- 2022–2023 Factory-verified
2022–2023: Premium, Avenir: S; replaces DNP, with the memory recall moved to AAB (GM Authority's 2022 changes page)
DYX Factory-verified
Also described as Mirrors, outside, heated, power-adjustable, power-folding, driver-side auto-dimming, body-color, with integrated turn signal indicators
Also documented for CadillacChevroletGMC
Documented applications
- 2025–2027 Factory-verified
S on all trims
This page aggregates every documented appearance of DYX in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.