It's taken a good, long while for the Cadillac Converj concept to break cover as a production machine, but at the 2013 North American International Auto Show in Detroit, the car has finally shrugged off its camouflage. You can think of this as the Chevy Volt's more better-mannered big-brother if you like, as this machine relies on the same Extended Range Electric Vehicle platform as its predecessor. That is, it has the same basic hybrid structure as the Volt that allows it to run as a pure EV for up to 35 miles before switching over to a more traditional parallel hybrid mode, burning gasoline for a
