LPO, D-ring recovery hooks, Performance Red

Years 2019–20, 2022–26 Models 4 Factory citations 13

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Also described as LPO, tow hooks, red

Also documented for Chevrolet

Documented applications

Canyon — Third generation (VSS-T) (2023–2027)

2023–2024, 2026 Factory-verified

GM factory document — 2023 gmc 23canyon electrical body builder 2023march13, p.13.
GM factory document — 2024 gmc 24 canyon electrical body builder manual 2023oct04, p.13.
GM factory document — 2026 gmc canyon electrical body builder manual service manual 2026 en us, p.8.

Hummer EV Pickup (2022–2027)

2025–2026 Factory-verified

GM factory document — 2025 gmc hummer ev pickup fleet order guide rpo codes, p.1.
GM factory document — 2026 gmc hummer ev pickup fleet order guide rpo codes, p.1.

Hummer EV SUV — BT1 (2024–2027)

2025–2026 Factory-verified

SUV guide wording: LPO, D-ring recovery hooks, Performance Red, front. an on-road variant gets two front hooks; two front and two rear hooks come with the Extreme Off-Road Package (Z6X); included only in the Sport Package (PCP). 2025: O in 1SF, 1SG; 2026: O in 1SF, 1SG; not offered in 3VL.

GM factory document — 2025 gmc hummer ev suv fleet order guide, p.20.
GM factory document — 2026 gmc hummer ev suv fleet order guide, p.24.

Sierra — T1XX (2019–2026)

2019–2020, 2022–2025 Factory-verified

GM factory document — 2019 gmc 19 sierra 1500 body builder feb 20, p.14.
GM factory document — 2020 gmc 20 sierra 1500 electrical body buil 1, p.15.
GM factory document — 2022 gmc 22 sierra 1500 new electrical body builder sm en us 2022jul20, p.15.
GM factory document — 2023 gmc 23 sierra 1500 electrical body builder sm en us 2022oct12, p.15.
GM factory document — 2024 gmc 24 sierra 1500 sm electrical body builder esid 23dec12, p.17.
GM factory document — 2025 gmc my25 sierra 1500 electrical bbm, p.15.

This page aggregates every documented appearance of ULK in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.