GM's Detroit plant survives, but its EV plan is still a costly gamble GM's Detroit plant survives, but its EV plan is still a costly gamble November 24, 2019 dzadmin Comments 0 Comment The $3 billion plan to save the Detroit-Hamtramck Assembly plant with electric pickups, vans and SUVs, as well as the battery modules to power them, is far from a sure bet.