- 1999–2004 Factory-verified
PB4 Factory-verified
Also described as Wheel lock controlLock, wheel
Also documented for BuickCadillacChevroletGMCPontiac
Documented applications
- 1999 Factory-verified
- 1999 Factory-verified
- 1998–2004 Factory-verified
This page aggregates every documented appearance of PB4 in the Oldsmobile reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.