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2026 GMC® Sierra 2500HD
Denali Ultimate
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Description
- Duramax 6.6L V8 Turbodiesel Engine with 10-Speed Automatic and 4WD
- Gooseneck/5th Wheel Prep Package with hitch platform and bed-mounted 7-pin trailer harness
- 20" Ultra-Bright Machined Aluminum Wheels
- Bose Premium Series 12-Speaker System with SiriusXM 360L
- Premium GMC Infotainment System with Apple CarPlay and Android Auto
- Multicolor 15" Diagonal Head-Up Display
- HD Surround Vision with Bed View Camera and Trailer Camera Provisions
- 16-Way Power Driver and Passenger Seats with Lumbar Support
- Full Grain Leather Seat Trim with heated and ventilated front seats
- Power Sunroof
- Wireless Phone Projection and Wireless Charging
- Ultrasonic Front and Rear Park Assist with Trailer Side Blind Zone Alert
- X31 Off-Road Package with Hill Descent Control and 2-Speed Active Transfer Case
- Automatic Emergency Braking with Forward Collision Alert
- OnStar Services Capable with Emergency Communication System
The 2026 GMC Sierra 2500HD Denali Ultimate delivers commanding presence and capable performance. The Glacier White Tricoat exterior reflects quality craftsmanship, while the Signature Denali Ultimate Grille in Vader Chrome establishes a distinctive, refined appearance. This truck provides the foundation for serious work and confident ownership.
The Denali Ultimate trim prioritizes your comfort and connectivity. The full grain leather interior, heated and ventilated front seats, and 16-way power adjustable driver and passenger seats with lumbar support create a premium driving environment. Interior wood trim elements enhance the cabin's sophistication, while the power sunroof and ambient lighting elevate everyday drives.
For hauling and towing operations, this Sierra 2500HD includes the Gooseneck/5th Wheel Prep Package with hitch platform, stamped bed holes with removable caps, and bed-mounted 7-pin trailer harness. The in-vehicle trailering system app, hitch guidance with hitch view, and trailer tire pressure monitor sensors provide practical support when managing heavy loads. Trailer side blind zone alert and rear cross traffic alert enhance safety during maneuvering.
Advanced technology features integrate seamlessly into your driving experience. The premium infotainment system supports Apple CarPlay and Android Auto, while the multicolor 15-inch head-up display keeps essential information visible. HD surround vision with bed view camera and trailer camera provisions offers comprehensive visibility. The Bose premium audio system with SiriusXM 360L trial subscription delivers quality sound quality for every journey.
The X31 Off-Road Package equips this truck for varied terrain with hill descent control and a 2-speed active transfer case. Heated door mirrors, LED cargo area lighting, and a spray-on pickup bedliner with GMC logo provide functional refinement. Automatic emergency braking, forward collision alert, and lane departure warning contribute to confident operation.
Select Shield includes a 3-month or 3,000-mile limited warranty on select vehicles, valid in all 50 states. New vehicles receive coverage beginning after the manufacturer's basic warranty ends. Excludes as-is, tax, tow, salvage, or lemon law vehicles. Vehicle information, options, and features may vary. Verify all details with the dealer. See dealer for complete details.
Dealership Information
Sunday
Closed
Monday
9:00am - 7:00pm
Tuesday
9:00am - 7:00pm
Wednesday
9:00am - 7:00pm
Thursday
9:00am - 7:00pm
Friday
9:00am - 7:00pm
Saturday
9:00am - 7:00pm
Disclaimer
To inquire about this vehicle or the contents of this disclaimer, we encourage you to call Red Rock GMC at (970) 840-0357. To contact Red Rock Auto Group instead, call us at (970) 645-3305.
*New, Used, Certified Pre-Owned vehicle pricing excludes Taxes, Title, Licensing, and or other State or Federal fees. Our vehicle information is updated through an automated system every 24 to 48 hours.
RECALL NOTICE: Some vehicles offered for sale may be subject to unrepaired manufacturer safety recalls. To determine the recall status of a vehicle, visit https://www.nhtsa.gov/recalls or click here.
Price
Prices shown excludes state taxes, registration fees, finance charges, emissions testing fees. Some customers may not qualify for all rebates and or incentives offered by the manufacturer or State and Federal government programs. Rebates are subject to residency restrictions. Vehicle information is updated through an automated system every 24 to 48 hours.
Vehicle Information
Vehicle photos provided by the manufacturer may not represent the actual vehicle offered for sale, accessories equipment and color may vary. Vehicle information is updated through an automated system every 24 to 48 hours.
Vehicle Availability
Vehicle information is updated through an automated system every 24 to 48 hours. Additionally, vehicles shown may be in the inventory of a partner dealership and or a dealership with shared ownership. If this is the case, the inventory can be made available to you at dealer's location within a reasonable time.
EPA Disclaimer
Fuel economy ratings and driving range figures are based on EPA estimates for new vehicles, and actual mileage and range may vary depending on factors such as driving conditions, vehicle maintenance, fuel quality, driving habits, and modifications. For used vehicles, the EPA estimates were generated when the vehicle was new, and actual fuel economy may differ more significantly due to factors like age, maintenance history, and vehicle condition. Therefore, EPA estimates should be used as a general guide for comparison purposes only and not as a guarantee of actual fuel economy or driving range, especially when considering used vehicles. For more information please visit http://www.fueleconomy.gov/feg/label/learn-more-PHEV-label.shtml.
2026 GMC® Sierra 2500HD
Denali Ultimate