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Ars Technica · September 23, 2026 · On the brief until October 7, 2026

After multiple deaths and injuries, NHTSA is investigating comma.ai

LawPublic PolicyMechanical Engineering
THE AI ANGLE
Controlling steering and adaptive cruise in aftermarket driver assistance systems

Federal safety regulators opened an investigation into comma.ai after five crashes killed three people and injured eleven others. The probe tests whether aftermarket driving systems can adequately detect stopped or slow vehicles ahead. The inquiry brings new scrutiny to open-source automated driving tools fitted to factory car hardware.

Summary written by AI Business Lens with an AI model from the article at arstechnica.com. It is not the article, and the publisher has not reviewed it. For publishers.

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Regulators face difficult liability and safety questions when drivers run modified open-source software forks on third-party vehicle hardware.

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