Chevy Volt Concept Car

At the 2007 North American International Auto Show in Detroit, General Motors unveiled the Chevrolet Volt concept, the company's first plug-in hybrid vehicle, The Chevy Volt concept car is the first vehicle to use GM's new E-flex family of propulsion systems. According to GM test, the new Chevy Volt offers triple-digit fuel economy and can travel up to 640 miles without a stop at the gas station