2024 GMC Sierra 2500HD Denali Crew Cab 4WD Duramax Diesel The Certified 2024 GMC Sierra 2500HD Denali Crew Cab 4WD at Stillwell Ford in Hillsdale, MI combines serious heavy-duty diesel capability with premium Denali comfort, advanced trailering technology, and upscale refinement. Finished in Sterling Metallic with a Jet Black interior, this Sierra is powered by the 6.6L Duramax V8 Turbo-Diesel paired with an Allison 10-speed automatic transmission and features the Technology Package and Gooseneck/5th-Wheel Prep Package. The 6.6L Duramax V8 Turbo-Diesel and Allison transmission provide the powertrain foundation serious heavy-duty truck buyers seek for towing, hauling, recreational equipment, and demanding everyday use. An integrated trailer brake controller and Hitch Guidance with Hitch View provide useful factory towing technology, while the Gooseneck/5th-Wheel Prep Package expands this Sierra's versatility for larger trailers. The exterior combines heavy-duty functionality with unmistakable Denali presence. A GMC MultiPro Tailgate, chrome assist steps, and 20-inch ultra-bright machined aluminum wheels give the truck a useful combination of bed access, cab access, and premium styling. Inside, Denali earns its reputation with heated and ventilated front seats, heated second-row outboard seats, 12-way power driver seat, driver-seat and mirror memory, heated steering wheel, dual-zone automatic climate control, and a power sunroof. Bose premium sound adds another level of refinement for long days behind the wheel. Technology includes a 13.4-inch GMC Premium Infotainment touchscreen with Google Built-In and navigation capability, wireless Apple CarPlay and Android Auto, 12.3-inch reconfigurable Driver Information Center, Rear Camera Mirror, and 15-inch multicolor Head-Up Display. The Technology Package also adds Adaptive Cruise Control. Driver-assistance and visibility technology includes HD Surround Vision, Trailer Side Blind Zone Alert, Rear Cross Traffic Alert, Driver Safety Alert Seat, Front and Rear Park Assist, Automatic Emergency Braking, Forward Collision Alert, Front Pedestrian Braking, Lane Departure Warning, and Following Distance Indicator. For shoppers comparing a Certified 2024 GMC Sierra 2500HD Denali, a used Duramax diesel truck, or a premium Crew Cab 4WD heavy-duty pickup with fifth-wheel and gooseneck capability, this Sierra combines Duramax diesel performance, Allison transmission strength, advanced trailering technology, and Denali luxury. Because Everything We Do Is Driven By You