- 2018–2019 Factory-verified
2019 guide: SLE-1, SLE-2, SLT-1, SLT-2, Denali: O; all-weather floor liners (RIA, RIB)
PDF Factory-verified
Also described as LPO, Floor Liner PackageSuspension, off-road, 3 inch factory-installed lift and widened track, DSSV Multimatic suspension dampers, front AT4X aluminum skid plateLPO, GMC Black PackageLPO, Elevation Appearance Package
Also documented for BuickCadillacChevrolet
Documented applications
- 2025–2027 Factory-verified
O on all trims; includes CAV, RIA and RIB
- 2024 Factory-verified
the 2024 guide lists it for the AT4X column only
- 2027 Factory-verified
Pro, Elevation 3SB: O (ADI available); Elevation 3VL, AT4, AT4X, Denali, Denali Ultimate: not offered; includes RVQ RIA RIS SFZ RIK
- 2025–2026 Factory-verified
This page aggregates every documented appearance of PDF in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.