The 2026 GMC Sierra 2500HD AT4 is a commanding presence on the road, blending rugged capability with refined sophistication. Equipped with the powerful Duramax 6.6L V8 Turbodiesel engine, this truck delivers an impressive 470 horsepower and 975 lb-ft of torque, ensuring effortless towing and hauling performance. - ENGINE BLOCK HEATER - ALTERNATOR, 220 AMP - 6.6L V8 Diesel Turbocharged (Duramax) (B20-Diesel Compatible) (Includes (K05) Engine Block Heater) (470 hp 350.5 kW @ 2800 rpm, 975 lb-ft of torque 1322 Nm @ 1600 rpm) - Preferred Equipment Group 4SB - X31 Off-Road Package The Sierra 2500HD AT4 is outfitted with an impressive array of premium features that elevate the driving experience: - Bose Premium 7-Speaker Sound System - SiriusXM with 360L Trial Subscription - Steering Wheel Audio Controls - Electric Rear-Window Defogger - 120-Volt Bed Mounted Power Outlet - 120-Volt Instrument Panel Power Outlet - Push Button Start - Remote Vehicle Starter System - Lane Departure Warning System - Manual Tilt-Wheel/Telescoping Steering Column - 2-Speed Active Transfer Case - Gloss Black Header Grille and Grille Insert Bars - LED Cargo Area Lighting - Rear Wheelhouse Liners - Spray-on Pickup Bedliner with GMC Logo - And much more This Sierra 2500HD AT4 is a certified pre-owned vehicle, giving you the peace of mind of a thorough inspection and comprehensive warranty coverage. Experience the uncompromising capability and refined comfort of this exceptional truck. See this vehicle today at Motor City West Call GM Internet sales direct at (661) 836-9915