPG/4BBL Code W
1974 V8-5737cc 5.7L 2BBL Code V
1974 V8-7439cc 7.4L 4BBL Code L
1974 V8-7439cc 7.4L 4BBL Code Z
1974 V8-7441cc 7.4L 4BBL Code Z

C1500 (55) 1979-1986
1979 L6-250cid 4.1L 1BBL Code D
1979 L6-292cid 4.8L 1BBL Code T
1979 V8-305cid 5.0L 2BBL Code U
1979 V8-350cid 5.7L 4BBL Code L
1979 V8-350cid 5.7L 4BBL Code M
1979 V8-350cid 5.7L DIESEL Code Z
1979 V8-400cid 6.6L 4BBL Code R
1979 V8-454cid 7.4L 4BBL Code S
1980 L6-250cid 4.1L 1BBL Code D
1980 L6-292cid 4.8L 1BBL Code T
1980 V8-305cid 5.0L 2BBL Code G
1980 V8-350cid 5.7L 2BBL Code P
1980 V8-350cid 5.7L 4BBL Code L
1980 V8-350cid 5.7L 4BBL Code M
1980 V8-350cid 5.7L DIESEL Code Z
1980 V8-400cid 6.6L 4BBL Code X
1980 V8-454cid 7.4L 4BBL Code S
1980 V8-454cid 7.4L 4BBL Code W
1981 L6-250cid 4.1L 1BBL Code D
1981 V8-305cid 5.0L 2BBL Code G
1981 V8-305cid 5.0L 4BBL Code F
1981 V8-305cid 5.0L 4BBL Code H
1981 V8-350cid 5.7L 4BBL Code L
1981 V8-350cid 5.7L 4BBL Code M
1981 V8-350cid 5.7L DIESEL Code Z
1982 L6-250cid 4.1L 1BBL Code D
1982 V8-305cid 5.0L 4BBL Code F
1982 V8-305cid 5.0L 4BBL Code H
1982 V8-350cid 5.7L 4BBL Code L
1982 V8-379cid 6.2L DIESEL Code C
1982 V8-379cid 6.2L DIESEL Code J
1983 L6-250cid 4.1L 1BBL Code D
1983 V8-305cid 5.0L 4BBL Code F
1983 V8-305cid 5.0L 4BBL Code H
1983 V8-350cid 5.7L 4BBL Code L
1983 V8-379cid 6.2L DIESEL Code C
1984 L6-250cid 4.1L 1BBL Code D
1984 V8-305cid 5.0L 4BBL Code F
1984 V8-305cid 5.0L 4BBL Code H
1984 V8-350cid 5.7L 4BBL Code L
1984 V8-379cid 6.2L DIESEL Code C
1985 V6-262cid 4.3L 4BBL Code N
1985 V8-305cid 5.0L 4BBL Code F
1985 V8-305cid 5.0L 4BBL Code H
1985 V8-350cid 5.7L 4BBL Code L
1985 V8-350cid 5.7L 4BBL Code M
1985 V8-379cid 6.2L DIESEL Code C
1985 V8-379cid 6.2L DIESEL Code J
1986 V6-262cid 4.3L 4BBL Code N
1986 V8-305cid 5.0L 4BBL Code F
1986 V8-305cid 5.0L 4BBL Code H
1986 V8-350cid 5.7L 4BBL Code L
1986 V8-350cid 5.7L 4BBL Code M
1986 V8-379cid 6.2L DIESEL Code C
1986 V8-379cid 6.2L DIESEL Code J

C1500 Suburban (40) 1979-1986
1979 L6-250cid 4.1L 1BBL Code D
1979 V8-305cid 5.0L 2BBL Code U
1979 V8-350cid 5.7L 4BBL Code L
1979 V8-350cid 5.7L DIESEL Code Z
1979 V8-454cid 7.4L 4BBL Code S
1980 L6-250cid 4.1L 1BBL Code D
1980 V8-305cid 5.0L 2BBL Code G
1980 V8-350cid 5.7L 4BBL Code L
1980 V8-350cid 5.7L 4BBL Code M
1980 V8-350cid 5.7L DIESEL Code Z
1980 V8-454cid 7.4L 4BBL Code S
1980 V8-454cid 7.4L 4BBL Code W
1981 V8-305cid 5.0L 2BBL Code G
1981 V8-305cid 5.0L 4BBL Code F
1981 V8-305cid 5.0L 4BBL Code H
1981 V8-350cid 5.7L 4BBL Code L
1981 V8-350cid 5.7L 4BBL Code M
1981 V8-350cid 5.7L DIESEL Code Z
1982 V8-305cid 5.0L 4BBL Code F
1982 V8-305cid 5.0L 4BBL Code H
1982 V8-350cid 5.7L 4BBL Code L
1982 V8-379cid 6.2L DIESEL Code C
1983 V8-305cid 5.0L 4BBL Code F
1983 V8-305cid 5.0L 4BBL Code H
1983 V8-350cid 5.7L 4BBL Code L
1983 V8-379cid 6.2L DIESEL Code C
1984 V8-305cid 5.0L 4BBL Code F
1984 V8-305cid 5.0L 4BBL Code H
1984 V8-350cid 5.7L 4BBL Code L
1984 V8-379cid 6.2L DIESEL Code C
1985 V8-305cid 5.0L 4BBL Code F
1985 V8-305cid 5.0L 4BBL Code H
1985 V8-350cid 5.7L 4BBL Code L
1985 V8-350cid 5.7L 4BBL Code M
1985 V8-379cid 6.2L DIESEL Code C
1986 V8-305cid 5.0L 4BBL Code F
1986 V8-305cid 5.0L 4BBL Code H
1986 V8-350cid 5.7L 4BBL Code L
1986 V8-350cid 5.7L 4BBL Code M
1986 V8-379cid 6.2L DIESEL Code C

C25 (23) 1975-1978
1975 L6-250cid 4.1L 1BBL Code Q
1975 L6-292cid 4.8L 1BBL Code T
1975 V8-350cid 5.7L 2BBL Code V
1975 V8-350cid 5.7L 4BBL Code Y
1975 V8-454cid 7.4L 4BBL Code Z
1976 L6-292cid 4.8L 1BBL Code T
1976 V8-350cid 5.7L 2BBL Code V
1976 V8-350cid 5.7L 4BBL Code L
1976 V8-400cid 6.6L 4BBL Code U
1976 V8-454cid 7.4L 4BBL Code S
1976 V8-454cid 7.4L 4BBL Code Y
1977 L6-250cid 4.1L 1BBL Code D
1977 L6-292cid 4.8L 1BBL Code T
1977 V8-305cid 5.0L 2BBL Code U
1977 V8-350cid 5.7L 4BBL Code L
1977 V8-400cid 6.6L 4BBL Code R
1977 V8-454cid 7.4L 4BBL Code S
1978 L6-250cid 4.1L 1BBL Code D
1978 L6-292cid 4.8L 1BBL Code T
1978 V8-305cid 5.0L 2BBL Code U
1978 V8-350cid 5.7L 4BBL Code L
1978 V8-400cid 6.6L 4BBL Code R
1978 V8-454cid 7.4L 4BBL Code S

C25 Suburban (18) 1975-1978
1975 L6-292cid 4.8L 1BBL Code T
1975 V8-350cid 5.7L 2BBL Code V
1975 V8-350cid 5.7L 4BBL Code Y
1975 V8-454cid 7.4L 4BBL Code Z
1976 L6-292cid 4.8L 1BBL Code T
1976 V8-350cid 5.7L 2BBL Code V
1976 V8-350cid 5.7L 4BBL Code L
1976 V8-454cid 7.4L 4BBL Code S
1976 V8-454cid 7.4L 4BBL Code Y
1977 L6-292cid 4.8L 1BBL Code T
1977 V8-305cid 5.0L 2BBL Code U
1977 V8-350cid 5.7L 4BBL Code L
1977 V8-454cid 7.4L 4BBL Code S
1978 L6-292cid 4.8L 1BBL Code T
1978 V8-305cid 5.0L 2BBL Code U
1978 V8-350cid 5.7L 4BBL Code L
1978 V8-400cid 6.6L 4BBL Code R
1978 V8-454cid 7.4L 4BBL Code S

