In a sign that its truly serious about electric cars, General Motors plans to build its new long-range Chevrolet Bolt at a plant north of Michigan, Reuters is reporting, based on two unnamed supplier sources. Report: GM's new electric car to be Michigan-made In a sign that its truly serious about electric cars, General Motors plans to build its new long-range Chevrolet Bolt at a plant north of Michigan, Reuters is reporting, based on two unnamed supplier sources.