- 2022 Single-source
touch-up WA-328E; extra cost (GM Authority); 2022: GM Authority 2022 Elevation Edition color article
GLU Factory-verified
Also described as Paint, Midnight Blue Metallic
Also documented for BuickCadillacChevrolet
Documented applications
- 2022–2023 Factory-verified
- 2022–2023 Factory-verified
This page aggregates every documented appearance of GLU in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.