- 2015–2017, 2019 Factory-verified
2015: Canyon, SLE, SLT: O; SL: not offered; 2016: SLT: S; Canyon, SLE: O; SL: not offered
S1K Factory-verified
Also documented for Chevrolet
Documented applications
This page aggregates every documented appearance of S1K in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.