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Cadillac Lyriq Recall 24V320: Wiring in rear motor can short, causing loss of drive power

NHTSA campaign 24V320, reported May 9, 2024, 10 vehicles potentially affected.

What this recall means for you

Certain 2024 electric vehicles may have rear drive unit motors with wiring that is not insulated well enough. The wires can touch one another, which can cause the vehicle to lose drive power while driving. A sudden loss of drive power raises the risk of a crash.

If your vehicle is included in this recall, dealers will replace the rear drive unit at no cost to you. Owner notification letters were mailed May 16, 2024. You can also contact customer service: Chevrolet at 1-800-222-1020, Cadillac at 1-800-458-8006, Hummer at 1-800-732-5493, or GMC at 1-800-462-8782, and reference GM recall number N242447080.

We recommend checking your vehicle identification number (VIN) for open recalls and scheduling the free repair at an authorized dealer as soon as possible.

Check whether this recall is open on your vehicle

The repair is normally free at an authorized dealer.

Official recall notice

Safety recall 24V320General Motors, LLC
Component
ELECTRICAL SYSTEM:PROPULSION SYSTEM; ELECTRICAL SYSTEM:WIRING
Problem
General Motors, LLC (GM) is recalling certain 2024 Cadillac Lyriq, Chevrolet Blazer EV, Chevrolet Silverado EV, GMC Hummer EV SUV, and GMC Sierra EV vehicles. The electric motors in the rear drive units may have insufficiently insulated wires that can contact each other, resulting in a loss of drive power.
Risk
A loss of drive power increases the risk of a crash.
Remedy
Dealers will replace the rear drive unit, free of charge. Owner notification letters were mailed May 16, 2024. Owners may contact Chevrolet customer service at 1-800-222-1020; Cadillac customer service at 1-800-458-8006; Hummer customer service at 1-800-732-5493; or GMC customer service at 1-800-462-8782. GM's number for this recall is N242447080.
Notes
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.

Affected vehicles

Cadillac Lyriq2024
Chevrolet Blazer EV2024
Chevrolet Silverado EV2024
GMC Hummer EV Pickup2024
GMC Sierra EV2024