C25/C2500 Pickup (42) 1973-1974
1973 L6-250cid 4.1L CARB Code Q
1973 L6-292cid 4.8L CARB Code T
1973 L6-4097cc 4.1L 1BBL Code Q
1973 L6-4097cc 4.1L LPG/1BBL Code Q
1973 L6-4098cc 4.1L 1BBL Code Q
1973 L6-4786cc 4.8L 1BBL Code T
1973 L6-4801cc 4.8L 1BBL Code T
1973 V8-307cid 5.0L CARB Code X
1973 V8-350cid 5.7L CARB Code Y
1973 V8-454cid 7.4L CARB Code Z
1973 V8-5031cc 5.0L 2BBL Code X
1973 V8-5736cc 5.7L 4BBL Code Y
1973 V8-5736cc 5.7L LPG/2BBL
1973 V8-5736cc 5.7L LPG/2BBL Code W
1973 V8-5736cc 5.7L LPG/4BBL
1973 V8-5736cc 5.7L LPG/4BBL Code W
1973 V8-7439cc 7.4L 4BBL Code L
1973 V8-7439cc 7.4L 4BBL Code Z
1973 V8-7441cc 7.4L 4BBL Code Z
1974 L6-250cid 4.1L CARB Code Q
1974 L6-292cid 4.8L CARB Code T
1974 L6-292cid 4.8L LPG/CARB Code S
1974 L6-4097cc 4.1L 1BBL Code Q
1974 L6-4097cc 4.1L LPG/1BBL Code Q
1974 L6-4098cc 4.1L 1BBL Code Q
1974 L6-4786cc 4.8L 1BBL Code T
1974 L6-4801cc 4.8L 1BBL Code T
1974 L6-4801cc 4.8L LPG/1BBL Code S
1974 V8-350cid 5.7L CARB Code V
1974 V8-350cid 5.7L CARB Code Y
1974 V8-350cid 5.7L LPG/CARB Code W
1974 V8-454cid 7.4L CARB Code Z
1974 V8-5736cc 5.7L 2BBL Code V
1974 V8-5736cc 5.7L 4BBL Code Y
1974 V8-5736cc 5.7L LPG/2BBL
1974 V8-5736cc 5.7L LPG/2BBL Code W
1974 V8-5736cc 5.7L LPG/4BBL
1974 V8-5736cc 5.7L LPG/4BBL Code W
1974 V8-5737cc 5.7L 2BBL Code V
1974 V8-7439cc 7.4L 4BBL Code L
1974 V8-7439cc 7.4L 4BBL Code Z
1974 V8-7441cc 7.4L 4BBL Code Z

C25/C2500 Suburban (37) 1973-1974
1973 L6-250cid 4.1L CARB Code Q
1973 L6-292cid 4.8L CARB Code T
1973 L6-4097cc 4.1L 1BBL Code Q
1973 L6-4097cc 4.1L LPG/1BBL Code Q
1973 L6-4098cc 4.1L 1BBL Code Q
1973 L6-4786cc 4.8L 1BBL Code T
1973 L6-4801cc 4.8L 1BBL Code T
1973 V8-307cid 5.0L CARB Code X
1973 V8-5031cc 5.0L 2BBL Code X
1973 V8-5736cc 5.7L 4BBL Code Y
1973 V8-5736cc 5.7L LPG/2BBL
1973 V8-5736cc 5.7L LPG/2BBL Code W
1973 V8-5736cc 5.7L LPG/4BBL
1973 V8-5736cc 5.7L LPG/4BBL Code W
1973 V8-7439cc 7.4L 4BBL Code L
1973 V8-7439cc 7.4L 4BBL Code Z
1974 L6-250cid 4.1L CARB Code Q
1974 L6-292cid 4.8L CARB Code T
1974 L6-4097cc 4.1L 1BBL Code Q
1974 L6-4097cc 4.1L LPG/1BBL Code Q
1974 L6-4098cc 4.1L 1BBL Code Q
1974 L6-4786cc 4.8L 1BBL Code T
1974 L6-4801cc 4.8L 1BBL Code T
1974 L6-4801cc 4.8L LPG/1BBL Code S
1974 V8-350cid 5.7L CARB Code V
1974 V8-350cid 5.7L CARB Code Y
1974 V8-454cid 7.4L CARB Code Z
1974 V8-5736cc 5.7L 2BBL Code V
1974 V8-5736cc 5.7L 4BBL Code Y
1974 V8-5736cc 5.7L LPG/2BBL
1974 V8-5736cc 5.7L LPG/2BBL Code W
1974 V8-5736cc 5.7L LPG/4BBL
1974 V8-5736cc 5.7L LPG/4BBL Code W
1974 V8-5737cc 5.7L 2BBL Code V
1974 V8-7439cc 7.4L 4BBL Code L
1974 V8-7439cc 7.4L 4BBL Code Z
1974 V8-7441cc 7.4L 4BBL Code Z

C2500 (60) 1979-1986
1979 L6-250cid 4.1L 1BBL Code D
1979 L6-292cid 4.8L 1BBL Code T
1979 V8-305cid 5.0L 2BBL Code U
1979 V8-350cid 5.7L 4BBL Code L
1979 V8-400cid 6.6L 4BBL Code R
1979 V8-454cid 7.4L 4BBL Code S
1980 L6-250cid 4.1L 1BBL Code D
1980 L6-292cid 4.8L 1BBL Code T
1980 V8-305cid 5.0L 2BBL Code G
1980 V8-350cid 5.7L 2BBL Code P
1980 V8-350cid 5.7L 4BBL Code L
1980 V8-350cid 5.7L 4BBL Code M
1980 V8-454cid 7.4L 4BBL Code S
1980 V8-454cid 7.4L 4BBL Code W
1981 L6-250cid 4.1L 1BBL Code D
1981 L6-292cid 4.8L 1BBL Code T
1981 V8-305cid 5.0L 4BBL Code H
1981 V8-350cid 5.7L 4BBL Code L
1981 V8-350cid 5.7L 4BBL Code M
1981 V8-454cid 7.4L 4BBL Code W
1982 L6-250cid 4.1L 1BBL Code D
1982 L6-292cid 4.8L 1BBL Code T
1982 V8-305cid 5.0L 4BBL Code H
1982 V8-350cid 5.7L 4BBL Code L
1982 V8-350cid 5.7L 4BBL Code M
1982 V8-379cid 6.2L DIESEL Code C
1982 V8-379cid 6.2L DIESEL Code J
1982 V8-454cid 7.4L 4BBL Code W
1983 L6-250cid 4.1L 1BBL Code D
1983 L6-292cid 4.8L 1BBL Code T
1983 V8-305cid 5.0L 4BBL Code H
1983 V8-350cid 5.7L 4BBL Code L
1983 V8-350cid 5.7L 4BBL Code M
1983 V8-379cid 6.2L DIESEL Code C
1983 V8-379cid 6.2L DIESEL Code J
1983 V8-454cid 7.4L 4BBL Code W
1984 L6-250cid 4.1L 1BBL Code D
1984 L6-292cid 4.8L 1BBL Code T
1984 V8-305cid 5.0L 4BBL Code H
1984 V8-350cid 5.7L 4BBL Code L
1984 V8-350cid 5.7L 4BBL Code M
1984 V8-379cid 6.2L DIESEL Code C
1984 V8-379cid 6.2L DIESEL Code J
1984 V8-454cid 7.4L 4BBL Code W
1985 L6-292cid 4.8L 1BBL Code T
1985 V6-262cid 4.3L 4BBL Code N
1985 V8-305cid 5.0L 4BBL Code H
1985 V8-350cid 5.7L 4BBL Code L
1985 V8-350cid 5.7L 4BBL Code M
1985 V8-379cid 6.2L DIESEL Code C
1985 V8-379cid 6.2L DIESEL Code J
1985 V8-454cid 7.4L 4BBL Code W
1986 L6-292cid 4.8L 1BBL Code T
1986 V6-262cid 4.3L 4BBL Code N
1986 V8-305cid 5.0L 4BBL Code H
1986 V8-350cid 5.7L 4BBL Code L
1986 V8-350cid 5.7L 4BBL Code M
1986 V8-379cid 6.2L DIESEL Code C
1986 V8-379cid 6.2L DIESEL Code J
1986 V8-454cid 7.4L 4BBL Code W

C2500 Suburban (46) 1979-1986
1979 L6-292cid 4.8L 1BBL Code T
1979 V8-350cid 5.7L 4BBL Code L
1979 V8-454cid 7.4L 4BBL Code S
1980 L6-292cid 4.8L 1BBL Code T
1980 V8-350cid 5.7L 4BBL Code L
1980 V8-350cid 5.7L 4BBL Code M
1980 V8-350cid 5.7L DIESEL Code Z
1980 V8-400cid 6.6L 4BBL Code X
1980 V8-454cid 7.4L 4BBL Code S
1980 V8-454cid 7.4L 4BBL Code W
1981 L6-292cid 4.8L 1BBL Code T
1981 V8-350cid 5.7L 4BBL Code L
1981 V8-350cid 5.7L 4BBL Code M
1981 V8-454cid 7.4L 4BBL Code W
1982 L6-292cid 4.8L 1BBL Code T
1982 V8-305cid 5.0L 4BBL Code H
1982 V8-350cid 5.7L 4BBL Code L
1982 V8-350cid 5.7L 4BBL Code M
1982 V8-379cid 6.2L DIESEL Code C
1982 V8-379cid 6.2L DIESEL Code J
1982 V8-454cid 7.4L 4BBL Code W
1983 V8-305cid 5.0L 4BBL Code H
1983 V8-350cid 5.7L 4BBL Code L
1983 V8-350cid 5.7L 4BBL Code M
1983 V8-379cid 6.2L DIESEL Code C
1983 V8-379cid 6.2L DIESEL Code J
1983 V8-454cid 7.4L 4BBL Code W
1984 L6-292cid 4.8L 1BBL Code T
1984 V8-305cid 5.0L 4BBL Code H
1984 V8-350cid 5.7L 4BBL Code L
1984 V8-350cid 5.7L 4BBL Code M
1984 V8-379cid 6.2L DIESEL Code C
1984 V8-379cid 6.2L DIESEL Code J
1984 V8-454cid 7.4L 4BBL Code W
1985 V8-305cid 5.0L 4BBL Code H
1985 V8-350cid 5.7L 4BBL Code L
1985 V8-350cid 5.7L 4BBL Code M
1985 V8-379cid 6.2L DIESEL Code C
1985 V8-379cid 6.2L DIESEL Code J
1985 V8-454cid 7.4L 4BBL Code W
1986 V8-305cid 5.0L 4BBL Code H
1986 V8-350cid 5.7L 4BBL Code L
1986 V8-350cid 5.7L 4BBL Code M
1986 V8-379cid 6.2L DIESEL Code C
1986 V8-379cid 6.2L DIESEL Code J
1986 V8-454cid 7.4L 4BBL Code W

