Electrical system: propulsion systemRecall 24V-320 · Cadillac and Chevrolet vehicles
General Motors, LLC recall 24V-320 covers 10 Cadillac and Chevrolet vehicles for a electrical system: propulsion system problem, reported to NHTSA on May 9, 2024. The manufacturer's latest report (2025 Q3) shows 100% of affected vehicles repaired.
Source: NHTSA recall 24V320000 and manufacturer quarterly reports. Started by the manufacturer.
The 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.
The risk
A loss of drive power increases the risk of a crash.
The fix
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.
Recall repairs are free. Confirm whether this recall is open on your vehicle by entering its VIN at nhtsa.gov/recalls.
How fast cars are being fixed
100%repaired
Share of affected vehicles repaired in each quarterly report the manufacturer filed with NHTSA.