- 2007–2009 Factory-verified
FY1 Factory-verified
Also described as Ratio, transaxle final drive, 3.63
Also documented for ChevroletSaturn
Documented applications
- 1999–2002 Factory-verified
This page aggregates every documented appearance of FY1 in the Pontiac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.