The most recent battle over electric car technology isn't being fought in the showrooms, but on the set of the "Late Show with David Letterman."
GM Vice Chairman Bob Lutz was invited on the "Late Show," giving him the opportunity to respond to Letterman's negative comments about the Chevrolet Volt, which is an extended range hybrid.
Not really understanding the concept of a plug-in hybrid, Letterman had previously called the 40-mile all-electric capacity "insane" on a previous episode during which Tesla CEO Elon Musk was a guest promoting the electric Model S sedan prototype.
Lutz offered his rebuttal on Wednesday, Chevy Volt in tow, and tried to explain why GM doesn't sell an all-electric vehicle and is instead is coming to market first with a plug-in. … Read more