Rules for a $7,500 tax break for electric vehicle purchases and leases recently changed, but more far-reaching changes are expected when President-elect Donald J. Trump takes office.
The United Automobile Workers union asked a federal labor regulator to conduct an election at a factory Ford jointly owns with a South Korean battery company.
The two big automakers said 2024 sales were up by 4 percent thanks to big increases in the final quarter.
The Japanese companies are considering joining forces to survive in a rapidly changing auto industry, but auto history is filled with troubled and failed marriages.
General Motors and other foreign automakers are selling fewer cars and losing lots of money in China, where domestic electric and hybrid cars have taken off.
Ford is struggling to make money on battery-powered models while General Motors, which started more slowly, says it is getting close to that goal.
General Motors and the South Korean automaker say they will collaborate on new vehicles, buying parts and clean energy technologies.
The automaker said it would invest less in battery-powered cars and scrap a planned electric three-row sport utility vehicle.
The company led by Elon Musk is selling fewer electric cars, and its big bets on driverless taxis and artificial intelligence could take many years to pay off.
General Motors said the self-driving division’s cars will operate in Dallas, Houston and Phoenix after an accident last year. Human drivers will supervise the cars.