- 2025–2027 Factory-verified
S on all trims
FWD Factory-verified
Also described as Front-wheel driveDrive, front-wheel
Also documented for CadillacChevroletGMC
Documented applications
- 2017–2019 Factory-verified
2019: 1SV: S; 1SD, 1SL: S on the front-wheel-drive models (4XR26, 4XS26)
- 2025–2026 Factory-verified
all trims: S
This page aggregates every documented appearance of FWD in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.