2025 GMC Sierra 2500 HD AT4

This 2025 GMC Sierra 2500HD AT4 in Volcanic Red Tintcoat represents serious capability paired with refined comfort for those who demand both from their truck.

- Duramax 6.6L V8 Turbodiesel engine with 470 hp and 975 lb-ft of torque
- AT4 Premium Plus Package with heated and cooled leather seats
- Power sunroof and Technology Package
- 220-amp alternator and engine block heater
- 4WD with 2-speed active transfer case and off-road suspension
- Hill descent control and exhaust brake for enhanced capability
- HD Surround Vision and bed view camera with trailer camera provisions
- Multicolor 15-inch head-up display
- Bose Premium 7-Speaker Sound System with SiriusXM
- Apple CarPlay and Android Auto integration
- Wireless charging and wireless phone projection
- Heated steering wheel and 10-way power driver seat with lumbar
- Rear cross traffic alert and trailer side blind zone alert
- Spray-on pickup bedliner with GMC logo
- Premium floor liners with removable carpet inserts

The Sierra 2500HD AT4 combines the muscular presence of its Volcanic Red Tintcoat exterior with purposeful engineering underneath. The Duramax diesel engine delivers substantial torque for towing and hauling, while the 10-speed automatic transmission handles power delivery smoothly across any driving condition. The 4WD system with active transfer case and hill descent control ensures you maintain control whether navigating job sites or exploring challenging terrain.

Inside, the AT4 Premium Plus Package elevates your daily experience. Heated and cooled leather seats adjust ten ways with lumbar support, and the heated steering wheel keeps you comfortable year-round. The power sunroof opens up the cabin, while the multicolor head-up display keeps essential information in your line of sight. The Bose sound system paired with SiriusXM and smartphone integration makes every drive enjoyable.

Technology features work seamlessly to enhance functionality. Apple CarPlay and Android Auto keep you connected, while wireless charging and phone projection reduce cable clutter. The bed view camera, trailer camera provisions, and in-vehicle trailering system app give you confidence when managing loads or navigating trailers. Ultrasonic front and rear park assist helps you position accurately, and the hitch guidance system with hitch view simplifies hitching tasks.

Safety systems throughout this truck demonstrate GMC's commitment to protecting you and your passengers. Forward collision alert, automatic emergency braking, rear cross traffic alert, and trailer side blind zone alert work together to enhance awareness. Lane departure warning, electronic stability control, and traction control provide additional layers of protection across varying road conditions.

The AT4's rugged capability shines through thoughtful details. The off-road high clearance step aids entry and exit, while the spray-on bedliner protects your cargo area. The 20-inch high-gloss black aluminum wheels complement the Volcanic Red Tintcoat finish, and the gloss black grille insert adds distinctive styling. Premium front floor liners with removable carpet inserts protect your investment.

We actively trade and finance trucks, making it straightforward to upgrade to this well-equipped 2025 Sierra 2500HD. Come see how this diesel-powered workhorse delivers the combination of capability, comfort, and technology you've been seeking.