General Motors Manufacturing Manager Gerald Johnson announces GM will invest $325 million in tools and equipment to support production of future electric vehicle components, creating or retaining 418 jobs at the Warren Transmission Plant Friday, October 21, 2011 in Warren, Michigan. The plant has 679 total employees, most of whom produce transmissions for the Chevrolet Traverse, Buick Enclave and GMC Acadia crossovers and the Chevrolet Malibu sedan. (Photo by John F. Martin for General Motors)