- 1984–1988 Single-source
years from the OSG wheel page; 1987: Sport Coupe or SE (conceptcarz); the rparts list agrees
N78 Factory-verified
Also described as Wheels, aluminum, Hi-Tech Turbo, 14 x 6
Also documented for BuickChevrolet
Documented applications
- 1999–2001 Factory-verified
This page aggregates every documented appearance of N78 in the Pontiac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.