- 2018, 2022–2023 Factory-verified
Avenir: O, included only with CWM; 2018: GM order guide via GM Authority
FE5 Factory-verified
Also described as Suspension, Premium Ride, 4-wheel independent performanceSuspension system, ride, handling, performance
Also documented for CadillacChevroletGMCPontiacSaturn
Documented applications
- 2025–2027 Factory-verified
Preferred, Sport Touring: not offered; Avenir: S
- 2005–2006 Factory-verified
This page aggregates every documented appearance of FE5 in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.