Radiator and transmission oil cooler, heavy duty

Years 1964, 1973–93 Models 11 Factory citations 63

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Also described as Heavy duty radiatorHD radiator w/ transmission oil cooler

Also documented for GMC

Documented applications

Impala / Full-Size

1964 Single-source

C/K Trucks

1973–82 Confirmed

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Astro — First generation (1985–1994)

1986, 1987, 1989–1992 Factory-verified

automatic transmission only; included with Z82; the 1992 page prints VO2; the 1988 page prints it only in the air conditioning note.

GM Heritage factory kit — 1986 Chevrolet Astro Van, p.12.
GM Heritage factory kit — 1987 Chevrolet Astro Van, p.26.
GM Heritage factory kit — 1989 Chevrolet Astro Van, p.22.
GM Heritage factory kit — 1990 Chevrolet Astro Van, p.7.
GM Heritage factory kit — 1991 Chevrolet Astro Van, p.11.
GM Heritage factory kit — 1992 Chevrolet Astro Van, p.12.

Blazer (full-size, K Blazer) — GMT400 (1992–1994)

1992–1993 Factory-verified

requires MX0; included with Z82; the kit pages print VO2 and Vo2; the 1994 guide lists V08 and KNP instead

GM Heritage factory kit — 1992 Chevrolet Blazer, p.14.
GM Heritage factory kit — 1993 Chevrolet Blazer, p.16.

Blazer (full-size, K5) — Square body (1983–1991)

1983–1986, 1990, 1991 Factory-verified

not with MM4; included with Z82; the 1983 and 1984 pages call it a transmission oil cooler; 1991 from the cooling page; the kit pages also print VO2

GM Heritage factory kit — 1983 Chevrolet Blazer, p.9.
GM Heritage factory kit — 1984 Chevrolet Blazer RV Full Size, p.17.
GM Heritage factory kit — 1985 Chevrolet Blazer RV Full Size, p.11.
GM Heritage factory kit — 1986 Chevrolet Blazer, p.11.
GM Heritage factory kit — 1990 Chevrolet Blazer, p.15.
GM Heritage factory kit — 1991 Chevrolet Blazer, p.13.

S-10 Blazer — First generation (1983–1994)

1983–1989, 1991–1992 Factory-verified

automatic transmission only; the kit pages also print VO2

GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.7.
GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.7.
GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.11.
GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.7.
GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.14.
GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.10.
GM Heritage factory kit — 1989 Chevrolet Blazer, p.16.
GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.17.
GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.18.

C/K pickup — GMT400 (1988–2000)

1988–1993 Factory-verified

the kits tie it to heavy duty cooling with the engine oil cooler (KC4); the kits print VO2 on some pages

GM Heritage factory kit — 1988 Chevrolet Truck, p.22.
GM Heritage factory kit — 1989 Chevrolet Truck, p.24.
GM Heritage factory kit — 1990 Chevrolet Truck, p.32.
GM Heritage factory kit — 1991 Chevrolet Truck, p.31.
GM Heritage factory kit — 1992 Chevrolet Truck, p.29.
GM Heritage factory kit — 1993 Chevrolet Truck, p.14.

C/K pickup — Square body (1983–1991)

1983–1987 Factory-verified

automatic transmissions only; the kit pages also print VO2

GM Heritage factory kit — 1983 Chevrolet Truck, p.18.
GM Heritage factory kit — 1984 Chevrolet Truck, p.44.
GM Heritage factory kit — 1985 Chevrolet Truck, p.43.
GM Heritage factory kit — 1986 Chevrolet Truck, p.159.
GM Heritage factory kit — 1987 Chevrolet Truck, p.61.

Chevy Van — Second generation G-series (1983–1996)

1983, 1984, 1986, 1988–1993 Factory-verified

the 1983–1984 pages list a heavy duty transmission oil cooler; from 1986 heavy duty radiator and transmission oil cooler; the 1983 and 1989 pages print VO2; the 1992 page prints vo2; 1984 from the 1984 data book pages in the kit file labelled 1985.

GM Heritage factory kit — 1983 Chevrolet Vandura, p.15.
GM Heritage factory kit — 1985 Chevrolet G Van, p.17.
GM Heritage factory kit — 1986 Chevrolet G Van, p.63.
GM Heritage factory kit — 1988 Chevrolet Vandura, p.20.
GM Heritage factory kit — 1989 Chevrolet G Van, p.35.
GM Heritage factory kit — 1990 Chevrolet G Van, p.19.
GM Heritage factory kit — 1991 Chevrolet G Van, p.28.
GM Heritage factory kit — 1992 Chevrolet G Van, p.20.
GM Heritage factory kit — 1993 Chevrolet G Van, p.15.

S-10 pickup — First generation (1982–1993)

1982–1992 Factory-verified

automatic transmission only; the 1984, 1985 and 1987 pages print VO2; 1987 from the Z82 requirement remark

GM Heritage factory kit — 1982 Chevrolet S 10, p.8.
GM Heritage factory kit — 1983 Chevrolet S 10, p.32.
GM Heritage factory kit — 1984 Chevrolet S 10, p.16.
GM Heritage factory kit — 1985 Chevrolet S 10, p.23.
GM Heritage factory kit — 1986 Chevrolet S 10, p.15.
GM Heritage factory kit — 1987 Chevrolet S 10, p.24.
GM Heritage factory kit — 1988 Chevrolet S 10, p.19.
GM Heritage factory kit — 1989 Chevrolet S 10, p.18.
GM Heritage factory kit — 1990 Chevrolet S 10, p.18.
GM Heritage factory kit — 1991 Chevrolet S 10, p.21.
GM Heritage factory kit — 1992 Chevrolet S 10, p.13.

Suburban — Square body (1983–1991)

1983–1991 Factory-verified

automatic transmissions only; included with Z82; the 1983 and 1984 pages call it a transmission oil cooler; 1989–1991 from the cooling pages; the kit pages also print VO2

GM Heritage factory kit — 1983 Chevrolet Suburban, p.16.
GM Heritage factory kit — 1984 Chevrolet Suburban, p.19.
GM Heritage factory kit — 1985 Chevrolet Suburban, p.18.
GM Heritage factory kit — 1986 Chevrolet Suburban, p.19.
GM Heritage factory kit — 1987 Chevrolet Suburban, p.25.
GM Heritage factory kit — 1988 Chevrolet Suburban, p.17.
GM Heritage factory kit — 1989 Chevrolet Suburban, p.11.
GM Heritage factory kit — 1990 Chevrolet Suburban, p.16.
GM Heritage factory kit — 1991 Chevrolet Suburban, p.15.

This page aggregates every documented appearance of V02 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.