Tri-motor 4WD, performance torque vectoring 4WD (electronic 4WD), 3 motors (1 front, 2 rear)

Years 2022, 2025–26 Models 2 Factory citations 6

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Also documented for Chevrolet

Documented applications

Hummer EV Pickup (2022–2027)

2022, 2025–2026 Factory-verified

2022: NICB 2022 p.171 pairs XRL with ETN as the 3-motor electric system

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.
GM factory document — 2025 gmc hummer ev pickup fleet order guide, p.6.
GM factory document — 2026 gmc hummer ev pickup fleet order guide, p.7.

Hummer EV SUV — BT1 (2024–2027)

2025–2026 Factory-verified

SUV guide wording: Tri-Motor 4WD, performance torque vectoring 4WD (electronic 4WD), 3 motors (1 front and 2 rear). 2025: S in 1SG; not offered in 1SF; 2026: S in 1SG; not offered in 3VL, 1SF.

GM factory document — 2025 gmc hummer ev suv fleet order guide, p.6.
GM factory document — 2026 gmc hummer ev suv fleet order guide, p.7.

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