GMC Sierra 3500HD Features

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  All-new chassis and fully-boxed frame that deliver outstanding capability and ride.

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  Segment-leading, 397 hp and 765 lb.-ft. of torque with a new Duramax® diesel engine and Allison Transmission®.

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  New control features like Hill Start Assist and Trailer Sway Control for confidence with heavy loads.

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  Tools for your mobile office including Bluetooth®, USB connectivity and available WiFi connection.

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  Using the engine and transmission to your advantage, Automatic Grade Braking gives you more control, less brake wear.

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  The Denali model's premium appearance gives you the luxury of the boardroom with the power to match.