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Powered by a Duramax 6.6L V8 turbodiesel engine paired with a 10-speed automatic transmission, this crew cab standard bed truck delivers the dependable performance you expect from a heavy-duty workhorse. With four-wheel drive and a comprehensive suite of technology and safety features, it's engineered to handle whatever you needâ?'from daily driving to heavy towing and trailering. **Key Features:** - Duramax 6.6L V8 Turbodiesel with 10-Speed Automatic - Gooseneck/5th Wheel Package with Trailer Tire Pressure Monitor - HD Surround Vision with 2 Trailer View Camera Provisions - Multicolor 15' Diagonal Head-Up Display - Rear Camera Mirror and Bed View Camera - Lane Departure Warning, Forward Collision Alert, and Automatic Emergency Braking - Heated and Ventilated Front Bucket Seats with 10-Way Power Adjustment - Power Sunroof and Wireless Charging - Premium GMC Infotainment System with Navigation and Apple CarPlay/Android Auto - 20' Polished Aluminum Wheels This truck is a non-smoker equipped with both key fobs and an engine block heater for added convenience. The Denali Ultimate Package, Driver Alert Packages, and Technology Package combine to deliver a refined, capable ownership experience. The 220-amp alternator and dual heavy-duty batteries ensure reliable operation under demanding conditions. Come see this Sierra 2500HD and experience the blend of luxury and capability it offers. 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