Nearly a year after signing record labor contracts with the United Auto Workers (UAW), two of the Big Three automakers find themselves dealing with the possibility of more strikes. The latest move by the UAW comes after the labor union said on Wednesday that members at Ford’s (F) tool and die unit at its Dearborn Rouge complex will go on strike on Sept.

The United Auto Workers union is eying multiple U.S. strikes against French-Italian carmaker Stellantis about a year after a national walkout cost the Detroit Three automakers billions of dollars and idled 50,

The union, which won a major contract victory last year, has criticized the company for cutting jobs and delaying plans at an Illinois factory.