- 2025–2027 Factory-verified
SJS Factory-verified
Also described as LPO, front bed utility wallLPO, Front Bed Utility Wall Package
Also documented for Chevrolet
Documented applications
- 2027 Factory-verified
Pro, Elevation 3SB, AT4, AT4X, Denali, Denali Ultimate: O (ADI available); Elevation 3VL: not offered; dealer-installed
- 2025–2026 Factory-verified
the 2025 upfitter list reads "Accessory, utility wall, front"
This page aggregates every documented appearance of SJS in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.