- 1998–2001 Factory-verified
YC3 Factory-verified
Also described as Convenience package, decor level 3
Also documented for BuickChevroletGMCHummer
Documented applications
- 2003–2004 Factory-verified
This page aggregates every documented appearance of YC3 in the Oldsmobile reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.