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U.S. auto safety regulators say they have taken the first step toward requiring devices in vehicles that prevent drunken or impaired driving.

Members of the Advisory Committee on Underride Protection began revealing their divergent views on side underride guards for heavy trucks, sending several questions back to regulators.

DETROIT — Toyota said Nov. 2 it is recalling nearly 1.9 million RAV4 small SUVs in the U.S. to fix a problem with batteries that can move during forceful turns and potentially cause a fire.

DETROIT — Federal prosecutors have expanded investigations into Tesla beyond the electric vehicle maker’s partially automated driving systems, the company disclosed Oct. 23.

NHTSA is investigating General Motors’ Cruise autonomous vehicle division after receiving reports of incidents where vehicles may not have used proper caution around pedestrians.

Tesla is facing increased scrutiny from federal regulators over a possible work-around of monitoring meant to keep drivers’ hands on the wheel while using Tesla's Autopilot system.

WASHINGTON — The Department of Transportation is proposing new rules designed to encourage seat belt use by car and truck passengers, including those sitting in the back seat.

The National Highway Traffic Safety Administration is looking into a dozen complaints about loss of steering control or loss of power steering in Tesla 2023 Models 3 and Y electric vehicles.

DETROIT — The U.S. government wants to raise the fuel economy of new vehicles 18% by the 2032 model year so that all new vehicles would average about 43.5 miles per gallon in real-world driving.

U.S. automobile safety regulators at the NHTSA are zeroing in on changes that Tesla has made to its Autopilot partially automated driving system.