3.3 L (204 cu in) "3300" V6, multi-port fuel injection (VIN N)

Years 1989–93 Models 2

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Also described as 3.3 L V6, fuel injection

Also documented for Oldsmobile

Documented applications

Century — A-body (1982–1996)

1989–1993 Confirmed

Skylark — N-body (1986–1991)

1989–1991 Single-source

160 hp, replaced the 3.0 L V6; Wikipedia's Skylark article gives it 1989–1991; its Buick V6 engine article lists the Skylark for 1989 on (not independent); no other source read prints the code for the Skylark

This page aggregates every documented appearance of LG7 in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.