Engine, Vortec 6.0L Variable Valve Timing V8 SFI E85-compatible FlexFuel capable of running on unleaded or up to 85% ethanol (360 hp [268.4 kW] @ 5400 rpm, 380 lb-ft of torque [513.0 N-m] @ 4200 ...

Used This truck has almost every bell and whistle I can think of. It has completely exceeded my expectations. It is a smooth ride. It has all of the comforts I could need and more.

The Sierra range of pickups continues to be one of GM's biggest sellers. This means the automaker works hard to improve and innovate in truck design. As a result, the consumer wins -- whether hauling ...

Prices shown for the used 2014 GMC Sierra 3500HD Crew Cab SLE 4WD with NaN miles are what people paid to buy this vehicle or what people received when trading in this vehicle at a dealer. Edit options ...

General Motors must be pretty pleased with sales of its two newest pickups, the GMC Sierra and Chevrolet Silverado, as it's announced price hikes for both models, as part of a planned price tweak.

The GMC Sierra is a hearty pickup truck that is the mechanical twin to the Chevrolet Silverado, though it was around long before the Silverado made its anticipated 1999 debut. That said ...