A Dodge Ram 1500 truck chassis on display. (Stan Honda, AFP/Getty Images)
A Subaru Forester with a cutaway body on display. (Stan Honda, AFP/Getty Images)
Cadillac showed off the all-new ELR plug-in hybrid Tuesday morning at the Detroit Auto Show. The car is loosely based on the Chevy Volt. (David Undercoffler / Los Angeles Times)
Ford introduces the Atlas Concept truck. (Scott Olson / Getty Images)
The Tesla Model X is on display. (Bill Pugliano/Getty Images)
The Nissan Resonance concept crossover is introduced. (Stan Honda / AFP/Getty Images)
The 2014 Acura MDX Prototype is revealed. (Bill Pugliano/Getty Images)
Angel Palizio dusts a Kia Soul with the DC Comics package during the media preview. (Scott Olson / Getty Images)
Visitors look over a Mercedes SCG AMG Black Series during the media preview. (Scott Olson / Getty Images)
Several generations of Chevrolet Corvettes are displayed during the media preview. (Scott Olson / Getty Images)
The Hyundai HCD-14 concept car is introduced at the 2013 North American International Auto Show. (Stan Honda / AFP/Getty Images)
The Honda Urban SUV Concept is shown at media previews for the North American International Auto Show. (Paul Sancya / Associated Press)
The Toyota Corolla Furia concept car is introduced. (Geoff Robins / AFP/Getty Images)
Toyota introduces the Corolla Furia Concept car at the North American International Auto Show. (Scott Olson / Getty Images)
The Mini John Cooper Works Paceman is introduced at the 2013 North American International Auto Show. (Geoff Robins / AFP/Getty Images)
Dieter Zetsche, center, chairman of Mercedes-Benz Cars, and actors Diane Kruger, left, and Joshua Jackson introduce the E-400 Hybrid. (Stan Honda / AFP/Getty Images)
Audi introduces the RS7. (Scott Olson / Getty Images)
The new BMW Grand Coupe. (Larry W. Smith / EPA)
Dieter Zetsche of Mercedes-Benz Cars gives a thumbs-up at the debut of the 2014 E 63 AMG S 4matic. (Paul Sancya / Associated Press)
Bentley Chairman and Chief Executive Wolfgang Schreiber unveils the GT Speed Convertible. (Carlos Osorio / Associated Press)
The 2014 Audi SQ 5 SUV is shown onstage during the media preview. (Tannen Maury / EPA)
Mark Reuss, General Motors’ North American president, shows off the seventh-generation Chevrolet Corvette to the media at the Russell Industrial Center in Detroit. (Bill Pugliano/Getty Images)
