WASHINGTON—General Motors said Friday it wants the U.S. Treasury to reconsider classification of GM’s electric Cadillac Lyriq to allow it to qualify for federal tax credits. The Treasury and Internal Revenue Service did not classify the Lyriq as an SUV, meaning its retail price cannot be above $55,000 to qualify for up to $7,500 in…

DETROIT—General Motors Co. is expanding beyond car making, with plans to offer energy storage and management services to residential and commercial customers through its new GM Energy unit in a move that puts it in even greater competition with Tesla Inc. GM Energy will bundle the existing Ultium Charge 360 public charging service with two…

A team of researchers from the University of New South Wales (UNSW) has developed a new record-breaking high-speed motor that could improve the range of electric vehicles (EV). The new motor is the fastest Interior Permanent Magnet Synchronous Motor (IPMSM) that has ever been built with commercialised lamination materials, achieving speeds of 100,000 revolutions per minute, doubling…

MEXICO CITY—A senior executive of carmaker General Motors (GM) raised concern about the future of renewable energy usage in Mexico, saying that without a solid legal basis for it, automotive investment in Latin America’s No. 2 economy would suffer. Francisco Garza, chief executive of GM Mexico, spoke as debate rages over a Mexican government proposal…