C35 (21) 1975-1978
1975 L6-250cid 4.1L 1BBL Code Q
1975 L6-292cid 4.8L 1BBL Code T
1975 V8-350cid 5.7L 2BBL Code V
1975 V8-350cid 5.7L 4BBL Code Y
1975 V8-454cid 7.4L 4BBL Code Z
1976 L6-292cid 4.8L 1BBL Code T
1976 V8-350cid 5.7L 2BBL Code V
1976 V8-350cid 5.7L 4BBL Code L
1976 V8-400cid 6.6L 4BBL Code U
1976 V8-454cid 7.4L 4BBL Code S
1976 V8-454cid 7.4L 4BBL Code Y
1977 L6-292cid 4.8L 1BBL Code T
1977 V8-350cid 5.7L 4BBL Code L
1977 V8-400cid 6.6L 4BBL Code R
1977 V8-454cid 7.4L 4BBL Code S
1978 L6-250cid 4.1L 1BBL Code D
1978 L6-292cid 4.8L 1BBL Code T
1978 V8-305cid 5.0L 2BBL Code U
1978 V8-350cid 5.7L 4BBL Code L
1978 V8-400cid 6.6L 4BBL Code R
1978 V8-454cid 7.4L 4BBL Code S

C35/C3500 Pickup (42) 1973-1974
1973 L6-250cid 4.1L CARB Code Q
1973 L6-292cid 4.8L CARB Code T
1973 L6-4097cc 4.1L 1BBL Code Q
1973 L6-4097cc 4.1L LPG/1BBL Code Q
1973 L6-4098cc 4.1L 1BBL Code Q
1973 L6-4786cc 4.8L 1BBL Code T
1973 L6-4801cc 4.8L 1BBL Code T
1973 V8-307cid 5.0L CARB Code X
1973 V8-350cid 5.7L CARB Code Y
1973 V8-454cid 7.4L CARB Code Z
1973 V8-5031cc 5.0L 2BBL Code X
1973 V8-5736cc 5.7L 4BBL Code Y
1973 V8-5736cc 5.7L LPG/2BBL
1973 V8-5736cc 5.7L LPG/2BBL Code W
1973 V8-5736cc 5.7L LPG/4BBL
1973 V8-5736cc 5.7L LPG/4BBL Code W
1973 V8-7439cc 7.4L 4BBL Code L
1973 V8-7439cc 7.4L 4BBL Code Z
1973 V8-7441cc 7.4L 4BBL Code Z
1974 L6-250cid 4.1L CARB Code Q
1974 L6-292cid 4.8L CARB Code T
1974 L6-292cid 4.8L LPG/CARB Code S
1974 L6-4097cc 4.1L 1BBL Code Q
1974 L6-4097cc 4.1L LPG/1BBL Code Q
1974 L6-4098cc 4.1L 1BBL Code Q
1974 L6-4786cc 4.8L 1BBL Code T
1974 L6-4801cc 4.8L 1BBL Code T
1974 L6-4801cc 4.8L LPG/1BBL Code S
1974 V8-350cid 5.7L CARB Code V
1974 V8-350cid 5.7L CARB Code Y
1974 V8-350cid 5.7L LPG/CARB Code W
1974 V8-454cid 7.4L CARB Code Z
1974 V8-5736cc 5.7L 2BBL Code V
1974 V8-5736cc 5.7L 4BBL Code Y
1974 V8-5736cc 5.7L LPG/2BBL
1974 V8-5736cc 5.7L LPG/2BBL Code W
1974 V8-5736cc 5.7L LPG/4BBL
1974 V8-5736cc 5.7L LPG/4BBL Code W
1974 V8-5737cc 5.7L 2BBL Code V
1974 V8-7439cc 7.4L 4BBL Code L
1974 V8-7439cc 7.4L 4BBL Code Z
1974 V8-7441cc 7.4L 4BBL Code Z

C3500 (36) 1979-1986
1979 L6-250cid 4.1L 1BBL Code D
1979 L6-292cid 4.8L 1BBL Code T
1979 V8-350cid 5.7L 4BBL Code L
1979 V8-350cid 5.7L 4BBL Code M
1979 V8-400cid 6.6L 4BBL Code R
1979 V8-454cid 7.4L 4BBL Code S
1980 L6-250cid 4.1L 1BBL Code D
1980 L6-292cid 4.8L 1BBL Code T
1980 V8-350cid 5.7L 4BBL Code L
1980 V8-350cid 5.7L 4BBL Code M
1980 V8-454cid 7.4L 4BBL Code S
1980 V8-454cid 7.4L 4BBL Code W
1981 L6-292cid 4.8L 1BBL Code T
1981 V8-350cid 5.7L 4BBL Code M
1981 V8-454cid 7.4L 4BBL Code W
1982 L6-292cid 4.8L 1BBL Code T
1982 V8-350cid 5.7L 4BBL Code M
1982 V8-379cid 6.2L DIESEL Code J
1982 V8-454cid 7.4L 4BBL Code W
1983 L6-292cid 4.8L 1BBL Code T
1983 V8-350cid 5.7L 4BBL Code M
1983 V8-379cid 6.2L DIESEL Code J
1983 V8-454cid 7.4L 4BBL Code W
1984 L6-292cid 4.8L 1BBL Code T
1984 V8-350cid 5.7L 4BBL Code M
1984 V8-379cid 6.2L DIESEL Code J
1984 V8-454cid 7.4L 4BBL Code W
1985 L6-292cid 4.8L 1BBL Code T
1985 V8-350cid 5.7L 4BBL Code M
1985 V8-379cid 6.2L DIESEL Code J
1985 V8-454cid 7.4L 4BBL Code W
1986 L6-292cid 4.8L 1BBL Code T
1986 V8-305cid 5.0L 4BBL Code H
1986 V8-350cid 5.7L 4BBL Code M
1986 V8-379cid 6.2L DIESEL Code J
1986 V8-454cid 7.4L 4BBL Code W

