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The National Highway Traffic Safety Administration, which has the authority to force recalls, has opened two formal defect investigations that could ultimately lead Tesla Inc. to have to retrofit cars and restrict use of Autopilot in situations it still can’t safely handle.

Two leading proponents in Congress for the establishment of a national regulatory framework for autonomous vehicles recently expressed optimism about the eventual passage of their legislation.

The nationwide adoption of autonomous vehicle technology would potentially improve safety and connectivity for the commuter and commercial transportation sectors, a key proponent of the technology in the U.S. Senate said at a hearing on March 23.

Stellantis NV and LG Energy Solution will build their new battery plant in Ontario, according to a person familiar with the matter, with an official announcement likely March 23.

Tesla Inc. defended the safety benefits of its Autopilot and Full Self-Driving driver-assist systems in a response to lawmakers who have criticized the company’s marketing of the technology.

Tesla Inc. Chief Executive Officer Elon Musk asked a judge to end the U.S. Securities and Exchange Commission’s oversight of his Twitter posts under a 2018 agreement because he claims it is being used to “trample” his free speech rights.

ORLANDO, Fla. — Several developers of automated driving technologies for heavy-duty trucks provided an update on their on-road testing and commercialization plans at the Technology & Maintenance Council 2022 Annual Meeting & Transportation Technology Exhibition.

DETROIT — Elon Musk is inviting the United Auto Workers union to hold an organizing vote at Tesla’s factory in Fremont, Calif.

American Trucking Associations’ Technology & Maintenance Council plans to focus its annual meeting on electrifying performance in maintenance management.