Brownstown Battery Assembly Expands Battery Building Capabilities

General Motors is bringing all of its electric vehicle battery building capabilities in-house with production of battery systems for the 2015 Chevrolet Spark EV at Brownstown Battery Assembly in Brownstown, Michigan. The plant already manufactures complete packs for the Chevrolet Volt, Opel Ampera and Cadillac ELR. (Photo by John F. Martin for General Motors)