- 2015–2017 Factory-verified
touch-up WA-637R
GBV Factory-verified
Also described as Cyber Gray Metallic
Also documented for BuickChevrolet
Documented applications
- 2015–2017 Factory-verified
touch-up 637R
This page aggregates every documented appearance of GBV in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.