Prices shown for the used 2015 GMC Sierra 3500HD Regular Cab Work Truck 4WD with NaN miles are what people paid to buy this vehicle or what people received when trading in this vehicle at a dealer.

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It has more power under the hood than most big rigs and an interior that’s as refined and quiet as many luxury sedans. Like a heavyweight kickboxer dressed out in a tux, the black 2015 GMC Sierra ...