- 2023–2024 Factory-verified
premium paint; not on Avenir; 2023: Essence, Premium; touch-up WA-170H; same paint name as the 2022 GSK (touch-up WA-252F); 2024: GM Authority
GNT Factory-verified
Also documented for CadillacChevroletGMC
Documented applications
- 2025–2027 Factory-verified
touch-up WA-170H; premium paint (additional charge); 2026: GM Authority gives the same code
This page aggregates every documented appearance of GNT in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.