- 2018–2019 Factory-verified
all trims: S; the 2014 guide lists the front belts without a code
AIB Factory-verified
Also described as Seat belt, 3-point, front passenger, load limiter, height adjustable
Also documented for ChevroletPontiac
Documented applications
- 2025–2027 Factory-verified
Preferred, Sport Touring, Avenir: S
This page aggregates every documented appearance of AIB in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.