Jimmy (82) 1973-1991
1973 L6-250cid 4.1L CARB Code Q
1973 L6-292cid 4.8L CARB Code T
1973 L6-4097cc 4.1L 1BBL Code Q
1973 L6-4098cc 4.1L 1BBL Code Q
1973 L6-4786cc 4.8L 1BBL Code T
1973 L6-4801cc 4.8L 1BBL Code T
1973 V8-350cid 5.7L CARB Code Y
1973 V8-454cid 7.4L CARB Code Z
1973 V8-5031cc 5.0L 2BBL Code X
1973 V8-5736cc 5.7L 2BBL Code V
1973 V8-5736cc 5.7L 4BBL Code Y
1973 V8-7439cc 7.4L 4BBL Code L
1973 V8-7439cc 7.4L 4BBL Code Z
1973 V8-7441cc 7.4L 4BBL Code Z
1974 L6-250cid 4.1L CARB Code Q
1974 L6-4097cc 4.1L 1BBL Code Q
1974 L6-4098cc 4.1L 1BBL Code Q
1974 L6-4801cc 4.8L 1BBL Code T
1974 V8-350cid 5.7L CARB Code V
1974 V8-350cid 5.7L CARB Code Y
1974 V8-5736cc 5.7L 2BBL Code V
1974 V8-5736cc 5.7L 4BBL Code Y
1974 V8-5737cc 5.7L 2BBL Code V
1974 V8-7439cc 7.4L 4BBL Code L
1974 V8-7439cc 7.4L 4BBL Code Z
1975 L6-250cid 4.1L 1BBL Code Q
1975 V8-350cid 5.7L 2BBL Code V
1975 V8-350cid 5.7L 4BBL Code Y
1975 V8-400cid 6.6L 4BBL Code M
1976 L6-250cid 4.1L 1BBL Code D
1976 V8-350cid 5.7L 2BBL Code V
1976 V8-350cid 5.7L 4BBL Code L
1976 V8-400cid 6.6L 4BBL Code U
1976 V8-454cid 7.4L 4BBL Code Y
1977 L6-250cid 4.1L 1BBL Code D
1977 V8-305cid 5.0L 2BBL Code U
1977 V8-350cid 5.7L 4BBL Code L
1977 V8-400cid 6.6L 4BBL Code R
1978 L6-250cid 4.1L 1BBL Code D
1978 V8-305cid 5.0L 2BBL Code U
1978 V8-350cid 5.7L 4BBL Code L
1978 V8-400cid 6.6L 4BBL Code R
1979 L6-250cid 4.1L 1BBL Code D
1979 V8-305cid 5.0L 2BBL Code U
1979 V8-350cid 5.7L 4BBL Code L
1979 V8-400cid 6.6L 4BBL Code R
1980 L6-250cid 4.1L 1BBL Code D
1980 V8-305cid 5.0L 2BBL Code G
1980 V8-350cid 5.7L 4BBL Code L
1981 L6-250cid 4.1L 1BBL Code D
1981 V8-305cid 5.0L 2BBL Code G
1981 V8-305cid 5.0L 4BBL Code F
1981 V8-305cid 5.0L 4BBL Code H
1981 V8-350cid 5.7L 4BBL Code L
1982 L6-250cid 4.1L 1BBL Code D
1982 V8-305cid 5.0L 4BBL Code F
1982 V8-305cid 5.0L 4BBL Code H
1982 V8-350cid 5.7L 4BBL Code L
1982 V8-379cid 6.2L DIESEL Code C
1983 V8-305cid 5.0L 4BBL Code H
1983 V8-350cid 5.7L 4BBL Code L
1983 V8-379cid 6.2L DIESEL Code C
1984 V8-305cid 5.0L 4BBL Code H
1984 V8-350cid 5.7L 4BBL Code L
1984 V8-379cid 6.2L DIESEL Code C
1985 V8-305cid 5.0L 4BBL Code H
1985 V8-350cid 5.7L 4BBL Code L
1985 V8-379cid 6.2L DIESEL Code C
1986 V8-305cid 5.0L 4BBL Code H
1986 V8-350cid 5.7L 4BBL Code L
1986 V8-379cid 6.2L DIESEL Code C
1987 V8-305cid 5.0L FI Code H
1987 V8-350cid 5.7L FI Code K Chevrolet
1987 V8-379cid 6.2L DIESEL Code C
1988 V8-350cid 5.7L FI Code K Chevrolet
1988 V8-379cid 6.2L DIESEL Code C
1989 V8-350cid 5.7L FI Code K Chevrolet
1989 V8-379cid 6.2L DIESEL Code C
1990 V8-350cid 5.7L FI Code K Chevrolet
1990 V8-379cid 6.2L DIESEL Code C
1991 V8-350cid 5.7L FI Code K Chevrolet
1991 V8-379cid 6.2L DIESEL Code C

K15 (21) 1975-1978
1975 L6-250cid 4.1L 1BBL Code Q
1975 L6-292cid 4.8L 1BBL Code T
1975 V8-350cid 5.7L 2BBL Code V
1975 V8-350cid 5.7L 4BBL Code Y
1975 V8-400cid 6.6L 4BBL Code M
1976 L6-250cid 4.1L 1BBL Code D
1976 L6-292cid 4.8L 1BBL Code T
1976 V8-305cid 5.0L 2BBL Code Q
1976 V8-350cid 5.7L 2BBL Code V
1976 V8-350cid 5.7L 4BBL Code L
1976 V8-400cid 6.6L 4BBL Code U
1976 V8-454cid 7.4L 4BBL Code S
1976 V8-454cid 7.4L 4BBL Code Y
1977 L6-250cid 4.1L 1BBL Code D
1977 V8-305cid 5.0L 2BBL Code U
1977 V8-350cid 5.7L 4BBL Code L
1977 V8-400cid 6.6L 4BBL Code R
1978 L6-250cid 4.1L 1BBL Code D
1978 V8-305cid 5.0L 2BBL Code U
1978 V8-350cid 5.7L 4BBL Code L
1978 V8-400cid 6.6L 4BBL Code R

K15 Suburban (17) 1975-1978
1975 L6-250cid 4.1L 1BBL Code Q
1975 V8-350cid 5.7L 2BBL Code V
1975 V8-350cid 5.7L 4BBL Code Y
1975 V8-400cid 6.6L 4BBL Code M
1976 L6-250cid 4.1L 1BBL Code D
1976 V8-305cid 5.0L 2BBL Code Q
1976 V8-350cid 5.7L 2BBL Code V
1976 V8-350cid 5.7L 4BBL Code L
1976 V8-400cid 6.6L 4BBL Code U
1977 L6-250cid 4.1L 1BBL Code D
1977 V8-305cid 5.0L 2BBL Code U
1977 V8-350cid 5.7L 4BBL Code L
1977 V8-400cid 6.6L 4BBL Code R
1978 L6-250cid 4.1L 1BBL Code D
1978 V8-305cid 5.0L 2BBL Code U
1978 V8-350cid 5.7L 4BBL Code L
1978 V8-400cid 6.6L 4BBL Code R

K15/K1500 Pickup (32) 1973-1974
1973 L6-250cid 4.1L CARB Code Q
1973 L6-4097cc 4.1L 1BBL Code Q
1973 L6-4097cc 4.1L LPG/1BBL Code Q
1973 L6-4098cc 4.1L 1BBL Code Q
1973 L6-4801cc 4.8L 1BBL Code T
1973 V8-350cid 5.7L CARB Code Y
1973 V8-5031cc 5.0L 2BBL Code X
1973 V8-5736cc 5.7L 4BBL Code Y
1973 V8-5736cc 5.7L LPG/2BBL
1973 V8-5736cc 5.7L LPG/2BBL Code W
1973 V8-5736cc 5.7L LPG/4BBL
1973 V8-5736cc 5.7L LPG/4BBL Code W
1973 V8-7439cc 7.4L 4BBL Code L
1973 V8-7439cc 7.4L 4BBL Code Z
1974 L6-250cid 4.1L CARB Code Q
1974 L6-292cid 4.8L LPG/CARB Code S
1974 L6-4097cc 4.1L 1BBL Code Q
1974 L6-4097cc 4.1L LPG/1BBL Code Q
1974 L6-4098cc 4.1L 1BBL Code Q
1974 L6-4801cc 4.8L 1BBL Code T
1974 L6-4801cc 4.8L LPG/1BBL Code S
1974 V8-350cid 5.7L CARB Code V
1974 V8-350cid 5.7L CARB Code Y
1974 V8-5736cc 5.7L 2BBL Code V
1974 V8-5736cc 5.7L 4BBL Code Y
1974 V8-5736cc 5.7L LPG/2BBL
1974 V8-5736cc 5.7L LPG/2BBL Code W
1974 V8-5736cc 5.7L LPG/4BBL
1974 V8-5736cc 5.7L LPG/4BBL Code W
1974 V8-5737cc 5.7L 2BBL Code V
1974 V8-7439cc 7.4L 4BBL Code L
1974 V8-7439cc 7.4L 4BBL Code Z

K15/K1500 Suburban (30) 1973-1974
1973 L6-250cid 4.1L CARB Code Q
1973 L6-4097cc 4.1L 1BBL Code Q
1973 L6-4097cc 4.1L LPG/1BBL Code Q
1973 L6-4098cc 4.1L 1BBL Code Q
1973 V8-307cid 5.0L CARB Code X
1973 V8-350cid 5.7L CARB Code Y
1973 V8-5031cc 5.0L 2BBL Code X
1973 V8-5736cc 5.7L 4BBL Code Y
1973 V8-5736cc 5.7L LPG/2BBL
1973 V8-5736cc 5.7L LPG/2BBL Code W
1973 V8-5736cc 5.7L LPG/4BBL
1973 V8-5736cc 5.7L LPG/4BBL Code W
1973 V8-7439cc 7.4L 4BBL Code L
1973 V8-7439cc 7.4L 4BBL Code Z
1974 L6-250cid 4.1L CARB Code Q
1974 L6-4097cc 4.1L 1BBL Code Q
1974 L6-4097cc 4.1L LPG/1BBL Code Q
1974 L6-4098cc 4.1L 1BBL Code Q
1974 V8-350cid 5.7L CARB Code V
1974 V8-350cid 5.7L CARB Code Y
1974 V8-454cid 7.4L CARB Code Z
1974 V8-5736cc 5.7L 2BBL Code V
1974 V8-5736cc 5.7L 4BBL Code Y
1974 V8-5736cc 5.7L LPG/2BBL
1974 V8-5736cc 5.7L LPG/2BBL Code W
1974 V8-5736cc 5.7L LPG/4BBL
1974 V8-5736cc 5.7L LPG/4BBL Code W
1974 V8-5737cc 5.7L 2BBL Code V
1974 V8-7439cc 7.4L 4BBL Code L
1974 V8-7439cc 7.4L 4BBL Code Z

