Second generation Chevy Volt could get rotary engine

Chevrolet hasn’t even begun selling the 2011 Volt yet, but already GM is thinking about more efficient ways of making the next-generation model. Sources spoke to GM's new vice president of global vehicle engineering, Karl Stracke, who shared some insights into the new GM thought process. According to Stracke, the Volt's current propulsion system is too expensive and has to be cut down if the car