- 2018 Factory-verified
touch-up WA-433B; extra cost, Denali only; deleted for 2019 (GM's 2019 change list via GM Authority)
GJB Factory-verified
Also described as Mineral Metallic
Documented applications
- 2017–2018 Factory-verified
touch-up WA-433B; 2018 from GM Authority, 2018 Canyon exterior colors
- 2018 Single-source
touch-up WA-433B; extra cost, Denali only; GM Authority 2018 exterior colors page
- 2018 Factory-verified
2018: touch-up WA-433B; extra charge; Denali only; 2018 from GM's 2018 Yukon order guide
This page aggregates every documented appearance of GJB in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.