Of all the cars built at Volkswagen's Chattanooga Assembly Plant in Tennessee, it's not hard to argue that the Volkswagen ID.4 is the one most important to the automaker's future. It's VW's first modern all-electric model—a symbol of what's to come as it eventually moves away from gasoline, aimed squarely at the ultra-important U.S. market. And now, it will soon be a union-made EV as well.
