- 1999–2001 Factory-verified
C3T Factory-verified
Also described as GVWR, 11,250 lbs (5103 kg)
Also documented for ChevroletOldsmobile
Documented applications
- 2027 Factory-verified
only in: 3500 HD pickup; Pro: O; SLE, SLT, AT4, Denali, Denali Ultimate: not offered
- 1999–2004 Factory-verified
This page aggregates every documented appearance of C3T in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.