Grand Am — N-body (1985–1991)

optional Buick V6, 125 hp, with the automatic transmission only; Wikipedia's Grand Am article prints LN7 in its infobox and dates the engine from 1985 to its mid-year discontinuation; its Buick V6 engine article lists the Grand Am for 1985–1987 and gives the VIN letter (not independent); it was the SE's standard engine when the SE arrived

165 hp, SE; Wikipedia's Grand Am article names LT3 in its infobox and says the turbo engine arrived in 1987 and gave way to LD2 as the SE's standard engine in 1989; its Family II engine article lists the Grand Am SE for 1987–1989 (not independent); cars with it carry a turbo boost gauge

Oldsmobile-built, 160 hp; Wikipedia's Grand Am article gives it for 1988–1991 (optional from 1988, standard in the SE from 1989, and the only Quad 4 with the automatic in 1990 and 1991); its Quad 4 engine article lists the Grand Am (not independent)

180 hp, SE; manual 5 speed only, not with the automatic; the first 200 were red coupes with gray interior, late in the model year; Wikipedia's Grand Am article and its Quad 4 engine article (not independent)

SE ground effects without the wheel-well flares, the SE drive train, 14 inch aluminum wheels and the SE's larger front and rear sway bars, for the LE; Wikipedia's Grand Am article prints RPO W32 and says the option arrived late in the model year run; its Quad 4 engine article lists the Grand Am LE with W32 for 1990–1991 (not independent); GM's wider lists read W32 as a deluxe sport package, a different wording