- 2025–2027 Factory-verified
touch-up paint WA-180H; extra cost on Preferred and Sport Touring
GZB Factory-verified
Also described as Moonstone Gray Metallic
Also documented for Chevrolet
Documented applications
- 2024–2026 Factory-verified
extra cost on Preferred and Sport Touring; 2024 from GM Authority's list of 2024 Envista paint colors
This page aggregates every documented appearance of GZB in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.