Engine, 2.0L L4, 2 barrel

Years 1983–84 Models 2 Factory citations 4

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Also documented for Chevrolet

Documented applications

Jimmy — first generation (1983–1994)

1983–1984 Factory-verified

not with YF5 California emissions; 1984 from the joint model price line, which names LQ2 as the engine ordering code; shared S/T platform code; cited from the joint S-10/15 Blazer/Jimmy pages of the S-10 Blazer kit

GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.6.
GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.5.

Sonoma — first generation (1982–1993)

1983–1984 Factory-verified

1984 from the kit's LQ2 engine page, whose applications line is illegible; Wikipedia's S-series engine table dates LQ2 1983–1984; shared S-series code; cited from the joint S-10/S-15 pages of the S-10 kits

GM Heritage factory kit — 1983 Chevrolet S 10, p.38.
GM Heritage factory kit — 1984 Chevrolet S 10, p.44.

This page aggregates every documented appearance of LQ2 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.