GMC Sierra 1500
 

http://images.thecarconnection.com/t...00246899_t.gif The GMC Sierra is the companion piece to the Chevrolet Silverado full-size pickup truck. Both are derived from the same truck/SUV architecture that's brought us the Yukon, Suburban, the heavy-duty pickup trucks from GM, as well as the Cadillac Escalade and the former HUMMER H2. The Sierra's so close to the Silverado, in fact, they share nearly all...

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