- 2000–2002 Factory-verified
B57 Factory-verified
Also documented for BuickCadillacChevroletGMCHummerOldsmobile
Documented applications
- 1999 Factory-verified
Bonneville Club agrees.
- 2000–2005 Factory-verified
This page aggregates every documented appearance of B57 in the Pontiac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.