A loss of drive power increases the risk of a crash.

Electrical System — Propulsion System
Electrical System — Wiring

Summary

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.

Actions

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.

Documents (6)

• Defect Notice 573 Report
• Recall Acknowledgement
• Miscellaneous Document - Frequently Asked Questions (FAQs) for Safety Recall N242447080 Drive Unit Loss of Propulsion
• Manufacturer Notices(to Dealers,etc) - Dealer Message re N242447080 - Safety Recall Drive Unit Loss of Propulsion
• Remedy Instructions and TSB - Bulletin re N242447080 Drive Unit Loss of Propulsion
• ISSUED Owner Notification Letter(Part 577)

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