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As cars and trucks get smarter and more connected, the humble lights that have controlled the flow of traffic for more than a century could also be on the cusp of a major transformation.

NHTSA has opened an investigation into Zoox, the autonomous vehicle subsidiary of Amazon.com Inc., after two incidents in which its SUVs suddenly braked and were rear-ended.

DETROIT — Federal highway safety officials want Tesla to tell them how and why it developed the fix in a recall of more than 2 million vehicles equipped with the company’s Autopilot system.

The Biden administration gave carmakers a partial reprieve in finalizing EV tax credit rules intended to loosen China’s grip on battery materials crucial to the car industry’s future.

California legislators have reintroduced a pair of bills regulating autonomous trucks to potentially override a veto in September by Democratic Gov. Gavin Newsom.

WASHINGTON — Ensuring electric commercial vehicles have reliable access to charging infrastructure remains a persistent challenge, a trucking executive recently told policymakers.

Performance Food Group has seven electric trucks, supported by an array of charging stations, an upcoming installation of solar panels and a fleet of all-electric refrigerated trailers.

The U.S. Treasury Department will unveil the final version of new rules limiting a popular tax credit for electric car buyers as soon as May 3.

DETROIT — In the not-too-distant future, automatic emergency braking will have to come standard on all new passenger vehicles in the United States.