- 2017–2019 Factory-verified
2019 guide: SL, SLE-1, SLE-2: S; black caps with the All Terrain (2018–2019); GM Authority's 2020 changes page says DWK replaced it
DR5 Factory-verified
Also documented for BuickCadillacChevroletOldsmobilePontiacSaturn
Documented applications
This page aggregates every documented appearance of DR5 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.