- 2018, 2021 Factory-verified
2018: Premium, Avenir: S; 2021: Premium, Avenir, from GM Authority's 2022 changes page, which replaces it with DYX
DNP Factory-verified
Also described as Mirror, outside, left and right, remote control, electric, heated, power folding, turn signal indicator, light sensitive/driver, color
Also documented for CadillacChevroletGMCSaturn
Documented applications
- 2008–2009 Factory-verified
This page aggregates every documented appearance of DNP in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.