K1500 (40) 1979-1986
1979 L6-250cid 4.1L 1BBL Code D
1979 L6-292cid 4.8L 1BBL Code T
1979 V8-305cid 5.0L 2BBL Code U
1979 V8-350cid 5.7L 4BBL Code L
1979 V8-400cid 6.6L 4BBL Code R
1979 V8-454cid 7.4L 4BBL Code S
1980 L6-250cid 4.1L 1BBL Code D
1980 L6-292cid 4.8L 1BBL Code T
1980 V8-350cid 5.7L 4BBL Code L
1980 V8-350cid 5.7L 4BBL Code M
1980 V8-400cid 6.6L 4BBL Code R
1980 V8-400cid 6.6L 4BBL Code X
1980 V8-454cid 7.4L 4BBL Code S
1981 L6-250cid 4.1L 1BBL Code D
1981 V8-305cid 5.0L 4BBL Code H
1981 V8-350cid 5.7L 4BBL Code L
1982 L6-250cid 4.1L 1BBL Code D
1982 V8-305cid 5.0L 4BBL Code H
1982 V8-350cid 5.7L 4BBL Code L
1982 V8-379cid 6.2L DIESEL Code C
1983 L6-250cid 4.1L 1BBL Code D
1983 V8-305cid 5.0L 4BBL Code H
1983 V8-350cid 5.7L 4BBL Code L
1983 V8-379cid 6.2L DIESEL Code C
1984 L6-250cid 4.1L 1BBL Code D
1984 V8-305cid 5.0L 4BBL Code H
1984 V8-350cid 5.7L 4BBL Code L
1984 V8-379cid 6.2L DIESEL Code C
1985 V6-262cid 4.3L 4BBL Code N
1985 V8-305cid 5.0L 4BBL Code H
1985 V8-350cid 5.7L 4BBL Code L
1985 V8-350cid 5.7L 4BBL Code M
1985 V8-379cid 6.2L DIESEL Code C
1985 V8-379cid 6.2L DIESEL Code J
1986 V6-262cid 4.3L 4BBL Code N
1986 V8-305cid 5.0L 4BBL Code H
1986 V8-350cid 5.7L 4BBL Code L
1986 V8-350cid 5.7L 4BBL Code M
1986 V8-379cid 6.2L DIESEL Code C
1986 V8-379cid 6.2L DIESEL Code J

K1500 Suburban (24) 1979-1986
1979 L6-250cid 4.1L 1BBL Code D
1979 V8-305cid 5.0L 2BBL Code U
1979 V8-350cid 5.7L 4BBL Code L
1979 V8-400cid 6.6L 4BBL Code R
1980 L6-250cid 4.1L 1BBL Code D
1980 V8-350cid 5.7L 4BBL Code L
1980 V8-350cid 5.7L 4BBL Code M
1980 V8-400cid 6.6L 4BBL Code R
1981 V8-350cid 5.7L 4BBL Code L
1981 V8-350cid 5.7L 4BBL Code M
1982 V8-305cid 5.0L 4BBL Code H
1982 V8-350cid 5.7L 4BBL Code L
1982 V8-379cid 6.2L DIESEL Code C
1983 V8-305cid 5.0L 4BBL Code F
1983 V8-350cid 5.7L 4BBL Code L
1983 V8-379cid 6.2L DIESEL Code C
1984 V8-305cid 5.0L 4BBL Code F
1984 V8-350cid 5.7L 4BBL Code L
1984 V8-379cid 6.2L DIESEL Code C
1985 V8-305cid 5.0L 4BBL Code F
1985 V8-350cid 5.7L 4BBL Code L
1985 V8-379cid 6.2L DIESEL Code C
1986 V8-350cid 5.7L 4BBL Code L
1986 V8-379cid 6.2L DIESEL Code C

K25 (22) 1975-1978
1975 L6-250cid 4.1L 1BBL Code Q
1975 L6-292cid 4.8L 1BBL Code T
1975 V8-350cid 5.7L 2BBL Code V
1975 V8-350cid 5.7L 4BBL Code Y
1975 V8-400cid 6.6L 4BBL Code M
1976 L6-250cid 4.1L 1BBL Code D
1976 L6-292cid 4.8L 1BBL Code T
1976 V8-350cid 5.7L 2BBL Code V
1976 V8-350cid 5.7L 4BBL Code L
1976 V8-400cid 6.6L 4BBL Code U
1976 V8-454cid 7.4L 4BBL Code Y
1977 L6-292cid 4.8L 1BBL Code T
1977 V8-305cid 5.0L 2BBL Code U
1977 V8-350cid 5.7L 4BBL Code L
1977 V8-400cid 6.6L 4BBL Code R
1977 V8-454cid 7.4L 4BBL Code S
1978 L6-250cid 4.1L 1BBL Code D
1978 L6-292cid 4.8L 1BBL Code T
1978 V8-305cid 5.0L 2BBL Code U
1978 V8-350cid 5.7L 4BBL Code L
1978 V8-400cid 6.6L 4BBL Code R
1978 V8-454cid 7.4L 4BBL Code S

K25 Suburban (18) 1975-1978
1975 L6-292cid 4.8L 1BBL Code T
1975 V8-350cid 5.7L 2BBL Code V
1975 V8-350cid 5.7L 4BBL Code Y
1975 V8-400cid 6.6L 4BBL Code M
1976 L6-292cid 4.8L 1BBL Code T
1976 V8-350cid 5.7L 2BBL Code V
1976 V8-350cid 5.7L 4BBL Code L
1976 V8-400cid 6.6L 4BBL Code U
1976 V8-454cid 7.4L 4BBL Code Y
1977 L6-292cid 4.8L 1BBL Code T
1977 V8-305cid 5.0L 2BBL Code U
1977 V8-350cid 5.7L 4BBL Code L
1977 V8-400cid 6.6L 4BBL Code R
1977 V8-454cid 7.4L 4BBL Code S
1978 L6-292cid 4.8L 1BBL Code T
1978 V8-305cid 5.0L 2BBL Code U
1978 V8-350cid 5.7L 4BBL Code L
1978 V8-400cid 6.6L 4BBL Code R

K25/K2500 Pickup (40) 1973-1974
1973 L6-250cid 4.1L CARB Code Q
1973 L6-292cid 4.8L CARB Code T
1973 L6-4097cc 4.1L 1BBL Code Q
1973 L6-4097cc 4.1L LPG/1BBL Code Q
1973 L6-4098cc 4.1L 1BBL Code Q
1973 L6-4786cc 4.8L 1BBL Code T
1973 L6-4801cc 4.8L 1BBL Code T
1973 V8-350cid 5.7L CARB Code Y
1973 V8-454cid 7.4L CARB Code Z
1973 V8-5031cc 5.0L 2BBL Code X
1973 V8-5736cc 5.7L 4BBL Code Y
1973 V8-5736cc 5.7L LPG/2BBL
1973 V8-5736cc 5.7L LPG/2BBL Code W
1973 V8-5736cc 5.7L LPG/4BBL
1973 V8-5736cc 5.7L LPG/4BBL Code W
1973 V8-7439cc 7.4L 4BBL Code L
1973 V8-7439cc 7.4L 4BBL Code Z
1973 V8-7441cc 7.4L 4BBL Code Z
1974 L6-250cid 4.1L CARB Code Q
1974 L6-292cid 4.8L CARB Code T
1974 L6-292cid 4.8L LPG/CARB Code S
1974 L6-4097cc 4.1L 1BBL Code Q
1974 L6-4097cc 4.1L LPG/1BBL Code Q
1974 L6-4098cc 4.1L 1BBL Code Q
1974 L6-4786cc 4.8L 1BBL Code T
1974 L6-4801cc 4.8L 1BBL Code T
1974 L6-4801cc 4.8L LPG/1BBL Code S
1974 V8-350cid 5.7L CARB Code V
1974 V8-350cid 5.7L CARB Code Y
1974 V8-454cid 7.4L CARB Code Z
1974 V8-5736cc 5.7L 2BBL Code V
1974 V8-5736cc 5.7L 4BBL Code Y
1974 V8-5736cc 5.7L LPG/2BBL
1974 V8-5736cc 5.7L LPG/2BBL Code W
1974 V8-5736cc 5.7L LPG/4BBL
1974 V8-5736cc 5.7L LPG/4BBL Code W
1974 V8-5737cc 5.7L 2BBL Code V
1974 V8-7439cc 7.4L 4BBL Code L
1974 V8-7439cc 7.4L 4BBL Code Z
1974 V8-7441cc 7.4L 4BBL Code Z

