Meet the 2025 GMC Sierra 3500HD Denali a premium heavy-duty truck engineered for professionals and serious truck enthusiasts who demand capability without compromise.
This Sierra 3500HD delivers impressive performance and refinement through a Duramax 6.6L V8 Turbodiesel engine producing 470 horsepower and 975 lb-ft of torque, paired with a 10-speed automatic transmission and 4WD. Key features include:
- Denali Reserve Package with Technology Package and power sunroof
- Duramax 6.6L V8 Turbodiesel with 220-amp alternator and engine block heater
- Gooseneck/5th Wheel Prep Package for serious towing flexibility
- 20 Ultra-Bright Machined alloy wheels
- Spray-on pickup bedliner with GMC logo
- Signature Chrome Denali grille with LED smoked amber roof marker lamps
- Premium Bose 7-speaker sound system with SiriusXM 360L subscription
- 13.4 GMC Premium Information Display and 15 multicolor head-up display
- Heated and ventilated front seats with 12-way power adjusters and lumbar support
- Heated steering wheel and rear seats
- Forge perforated leather seat trim
- Power sunroof
- Advanced safety technology including automatic emergency braking, lane departure warning, rear cross traffic alert, and trailer side blind zone alert
- HD Surround Vision and bed view camera with trailer camera provisions
- Wireless phone projection and charging
- All-weather floor liners for first and second rows
- Hitch guidance with hitch view
The exterior Sterling Metallic paint showcases this truck's commanding presence, while the interior combines luxury materials with functional design. Advanced technology features make every drive more connected and informed, from the wireless charging pad to the multicolor head-up display. The Denali Reserve badge represents GMC's commitment to refined capability offering the towing and hauling prowess you expect with the comfort and features you deserve.
This 2025 Sierra 3500HD is ready to tackle demanding jobs while providing the refinement you've earned. Visit our showroom to experience this exceptional truck firsthand and discover how its combination of power, technology, and premium comfort can elevate your work and lifestyle.