Engine, 5.7L V8, electronic fuel injection

Years 1987–96 Models 4 Factory citations 20

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Also documented for Buick Cadillac Chevrolet

Documented applications

Jimmy (full-size) — Square body (1983–1991)

1988, 1990, 1991 Single-source

standard; 1988 from the 1988 truck engine data page, which lists it as standard on the V10/1500 Blazer/Jimmy; the 1990 powertrain page prints LOS and LD5, and the 1991 powertrain page also prints LO5; shared square-body platform code; cited from the Chevrolet Blazer kit and the Chevrolet truck kit; 1991 rests on the Chevrolet-only 1991 Blazer book, so the row is single-source

GM Heritage factory kit — 1988 Chevrolet Truck, p.41.
GM Heritage factory kit — 1990 Chevrolet Blazer, p.15.
GM Heritage factory kit — 1991 Chevrolet Blazer, p.5.

Sierra — Square body (1983–1991)

1987, 1988 Factory-verified

shared platform code; cited from the square-body C/K pickup kits; the 1987 power team pages list the 5.7 liter (350 cu in) V8 with electronic fuel injection; the kit pages also print LO5; 1988 from the 1988 engine data page, which names the R/V 20 bonus and crew cab and R/V 30 pickups

GM Heritage factory kit — 1987 Chevrolet Truck, p.37.
GM Heritage factory kit — 1988 Chevrolet Truck, p.41.

Suburban — Square body (1983–1991)

1987–1991 Single-source

standard gasoline engine from 1988; 1989 from the option weight table (the 1989 option selection page prints LOS); the kit pages also print LO5; shared square-body platform code; cited from the Chevrolet Suburban kit; 1991 rests on the Chevrolet-only 1991 Suburban book, so the row is single-source

GM Heritage factory kit — 1987 Chevrolet Suburban, p.15.
GM Heritage factory kit — 1988 Chevrolet Suburban, p.15.
GM Heritage factory kit — 1989 Chevrolet Suburban, p.13.
GM Heritage factory kit — 1990 Chevrolet Suburban, p.8.
GM Heritage factory kit — 1991 Chevrolet Suburban, p.8.

Vandura and Rally — Second generation G-series (1983–1996)

1987–1996 Single-source

350 cu in; a heavy duty version is listed at 8,600 lb GVWR and above; the 1989 page prints LO5; shared G-van platform code; cited from the Chevrolet G-Van kit; 1991–1996 rests on the Chevrolet-only G-Van books, so the row is single-source

GM Heritage factory kit — 1987 Chevrolet G Van, p.42.
GM Heritage factory kit — 1988 Chevrolet Vandura, p.17.
GM Heritage factory kit — 1989 Chevrolet G Van, p.35.
GM Heritage factory kit — 1990 Chevrolet G Van, p.6.
GM Heritage factory kit — 1991 Chevrolet G Van, p.9.
GM Heritage factory kit — 1992 Chevrolet G Van, p.9.
GM Heritage factory kit — 1993 Chevrolet G Van, p.23.
GM Heritage factory kit — 1994 Chevrolet G Van, p.17.
GM Heritage factory kit — 1995 Chevrolet G Van, p.3.
GM Heritage factory kit — 1996 Chevrolet G Van, p.44.

This page aggregates every documented appearance of L05 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.