Last fall, Tiffanie Simmons, a second-generation autoworker, endured a six-week strike at the Ford Motor factory just west of Detroit where she builds Bronco S.U.V.s. That yielded a pay raise of 25 percent over the next four years, easing the pain of reductions that she and other union workers swallowed more than a decade ago.
But as Ms. Simmons, 38, contemplates prospects for the American auto industry in the state that invented it, she worries about a new force: the shift toward electric vehicles. She is dismayed that the transition has been championed by President Biden, whose pro-labor credentials are at the heart of his bid for re-election, and who recently gained the endorsement of her union, the United Automobile Workers.
The Biden administration has embraced electric vehicles as a means of generating high-paying jobs while cutting emissions. It has dispensed tax credits to…