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Volvo Autonomous Solutions announced its first major steps toward the autonomous Volvo VNL model in North America, drawing on its partnership with Aurora Innovation Inc., a self-driving vehicle technology company.

DETROIT — U.S. safety investigators want to know why Tesla didn’t file recall documents when it updated Autopilot software to better identify parked emergency vehicles, escalating a simmering clash between the automaker and regulators.

Lucid Group Inc. said its debut battery-electric vehicle will be the first production car in the U.S. to include a purpose-built laser sensor, or lidar, enabling a broad range of advanced driver-assistance features.

Elon Musk is pulling away from the rest of the world when it comes to personal wealth.

Daimler Trucks North America announced a milestone for its medium- and heavy-duty battery-electric truck development program as participating fleets using 40 trucks reached a cumulative total of 1 million miles of real-world usage along the West Coast and Canada.

KAMINO KAWA, Japan — Nissan’s “intelligent factory” hardly has any human workers. The robots do the work, including welding and mounting. They do the paint jobs and inspect their own paint jobs.

Tesla will relocate its headquarters from Palo Alto, Calif., to Austin, Texas, though the electric-car maker will keep expanding its manufacturing capacity in the Golden State, CEO Elon Musk said Oct. 7.

On Oct. 1, Rivian shared new details of the Amazon deal in a filing with the U.S. Securities and Exchange Commission, revealing how closely its fate is tied to one of its biggest benefactors.

WARREN, Mich. — General Motors plans to cash in as the world switches from combustion engines to battery power, promising to double its annual revenue by 2030 with an array of new electric vehicles, profitable gas-powered cars and trucks, and services such as an electronic driving system that can handle most tasks on the road.