- 2000–2004 Factory-verified
the 2003–2004 lists read HVAC system, rear air conditioner
C69 Factory-verified
Also documented for BuickCadillacChevroletGMCHummerPontiacSaturn
Documented applications
This page aggregates every documented appearance of C69 in the Oldsmobile reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.