- 2023, 2025–2027 Factory-verified
only in: 2500 HD, 3500 HD
S41 Factory-verified
Also described as LPO, Rear wheelhouse liners
Also documented for GMC
Documented applications
- 2015, 2017 Factory-verified
- 2020, 2022–2026 Factory-verified
This page aggregates every documented appearance of S41 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.