K25/K2500 Suburban (36) 1973-1974
1973 L6-250cid 4.1L CARB Code Q
1973 L6-292cid 4.8L CARB Code T
1973 L6-4097cc 4.1L 1BBL Code Q
1973 L6-4097cc 4.1L LPG/1BBL Code Q
1973 L6-4098cc 4.1L 1BBL Code Q
1973 L6-4786cc 4.8L 1BBL Code T
1973 L6-4801cc 4.8L 1BBL Code T
1973 V8-307cid 5.0L CARB Code X
1973 V8-350cid 5.7L CARB Code Y
1973 V8-5031cc 5.0L 2BBL Code X
1973 V8-5736cc 5.7L 4BBL Code Y
1973 V8-5736cc 5.7L LPG/2BBL
1973 V8-5736cc 5.7L LPG/2BBL Code W
1973 V8-5736cc 5.7L LPG/4BBL
1973 V8-5736cc 5.7L LPG/4BBL Code W
1973 V8-7439cc 7.4L 4BBL Code L
1973 V8-7439cc 7.4L 4BBL Code Z
1974 L6-250cid 4.1L CARB Code Q
1974 L6-292cid 4.8L CARB Code T
1974 L6-4097cc 4.1L 1BBL Code Q
1974 L6-4097cc 4.1L LPG/1BBL Code Q
1974 L6-4098cc 4.1L 1BBL Code Q
1974 L6-4786cc 4.8L 1BBL Code T
1974 L6-4801cc 4.8L 1BBL Code T
1974 V8-350cid 5.7L CARB Code V
1974 V8-350cid 5.7L CARB Code Y
1974 V8-454cid 7.4L CARB Code Z
1974 V8-5736cc 5.7L 2BBL Code V
1974 V8-5736cc 5.7L 4BBL Code Y
1974 V8-5736cc 5.7L LPG/2BBL
1974 V8-5736cc 5.7L LPG/2BBL Code W
1974 V8-5736cc 5.7L LPG/4BBL
1974 V8-5736cc 5.7L LPG/4BBL Code W
1974 V8-5737cc 5.7L 2BBL Code V
1974 V8-7439cc 7.4L 4BBL Code L
1974 V8-7439cc 7.4L 4BBL Code Z

K2500 (38) 1979-1986
1979 L6-292cid 4.8L 1BBL Code T
1979 V8-350cid 5.7L 4BBL Code L
1979 V8-350cid 5.7L 4BBL Code M
1979 V8-400cid 6.6L 4BBL Code R
1980 L6-250cid 4.1L 1BBL Code D
1980 L6-292cid 4.8L 1BBL Code T
1980 V8-350cid 5.7L 4BBL Code L
1980 V8-350cid 5.7L 4BBL Code M
1980 V8-400cid 6.6L 4BBL Code X
1981 L6-292cid 4.8L 1BBL Code T
1981 V8-350cid 5.7L 4BBL Code L
1981 V8-350cid 5.7L 4BBL Code M
1982 L6-292cid 4.8L 1BBL Code T
1982 V8-350cid 5.7L 4BBL Code L
1982 V8-350cid 5.7L 4BBL Code M
1982 V8-379cid 6.2L DIESEL Code C
1982 V8-379cid 6.2L DIESEL Code J
1983 L6-292cid 4.8L 1BBL Code T
1983 V8-350cid 5.7L 4BBL Code L
1983 V8-350cid 5.7L 4BBL Code M
1983 V8-379cid 6.2L DIESEL Code C
1983 V8-379cid 6.2L DIESEL Code J
1984 L6-292cid 4.8L 1BBL Code T
1984 V8-350cid 5.7L 4BBL Code L
1984 V8-350cid 5.7L 4BBL Code M
1984 V8-379cid 6.2L DIESEL Code C
1984 V8-379cid 6.2L DIESEL Code J
1985 L6-292cid 4.8L 1BBL Code T
1985 V6-262cid 4.3L 4BBL Code N
1985 V8-350cid 5.7L 4BBL Code L
1985 V8-350cid 5.7L 4BBL Code M
1985 V8-379cid 6.2L DIESEL Code C
1985 V8-379cid 6.2L DIESEL Code J
1986 L6-292cid 4.8L 1BBL Code T
1986 V8-350cid 5.7L 4BBL Code L
1986 V8-350cid 5.7L 4BBL Code M
1986 V8-379cid 6.2L DIESEL Code C
1986 V8-379cid 6.2L DIESEL Code J

K2500 Suburban (22) 1979-1986
1979 L6-292cid 4.8L 1BBL Code T
1979 V8-350cid 5.7L 4BBL Code L
1979 V8-400cid 6.6L 4BBL Code R
1980 L6-292cid 4.8L 1BBL Code T
1980 V8-350cid 5.7L 4BBL Code L
1980 V8-350cid 5.7L 4BBL Code M
1980 V8-400cid 6.6L 4BBL Code X
1981 L6-292cid 4.8L 1BBL Code T
1981 V8-350cid 5.7L 4BBL Code L
1981 V8-350cid 5.7L 4BBL Code M
1982 L6-292cid 4.8L 1BBL Code T
1982 V8-350cid 5.7L 4BBL Code M
1982 V8-379cid 6.2L DIESEL Code J
1983 V8-350cid 5.7L 4BBL Code M
1983 V8-379cid 6.2L DIESEL Code J
1984 L6-292cid 4.8L 1BBL Code T
1984 V8-350cid 5.7L 4BBL Code M
1984 V8-379cid 6.2L DIESEL Code J
1985 V8-350cid 5.7L 4BBL Code M
1985 V8-379cid 6.2L DIESEL Code J
1986 V8-350cid 5.7L 4BBL Code M
1986 V8-379cid 6.2L DIESEL Code J

K35 (6) 1977-1978
1977 L6-292cid 4.8L 1BBL Code T
1977 V8-350cid 5.7L 4BBL Code L
1977 V8-400cid 6.6L 4BBL Code R
1978 L6-292cid 4.8L 1BBL Code T
1978 V8-350cid 5.7L 4BBL Code L
1978 V8-400cid 6.6L 4BBL Code R

K35/K3500 Pickup (39) 1973-1974
1973 L6-250cid 4.1L CARB Code Q
1973 L6-292cid 4.8L CARB Code T
1973 L6-4097cc 4.1L 1BBL Code Q
1973 L6-4097cc 4.1L LPG/1BBL Code Q
1973 L6-4098cc 4.1L 1BBL Code Q
1973 L6-4786cc 4.8L 1BBL Code T
1973 L6-4801cc 4.8L 1BBL Code T
1973 V8-307cid 5.0L CARB Code X
1973 V8-350cid 5.7L CARB Code Y
1973 V8-454cid 7.4L CARB Code Z
1973 V8-5031cc 5.0L 2BBL Code X
1973 V8-5736cc 5.7L 4BBL Code Y
1973 V8-5736cc 5.7L LPG/2BBL
1973 V8-5736cc 5.7L LPG/2BBL Code W
1973 V8-5736cc 5.7L LPG/4BBL
1973 V8-5736cc 5.7L LPG/4BBL Code W
1973 V8-7439cc 7.4L 4BBL Code L
1973 V8-7439cc 7.4L 4BBL Code Z
1973 V8-7441cc 7.4L 4BBL Code Z
1974 L6-250cid 4.1L CARB Code Q
1974 L6-292cid 4.8L CARB Code T
1974 L6-292cid 4.8L LPG/CARB Code S
1974 L6-4097cc 4.1L 1BBL Code Q
1974 L6-4097cc 4.1L LPG/1BBL Code Q
1974 L6-4098cc 4.1L 1BBL Code Q
1974 L6-4786cc 4.8L 1BBL Code T
1974 L6-4801cc 4.8L 1BBL Code T
1974 L6-4801cc 4.8L LPG/1BBL Code S
1974 V8-350cid 5.7L CARB Code V
1974 V8-350cid 5.7L CARB Code Y
1974 V8-350cid 5.7L LPG/CARB Code W
1974 V8-454cid 7.4L CARB Code Z
1974 V8-5736cc 5.7L 2BBL Code V
1974 V8-5736cc 5.7L 4BBL Code Y
1974 V8-5736cc 5.7L LPG/2BBL Code W
1974 V8-5737cc 5.7L 2BBL Code V
1974 V8-7439cc 7.4L 4BBL Code L
1974 V8-7439cc 7.4L 4BBL Code Z
1974 V8-7441cc 7.4L 4BBL Code Z

