Federal Investigation Escalates Over Brake System Failures in GM Electric Vehicles

The U.S. National Highway Traffic Safety Administration (NHTSA) has escalated its investigation into brake system failures in General Motors (GM) electric vehicles, including models like the Cadillac Lyriq and Blazer EV, citing risks of extended braking distance and potential crashes. The probe, now classified as an engineering analysis, follows reports of brake assist loss and over 20 crashes or fires involving GM's eBoost brake-by-wire system.

In one crash, the driver of a 2024 Blazer EV said they had to "deliberately steer the vehicle into a concrete curb" to slow it down and avoid a "catastrophic intersection collision."

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