The 2025 GMC Sierra 3500HD Denali represents professional-grade capability wrapped in premium refinement. This powerful crew cab long bed combines the legendary Duramax 6.6L V8 Turbodiesel engine with a 10-speed automatic transmission and 4WD for commanding performance across any terrain. With meticulously maintained low mileage, this white beauty showcases GMC's commitment to durability and luxury in the heavy-duty segment.
The Denali Reserve package delivers sophisticated comfort and advanced technology. Premium leather seating, heated and ventilated front seats with 12-way power adjustment, and a heated steering wheel create an inviting interior. The gooseneck/fifth wheel prep package prepares this truck for serious work, while convenient premium floor liners protect against the elements. Cargo management is enhanced by the 120-volt bed-mounted power outlet and spray-on bedliner.
Key Features:
- Duramax 6.6L V8 Turbodiesel with 10-speed automatic and 4WD
- Denali Reserve package with premium leather and advanced appointments
- Gooseneck/fifth wheel prep and snow plow prep packages
- 12-way power heated and ventilated leather seats with lumbar support
- Premium Bose 7-speaker audio with SiriusXM and steering wheel controls
- HD surround vision, trailer side blind zone alert, and rear cross traffic alert
- Power-retractable assist steps and signature chrome Denali grille
- Multicolor 15-inch head-up display and GMC premium infotainment system
- Wireless charging and phone projection for seamless connectivity
- Engine block heater and high idle switch for cold-weather readiness
This Sierra 3500HD combines the work-ready engineering you need with the upscale appointments you deserve. With its proven diesel powerplant, comprehensive safety suite, and luxurious Denali touches, this truck sets the standard for heavy-duty performance. Visit us today to experience the perfect fusion of capability and refinement.