Meet the 2025 GMC Sierra 3500HD Denali, a commanding heavy-duty truck built for serious work and premium comfort. With its potent 6.6L V8 Turbodiesel engine, 10-speed automatic transmission, and available 4WD capability, this Sierra delivers the power and capability you need. The striking White Frost Tricoat exterior combined with the Denali Reserve Package appointments creates an impressive presence on any road or job site.
- Duramax 6.6L V8 Turbodiesel with 10-Speed Automatic and 4WD
- Denali Reserve Package with Signature Chrome Grille
- Gooseneck/5th Wheel Prep Package with Trailer Tire Pressure Monitor Sensors
- Bose Premium 7-Speaker Sound System with SiriusXM 360L Trial Subscription
- Advanced Technology: Multicolor 15" Head-Up Display, HD Surround Vision, Bed View Camera with Trailer Camera Provisions
- Premium Interior: Heated and Ventilated Leather Front Seats, Power Sunroof, Wireless Charging and Phone Projection
- Safety & Convenience: Trailer Side Blind Zone Alert, Rear Cross Traffic Alert, Ultrasonic Front & Rear Park Assist, Remote Vehicle Starter
- 2-Speed Active Transfer Case with Hill Descent Control
- 120-Volt Bed and Instrument Panel Power Outlets with LED Cargo Area Lighting
- Spray-On Pickup Bedliner with GMC Logo and 20" Ultra-Bright Machined Alloy Wheels
This Sierra 3500HD combines work-ready engineering with upscale Denali refinement. The truck features an engine block heater, 220-amp alternator, and heavy-duty 80 amp-hour battery for reliability in demanding conditions. Inside, the premium leather seating, heated steering wheel, and power adjustments ensure driver comfort during long days, while the comprehensive camera and sensor suite provides visibility and safety confidence. The technology package delivers modern connectivity with wireless charging, smartphone integration, and an intuitive 13.4" information display.
Experience the capability and luxury this truck offers. Visit our showroom to see the 2025 Sierra 3500HD Denali and discover why it's the premium choice for serious truck buyers.



