- 2025–2027 Factory-verified
2025: O on all trims; 2026: Denali Ultimate: S; Elevation, AT4, Denali: O; 2027: Denali, Denali Ultimate: S; Elevation, AT4: O; 2026 and 2027 wording adds 3 years of OnStar One with the Super Cruise upgrade; the 2025 list reads hands-free driver assistance
UKL Factory-verified
Also described as Super Cruise, advanced driver assistance technology, for use on compatible roadsSuper Cruise, driver assistance for use on compatible roads
Also documented for BuickCadillacChevrolet
Documented applications
- 2025–2026 Factory-verified
- 2025–2026 Factory-verified
SUV guide wording: Super Cruise, advanced driver assistance technology for use on compatible roads, includes 3 years of OnStar One with Super Cruise upgrade. requires OnStar (UE1) and 3 Years OnStar One (R9M).
- 2025–2027 Factory-verified
the 2025 guide describes hands-free driving with automatic lane changing and trailering capability and a 3-year subscription; 2026 and 2027: includes 3 years of OnStar One with Super Cruise upgrade, included with AS3; 2025: S in 5SC, 5SD; 2026: S in 4SC, 4SD, 5SB, 5SC, 5SD; A in 3SC; not offered in 3SB; 2027: S in 4SC, 4SD, 5SC, 5SD; A in 3SC; not offered in 3SB
- 2027 Factory-verified
Pro, Elevation 3VL: not offered; Elevation 3SB: O; AT4, AT4X, Denali, Denali Ultimate: included in the trim group; advanced driver assistance technology for compatible roads; includes 3 years of OnStar One with Super Cruise upgrade
- 2023–2026 Factory-verified
the upfitter lists read "Lane active safety, keep assist, hands free lane following (entire speed range)"
- 2023, 2025–2027 Factory-verified
2027: AT4 Ultimate, Denali, Denali Ultimate: S; Elevation, AT4: O
- 2023, 2025–2027 Factory-verified
2027: AT4 Ultimate, Denali, Denali Ultimate: S; Elevation, AT4: O
This page aggregates every documented appearance of UKL in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.