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