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Cadillac electric motors in the rear drive units may have insufficiently insulated wires that can contact each other, resulting in a loss of drive power.

NHTSA campaign 24V-320 · Reported May 9, 2024 · 10 vehicles affected

AFFECTED MODELS
Cadillac Lyriq, Blazer, Silverado, Hummer EV Pickup and Sierra
VEHICLES AFFECTED
10
REMEDY
Dealers will replace the rear drive unit, free of charge.
COST
Free

The short version

General Motors, LLC reported a problem with the electrical system propulsion system. Here is what owners need to know.

WHAT

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.

WHY IT MATTERS

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

WHAT TO DO

Take it to a dealer — they will replace the rear drive unit, free of charge.

Affected vehicles

These model years are included in NHTSA campaign 24V-320.

YEAR RANGEMODEL
2024Cadillac Lyriq
2024Chevrolet Blazer
2024Chevrolet Silverado
2024GMC Hummer EV Pickup
2024GMC Sierra

What changed

Newest first. The record shows both when the recall began and what has changed since.

  1. Recall reported to NHTSA. LATEST

Drive one of these? Check your VIN to see if your specific vehicle is affected.

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What this record means

Data from the NHTSA recall database. A clean VIN check means no open federal recalls for that vehicle — not that it never had one.

Not affiliated

MyAutoRecalls is not affiliated with General Motors, LLC or the National Highway Traffic Safety Administration.