Engine, 1.4L turbo, DOHC, 4-cylinder, direct injection (SIDI), variable valve timing, stop/start

Years 1982–86, 2018–19, 2021 Models 3 Factory citations 9

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Also described as 2.8 L (173 cu in) V6, 2-barrel carburetor (VIN X)Engine, 2.8 L (173 cu in) V6, 2-barrel carburetor

Also documented for Chevrolet Oldsmobile Pontiac

Documented applications

Century — A-body (1982–1996)

1982–1986 Factory-verified

Wikipedia's Century article gives it to U.S. cars for 1986 only and to Canadian cars from 1982; its 60° V6 article and the parts catalog list the Century from 1982; shared A-body engine code, cited from the Chevrolet Celebrity kits for 1983–1986; 1982 from the 60° V6 article and the parts catalog

GM Heritage factory kit — 1983 Chevrolet Celebrity, p.6.
GM Heritage factory kit — 1984 Chevrolet Celebrity, p.8.
GM Heritage factory kit — 1985 Chevrolet Celebrity, p.15.
GM Heritage factory kit — 1986 Chevrolet Celebrity, p.41.

Encore — Gamma II (2013–2022)

2018–2019 Factory-verified

2018: Sport Touring, Preferred II, Essence, Premium: O; 2019: Sport Touring, Essence: O; requires C4P or CJ2 air conditioning; the guides give 153 hp at 5600 rpm and 177 lb-ft at 2000–4000 rpm

GM factory document — 2018 buick encore order guide copy gm authority, p.23.
GM factory document — 2019 buick encore order guide copy gm authority, p.21.
2021 Single-source

no 2021 order guide was read; GM Authority's 2021 Buick Encore changes article (not a GM document) says the LE2 replaced the LUV for 2021, 155 hp and 177 lb-ft; trim marks not shown

Skylark — X-body (1983–1985)

1983–1985 Factory-verified

the optional V6; Wikipedia's Skylark article names LE2 in its infobox and gives it to 1985; gnttype.org's 1984 Buick VIN table prints it for the Skylark (VIN X), a second source (owner ruling, 2026-11-05: a T3 page that names the code for the nameplate, with Wikipedia dating every year); shared X-body code; cited from the Chevrolet Citation kit

GM Heritage factory kit — 1983 Chevrolet Citation, p.10.
GM Heritage factory kit — 1984 Chevrolet Citation, p.10.
GM Heritage factory kit — 1985 Chevrolet Citation, p.7.

This page aggregates every documented appearance of LE2 in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.