- 2027 Factory-verified
Pro, Elevation 3VL, AT4, AT4X, Denali, Denali Ultimate: not offered; Elevation 3SB: O
C7T Factory-verified
Also documented for Chevrolet
Documented applications
This page aggregates every documented appearance of C7T in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.