GM Faces Task of Rebuilding Volt Image After NHTSA Probe End

GM Faces Task of Rebuilding Volt Image After NHTSA Probe End

Tony Avelar/Bloomberg

General Motors Co.'s Chevrolet Volt plug-in vehicles are the first electric vehicles sold for the mass market after President Barack Obama set a goal of having 1 million electric vehicles on U.S. roads by 2015.