- 2016–2017 Factory-verified
2016: SLT: O, with RBM; Denali, with RGB; 2017: Denali, with RGB
QDT Factory-verified
Also documented for Chevrolet
Documented applications
This page aggregates every documented appearance of QDT in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.