K3500 (33) 1979-1986
1979 L6-292cid 4.8L 1BBL Code T
1979 V8-350cid 5.7L 4BBL Code L
1979 V8-350cid 5.7L 4BBL Code M
1979 V8-400cid 6.6L 4BBL Code R
1979 V8-454cid 7.4L 4BBL Code S
1980 L6-292cid 4.8L 1BBL Code T
1980 V8-350cid 5.7L 4BBL Code L
1980 V8-350cid 5.7L 4BBL Code M
1980 V8-400cid 6.6L 4BBL Code R
1980 V8-454cid 7.4L 4BBL Code S
1981 L6-292cid 4.8L 1BBL Code T
1981 V8-350cid 5.7L 4BBL Code M
1981 V8-454cid 7.4L 4BBL Code W
1982 L6-292cid 4.8L 1BBL Code T
1982 V8-350cid 5.7L 4BBL Code M
1982 V8-379cid 6.2L DIESEL Code J
1982 V8-454cid 7.4L 4BBL Code W
1983 L6-292cid 4.8L 1BBL Code T
1983 V8-350cid 5.7L 4BBL Code M
1983 V8-379cid 6.2L DIESEL Code J
1983 V8-454cid 7.4L 4BBL Code W
1984 L6-292cid 4.8L 1BBL Code T
1984 V8-350cid 5.7L 4BBL Code M
1984 V8-379cid 6.2L DIESEL Code J
1984 V8-454cid 7.4L 4BBL Code W
1985 L6-292cid 4.8L 1BBL Code T
1985 V8-350cid 5.7L 4BBL Code M
1985 V8-379cid 6.2L DIESEL Code J
1985 V8-454cid 7.4L 4BBL Code W
1986 L6-292cid 4.8L 1BBL Code T
1986 V8-350cid 5.7L 4BBL Code M
1986 V8-379cid 6.2L DIESEL Code J
1986 V8-454cid 7.4L 4BBL Code W

P15 (4) 1975-1978
1975 L6-292cid 4.8L 1BBL Code T
1976 L6-292cid 4.8L 1BBL Code T
1977 L6-292cid 4.8L 1BBL Code T
1978 L6-292cid 4.8L 1BBL Code T

P15/P1500 Van (5) 1973-1974
1973 L6-250cid 4.1L CARB Code Q
1973 L6-4098cc 4.1L 1BBL Code Q
1973 V8-307cid 5.0L CARB Code X
1974 L6-250cid 4.1L CARB Code Q
1974 L6-4098cc 4.1L 1BBL Code Q

P1500 (3) 1979-1980
1979 L6-292cid 4.8L 1BBL Code T
1979 V8-454cid 7.4L 4BBL Code S
1980 L6-292cid 4.8L 1BBL Code T

P25 (8) 1975-1978
1975 L6-292cid 4.8L 1BBL Code T
1975 V8-350cid 5.7L 4BBL Code Y
1976 L6-292cid 4.8L 1BBL Code T
1976 V8-350cid 5.7L 4BBL Code L
1977 L6-292cid 4.8L 1BBL Code T
1977 V8-350cid 5.7L 4BBL Code L
1978 L6-292cid 4.8L 1BBL Code T
1978 V8-350cid 5.7L 4BBL Code L

P25/P2500 Van (11) 1973-1974
1973 L6-250cid 4.1L CARB Code Q
1973 L6-292cid 4.8L CARB Code T
1973 L6-4098cc 4.1L 1BBL Code Q
1973 L6-4786cc 4.8L 1BBL Code T
1973 V8-307cid 5.0L CARB Code X
1973 V8-350cid 5.7L CARB Code Y
1974 L6-250cid 4.1L CARB Code Q
1974 L6-292cid 4.8L CARB Code T
1974 L6-4098cc 4.1L 1BBL Code Q
1974 L6-4786cc 4.8L 1BBL Code T
1974 V8-350cid 5.7L CARB Code Y

P2500 (29) 1979-1989
1979 L6-292cid 4.8L 1BBL Code T
1979 V8-350cid 5.7L 4BBL Code L
1980 L6-292cid 4.8L 1BBL Code T
1980 V8-350cid 5.7L 4BBL Code M
1981 L6-292cid 4.8L 1BBL Code T
1981 V8-350cid 5.7L 4BBL Code M
1982 L6-292cid 4.8L 1BBL Code T
1982 V8-350cid 5.7L 4BBL Code M
1982 V8-379cid 6.2L DIESEL Code J
1983 L6-292cid 4.8L 1BBL Code T
1983 V8-350cid 5.7L 4BBL Code M
1983 V8-379cid 6.2L DIESEL Code J
1984 L6-292cid 4.8L 1BBL Code T
1984 V8-350cid 5.7L 4BBL Code M
1984 V8-379cid 6.2L DIESEL Code J
1985 L6-292cid 4.8L 1BBL Code T
1985 V8-350cid 5.7L 4BBL Code M
1985 V8-379cid 6.2L DIESEL Code J
1986 L6-292cid 4.8L 1BBL Code T
1986 V8-350cid 5.7L 4BBL Code M
1986 V8-379cid 6.2L DIESEL Code J
1987 L6-292cid 4.8L 1BBL Code T
1987 V8-350cid 5.7L 4BBL Code M
1987 V8-379cid 6.2L DIESEL Code J
1988 V8-350cid 5.7L FI Code K Chevrolet
1988 V8-379cid 6.2L DIESEL Code J
1989 L6-292cid 4.8L 1BBL Code T
1989 V8-350cid 5.7L FI Code K Chevrolet
1989 V8-379cid 6.2L DIESEL Code J

P35 (13) 1975-1978
1975 L6-292cid 4.8L 1BBL Code T
1975 V8-350cid 5.7L 4BBL Code Y
1975 V8-454cid 7.4L 4BBL Code L
1976 L6-292cid 4.8L 1BBL Code T
1976 V8-350cid 5.7L 4BBL Code L
1976 V8-454cid 7.4L 4BBL Code Y
1977 L6-292cid 4.8L 1BBL Code T
1977 V8-350cid 5.7L 4BBL Code L
1977 V8-454cid 7.4L 4BBL Code Y
1978 L6-292cid 4.8L 1BBL Code T
1978 V8-350cid 5.7L 4BBL Code L
1978 V8-454cid 7.4L 4BBL Code S
1978 V8-454cid 7.4L 4BBL Code Y

P35/P3500 Van (17) 1973-1974
1973 L6-250cid 4.1L CARB Code Q
1973 L6-292cid 4.8L CARB Code T
1973 L6-4098cc 4.1L 1BBL Code Q
1973 L6-4786cc 4.8L 1BBL Code T
1973 V8-307cid 5.0L CARB Code X
1973 V8-350cid 5.7L CARB Code Y
1973 V8-454cid 7.4L CARB Code Z
1973 V8-7441cc 7.4L 4BBL Code Z
1974 L6-250cid 4.1L CARB Code Q
1974 L6-292cid 4.8L CARB Code T
1974 L6-4098cc 4.1L 1BBL Code Q
1974 L6-4786cc 4.8L 1BBL Code T
1974 V8-350cid 5.7L CARB Code Y
1974 V8-454cid 7.4L CARB Code L
1974 V8-454cid 7.4L CARB Code Z
1974 V8-7441cc 7.4L 4BBL Code L
1974 V8-7441cc 7.4L 4BBL Code Z

P3500 (77) 1979-1996
1979 L6-292cid 4.8L 1BBL Code T
1979 V8-350cid 5.7L 4BBL Code L
1979 V8-454cid 7.4L 4BBL Code S
1980 L6-292cid 4.8L 1BBL Code T
1980 V8-350cid 5.7L 4BBL Code L
1980 V8-350cid 5.7L 4BBL Code M
1980 V8-454cid 7.4L 4BBL Code W
1981 L6-292cid 4.8L 1BBL Code T
1981 V8-350cid 5.7L 4BBL Code M
1981 V8-454cid 7.4L 4BBL Code W
1982 L6-292cid 4.8L 1BBL Code T
1982 V8-350cid 5.7L 4BBL Code M
1982 V8-379cid 6.2L DIESEL Code J
1982 V8-454cid 7.4L 4BBL Code W
1983 L6-292cid 4.8L 1BBL Code T
1983 V8-350cid 5.7L 4BBL Code M
1983 V8-379cid 6.2L DIESEL Code J
1983 V8-454cid 7.4L 4BBL Code W
1984 L6-292cid 4.8L 1BBL Code T
1984 V8-350cid 5.7L 4BBL Code M
1984 V8-379cid 6.2L DIESEL Code J
1984 V8-454cid 7.4L 4BBL Code W
1985 L6-292cid 4.8L 1BBL Code T
1985 V8-350cid 5.7L 4BBL Code M
1985 V8-379cid 6.2L DIESEL Code J
1985 V8-454cid 7.4L 4BBL Code W
1986 L6-292cid 4.8L 1BBL Code T
1986 V8-350cid 5.7L 4BBL Code M
1986 V8-379cid 6.2L DIESEL Code J
1986 V8-454cid 7.4L 4BBL Code W
1987 L6-292cid 4.8L 1BBL Code T
1987 V8-350cid 5.7L 4BBL Code M
1987 V8-350cid 5.7L FI Code K Chevrolet
1987 V8-379cid 6.2L DIESEL Code J
1987 V8-454cid 7.4L 4BBL Code W
1988 L6-292cid 4.8L 1BBL Code T
1988 V8-350cid 5.7L 4BBL Code M
1988 V8-350cid 5.7L FI Code K Chevrolet
1988 V8-379cid 6.2L DIESEL Code J
1988 V8-454cid 7.4L 4BBL Code W
1989 L4-239cid 3.9L DIESEL Turbo Code L
1989 L6-292cid 4.8L 1BBL Code T
1989 V8-350cid 5.7L FI Code K Chevrolet
1989 V8-379cid 6.2L DIESEL Code J
1989 V8-454cid 7.4L 4BBL Code W
1990 L4-239cid 3.9L DIESEL Turbo Code L
1990 V6-262cid 4.3L FI Code Z
1990 V8-350cid 5.7L FI Code K Chevrolet
1990 V8-379cid 6.2L DIESEL Code J
1990 V8-454cid 7.4L FI Code N
1991 L4-239cid 3.9L DIESEL Turbo Code L
1991 V6-262cid 4.3L FI Code Z
1991 V8-350cid 5.7L FI Code K Chevrolet
1991 V8-379cid 6.2L DIESEL Code J
1991 V8-454cid 7.4L FI Code N
1992 V6-262cid 4.3L FI Code Z
1992 V8-350cid 5.7L FI Code K Chevrolet
1992 V8-379cid 6.2L DIESEL Code J
1992 V8-454cid 7.4L FI Code N
1993 V6-262cid 4.3L FI Code Z
1993 V8-350cid 5.7L FI Code K Chevrolet
1993 V8-379cid 6.2L DIESEL Code J
1993 V8-454cid 7.4L FI Code N
1994 V6-262cid 4.3L FI Code Z
1994 V8-350cid 5.7L FI Code K Chevrolet
1994 V8-395cid 6.5L DIESEL Code Y
1994 V8-454cid 7.4L FI Code N
1995 V6-262cid 4.3L FI Code Z
1995 V8-350cid 5.7L FI Code K Chevrolet
1995 V8-395cid 6.5L DIESEL Code Y
1995 V8-454cid 7.4L FI Code N
1996 V6-262cid 4.3L FI Code W Central MFI
1996 V8-350cid 5.7L FI Code K Chevrolet
1996 V8-350cid 5.7L FI Code R Vortec
1996 V8-395cid 6.5L DIESEL Code Y
1996 V8-454cid 7.4L FI Code J Vortec
1996 V8-454cid 7.4L FI Code N L19

