- 2018, 2022–2023 Factory-verified
2018, 2022–2023: Premium, Avenir: S; from 2022 it carries the outside mirror memory that DNP held (GM Authority's 2022 changes page)
AAB Factory-verified
Also described as Memory settings, 2 driver presets for 8-way power seat and outside mirrorsMemory, driver convenience package
Also documented for CadillacChevroletGMCOldsmobile
Documented applications
- 2025–2027 Factory-verified
Preferred, Sport Touring: O; Avenir: S; 2025 also recalls the power tilt and telescopic steering column
- 2004–2007 Factory-verified
This page aggregates every documented appearance of AAB in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.