The union representing workers at a Lear Corp. plant that makes seats for General Motors said it reached a tentative agreement with the company, ending a strike that was in its fourth day.

The Biden administration announced new automobile emissions standards that officials called the most ambitious plan ever to cut planet-warming emissions from passenger vehicles.

Clearly frustrated with its languishing share price, General Motors announced a massive stock buyback plan, raised its dividend and told investors it can absorb increased labor costs from a six-week autoworkers strike.

The United Auto Workers union has reached a tentative contract agreement with Mack Trucks that covers about 4,000 workers in three states.

The United Auto Workers union expanded strikes against Detroit automakers, ordering 7,000 more workers to walk off the job in Illinois and Michigan to put more pressure on the companies to improve their offers.

If the United Auto Workers union can’t organize workers at new electric-vehicle battery factories that will supply Detroit’s three automakers, the union’s future would be in serious doubt.

Deere & Co. said its fiscal fourth-quarter profit jumped 69% on strong sales of its agricultural and construction equipment despite a month-long strike that began near the end of the period, as well as ongoing supply chain problems.

Union workers at Deere & Co. would get wage increases of 10% in the first year and 5% each in the third and fifth years under a tentative contract reached between the farm-equipment maker and the United Auto Workers union.

A vehicle struck and killed a United Auto Workers member as he was walking to a picket line to join striking workers outside a John Deere distribution plant in northwest Illinois, the union and police said.

In an effort to maintain its enviable, 34-year run of labor peace, Deere & Co. and the United Auto Workers recently announced a deal to boost worker pay — by 20% over five and six years, Deere said — to keep the iconic green-and-yellow machines rolling off its 11 assembly lines and through its three distribution centers.

Declaring the United States must “move fast” to win the world’s carmaking future, President Joe Biden announced a commitment from the auto industry to produce electric vehicles for as much as half of U.S. sales by the end of the decade.