- 1998–2004 Factory-verified
the 1998–1999 lists require Z10 or 9C6
G50 Factory-verified
Also documented for BuickChevroletGMCPontiac
Documented applications
This page aggregates every documented appearance of G50 in the Oldsmobile reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.