- 2025–2027 Factory-verified
2025: S in RS; A in LT 2 (included with 6K5); not offered in LT 1; 2026–2027: S in RS; A in LT 1 (included with and only available with VSF/VSJ); A in LT 2 (included with and only available with 6K5 or VSF/VSJ)
QLT Factory-verified
Also documented for Cadillac
Documented applications
This page aggregates every documented appearance of QLT in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.