R1500 (4) 1987-1987
1987 V6-262cid 4.3L FI Code Z
1987 V8-305cid 5.0L FI Code H
1987 V8-350cid 5.7L FI Code K Chevrolet
1987 V8-379cid 6.2L DIESEL Code C

R1500 Suburban (11) 1987-1991
1987 V8-305cid 5.0L FI Code H
1987 V8-350cid 5.7L FI Code K Chevrolet
1987 V8-379cid 6.2L DIESEL Code C
1988 V8-350cid 5.7L FI Code K Chevrolet
1988 V8-379cid 6.2L DIESEL Code C
1989 V8-350cid 5.7L FI Code K Chevrolet
1989 V8-379cid 6.2L DIESEL Code C
1990 V8-350cid 5.7L FI Code K Chevrolet
1990 V8-379cid 6.2L DIESEL Code C
1991 V8-350cid 5.7L FI Code K Chevrolet
1991 V8-379cid 6.2L DIESEL Code C

R2500 (14) 1987-1989
1987 L6-292cid 4.8L 1BBL Code T
1987 V6-262cid 4.3L FI Code Z
1987 V8-305cid 5.0L FI Code H
1987 V8-350cid 5.7L FI Code K Chevrolet
1987 V8-379cid 6.2L DIESEL Code C
1987 V8-379cid 6.2L DIESEL Code J
1987 V8-454cid 7.4L FI Code N
1988 L6-292cid 4.8L 1BBL Code T
1988 V8-350cid 5.7L FI Code K Chevrolet
1988 V8-379cid 6.2L DIESEL Code J
1988 V8-454cid 7.4L FI Code N
1989 V8-350cid 5.7L FI Code K Chevrolet
1989 V8-379cid 6.2L DIESEL Code J
1989 V8-454cid 7.4L FI Code N

R2500 Suburban (15) 1987-1991
1987 V8-350cid 5.7L FI Code K Chevrolet
1987 V8-379cid 6.2L DIESEL Code J
1987 V8-454cid 7.4L FI Code N
1988 V8-350cid 5.7L FI Code K Chevrolet
1988 V8-379cid 6.2L DIESEL Code J
1988 V8-454cid 7.4L FI Code N
1989 V8-350cid 5.7L FI Code K Chevrolet
1989 V8-379cid 6.2L DIESEL Code J
1989 V8-454cid 7.4L FI Code N
1990 V8-350cid 5.7L FI Code K Chevrolet
1990 V8-379cid 6.2L DIESEL Code J
1990 V8-454cid 7.4L FI Code N
1991 V8-350cid 5.7L FI Code K Chevrolet
1991 V8-379cid 6.2L DIESEL Code J
1991 V8-454cid 7.4L FI Code N

R3500 (22) 1987-1991
1987 L6-292cid 4.8L 1BBL Code T
1987 V8-350cid 5.7L 4BBL Code M
1987 V8-350cid 5.7L FI Code K Chevrolet
1987 V8-379cid 6.2L DIESEL Code J
1987 V8-454cid 7.4L 4BBL Code W
1987 V8-454cid 7.4L FI Code N
1988 L6-292cid 4.8L 1BBL Code T
1988 V8-350cid 5.7L 4BBL Code M
1988 V8-350cid 5.7L FI Code K Chevrolet
1988 V8-379cid 6.2L DIESEL Code J
1988 V8-454cid 7.4L 4BBL Code W
1988 V8-454cid 7.4L FI Code N
1989 V8-350cid 5.7L FI Code K Chevrolet
1989 V8-379cid 6.2L DIESEL Code J
1989 V8-454cid 7.4L 4BBL Code W
1989 V8-454cid 7.4L FI Code N
1990 V8-350cid 5.7L FI Code K Chevrolet
1990 V8-379cid 6.2L DIESEL Code J
1990 V8-454cid 7.4L FI Code N
1991 V8-350cid 5.7L FI Code K Chevrolet
1991 V8-379cid 6.2L DIESEL Code J
1991 V8-454cid 7.4L FI Code N

V1500 (4) 1987-1987
1987 V6-262cid 4.3L FI Code Z
1987 V8-305cid 5.0L FI Code H
1987 V8-350cid 5.7L FI Code K Chevrolet
1987 V8-379cid 6.2L DIESEL Code C

V1500 Suburban (10) 1987-1991
1987 V8-350cid 5.7L FI Code K Chevrolet
1987 V8-379cid 6.2L DIESEL Code C
1988 V8-350cid 5.7L FI Code K Chevrolet
1988 V8-379cid 6.2L DIESEL Code C
1989 V8-350cid 5.7L FI Code K Chevrolet
1989 V8-379cid 6.2L DIESEL Code C
1990 V8-350cid 5.7L FI Code K Chevrolet
1990 V8-379cid 6.2L DIESEL Code C
1991 V8-350cid 5.7L FI Code K Chevrolet
1991 V8-379cid 6.2L DIESEL Code C

V2500 (4) 1987-1987
1987 L6-292cid 4.8L 1BBL Code T
1987 V8-350cid 5.7L FI Code K Chevrolet
1987 V8-379cid 6.2L DIESEL Code C
1987 V8-379cid 6.2L DIESEL Code J

V2500 Suburban (10) 1987-1991
1987 V8-350cid 5.7L FI Code K Chevrolet
1987 V8-379cid 6.2L DIESEL Code J
1988 V8-350cid 5.7L FI Code K Chevrolet
1988 V8-379cid 6.2L DIESEL Code J
1989 V8-350cid 5.7L FI Code K Chevrolet
1989 V8-379cid 6.2L DIESEL Code J
1990 V8-350cid 5.7L FI Code K Chevrolet
1990 V8-379cid 6.2L DIESEL Code J
1991 V8-350cid 5.7L FI Code K Chevrolet
1991 V8-379cid 6.2L DIESEL Code J

V3500 (22) 1987-1991
1987 L6-292cid 4.8L 1BBL Code T
1987 V8-350cid 5.7L 4BBL Code M
1987 V8-350cid 5.7L FI Code K Chevrolet
1987 V8-379cid 6.2L DIESEL Code J
1987 V8-454cid 7.4L 4BBL Code W
1987 V8-454cid 7.4L FI Code N
1988 L6-292cid 4.8L 1BBL Code T
1988 V8-350cid 5.7L 4BBL Code M
1988 V8-350cid 5.7L FI Code K Chevrolet
1988 V8-379cid 6.2L DIESEL Code J
1988 V8-454cid 7.4L 4BBL Code W
1988 V8-454cid 7.4L FI Code N
1989 V8-350cid 5.7L FI Code K Chevrolet
1989 V8-379cid 6.2L DIESEL Code J
1989 V8-454cid 7.4L 4BBL Code W
1989 V8-454cid 7.4L FI Code N
1990 V8-350cid 5.7L FI Code K Chevrolet
1990 V8-379cid 6.2L DIESEL Code J
1990 V8-454cid 7.4L FI Code N
1991 V8-350cid 5.7L FI Code K Chevrolet
1991 V8-379cid 6.2L DIESEL Code J
1991 V8-454cid 7.4L FI Code N