New 2026 GMC Sierra 3500HD

The 2026 GMC Sierra 3500HD Denali Ultimate in Downpour Metallic is a heavy-duty truck with a serious luxury side. Its 6.6L Duramax turbo-diesel, Crew Cab configuration, and 6.8-foot box give it the hardware for demanding jobs, and the Denali Ultimate interior is an impressive place to spend your time. This particular truck also has the Gooseneck/5th Wheel Prep Package, Snow Plow Prep/Camper Package, and body-colour wheel arch mouldings that give the exterior a cleaner, more finished appearance. It is an exceptional combination of heavy-duty equipment and premium comfort.

Performance and Mechanical

The Duramax diesel and 10-speed automatic transmission are built for serious heavy-duty driving. With an integrated trailer brake controller, in-vehicle trailering technology, and fifth-wheel preparation, this Sierra has equipment that will appeal to anyone planning to tow a substantial trailer.

• 6.6L Duramax turbo-diesel V8- 10-speed automatic transmission
• Four-wheel drive
• 2-speed Autotrac transfer case
• Automatic locking rear differential
• Digital Variable Steering
• Integrated trailer brake control
• Trailer Sway Control
• Hill Start Assist
• Gooseneck/5th Wheel Prep
• Snow Plow Prep/Camper Package
• High idle switch
• 3.42 rear axle ratio

Connectivity and Technology

The Denali Ultimate has technology that feels right at home in a premium vehicle. The 13.4-inch touchscreen handles navigation and entertainment, and the 15-inch Head-Up Display puts important driving information in your line of sight. For towing, the available camera views and trailering app can take some of the guesswork out of maneuvering and lining up with a trailer.

• 13.4-inch colour touchscreen
• GMC Premium Infotainment
• Google built-in compatibility
• Navigation capability
• Wireless Apple CarPlay
• Wireless Android Auto
• Bose 12-speaker premium audio
• 15-inch Head-Up Display
• 12.3-inch digital driver display
• HD Surround Vision
• Bed View Camera
• Rear Camera Mirror
• In-Vehicle Trailering App
• Wireless phone charging

Interior

Alpine Umber gives the Denali Ultimate cabin a warm, distinctive appearance, and the seating is designed for spending plenty of time behind the wheel. The 16-way power front seats have heating and ventilation, while heated second-row seats keep rear passengers comfortable through Northern BC winters. Driver memory settings are another welcome touch when more than one person drives the truck.

• Alpine Umber interior
• 16-way power driver seat
• Power front passenger seat
• Heated and ventilated front seats
• Heated second-row outboard seats
• Heated leather-wrapped steering
• Driver seat and mirror memory
• Dual-zone automatic climate
• Power sliding rear window
• Universal Home Remote
• 120V cabin and bed outlets

Exterior

Downpour Metallic gives this Sierra a rich, sophisticated appearance, especially alongside the Denali Ultimate exterior details. Power-retractable assist steps provide easier access to the tall cabin, and the MultiPro tailgate is designed to give you more flexibility when accessing and loading the box. The optional body-colour wheel arch mouldings keep the overall appearance particularly clean.

• Downpour Metallic exterior
• Crew Cab with 6.8-foot box
• 20-inch machined aluminum wheels
• Body-colour wheel arch mouldings
• Power-retractable assist steps
• GMC MultiPro tailgate
• MultiPro tailgate step lights
• Spray-on bed liner
• Animated LED projector lamps
• LED fog lamps
• LED cargo bed lighting
• Power-folding trailering mirrors
• Heated auto-dimming upper glass
• Rain-sensing windshield wipers
• Sport pedal cover kit

Safety and Security

A truck this size benefits from good visibility, especially when backing into parking spaces or maneuvering around other vehicles. The Sierra has cameras and parking sensors to help you keep track of your surroundings, along with driver-assistance features that watch for potential hazards on the road.

• Automatic Emergency Braking
• Forward Collision Alert
• Front Pedestrian Braking
• Trailer Side Blind Zone Alert
• Rear Cross Traffic Alert
• Front and Rear Park Assist
• Driver Safety Alert Seat
• Lane Departure Warning
• Following Distance Indicator
• IntelliBeam automatic high beams

There are plenty of reasons to choose a Sierra 3500HD, but the Denali Ultimate is particularly appealing for someone who wants a truck they can enjoy driving every day. The cabin is luxurious, the diesel powertrain is built for substantial demands, and the details throughout give this GMC a character all its own. Whether your plans involve hauling a trailer across Northern BC or simply enjoying a commanding driving position around Prince George, BC, this Sierra deserves a closer look. Come experience it at Wood Wheaton.

NORTHERN PACKAGE

We have added undercoat and mudflaps to help protect this vehicle from road salt, gravel, and other road hazards.

Total Added Value | $1099 | (included in asking price)