- 2004–2009 Factory-verified
C5C Factory-verified
Also described as GVW rating, 5,000 lbs
Also documented for ChevroletOldsmobile
Documented applications
- 1998–2001 Factory-verified
- 1998–2004 Factory-verified
This page aggregates every documented appearance of C5C in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.