NHTSA probes GM eBoost brakes after 1,200 failure reports

General Motors is under federal scrutiny after hundreds of reports linked to its eBoost brake‑by‑wire system. The system, installed in a range of models from 2008 to 2023, is now blamed for at least 22 crashes that have already caused injuries and property damage. The U.S. National Highway Traffic Safety Administration (NHTSA) has opened a formal investigation into the defect and is reviewing all vehicles equipped with eBoost.

The eBoost system replaces a traditional hydraulic brake system with an electronic one that uses sensors and software to apply the brakes. It was marketed as a way to reduce weight, improve fuel efficiency, and enhance handling. However, the same technology can fail if software glitches, sensor errors, or battery problems occur. Over the past two years, drivers and insurance companies have reported 1,200+ incidents involving eBoost‑equipped cars. Most of the crashes involved sudden loss of braking power, often while the vehicle was traveling at high speed. The NHTSA has already issued a safety alert and is collecting data on the frequency of failures and the severity of the resulting accidents.

GM has responded by offering to replace the defective components on a voluntary basis, but the company has yet to issue a formal recall. The company’s spokesperson said the firm is working closely with regulators and will act “in the best interests of consumers.” In the meantime, several lawsuits have been filed by victims seeking compensation for injuries and vehicle repairs. The federal agency has warned that if the investigation finds a design flaw that could be remedied by a recall, GM could face significant penalties and mandatory corrective action.

The outcome of the investigation will shape the future of electronic braking systems in the U.S. If NHTSA concludes that the eBoost defect poses a substantial risk, a mandatory recall could involve up to 2.5 million vehicles, depending on how many are still in operation. Consumers who own cars equipped with eBoost should check their VIN against the NHTSA database and contact GM for a free inspection. The case highlights the growing importance of software safety in modern cars and may prompt tighter federal oversight of brake‑by‑wire technology.