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The 2026 GMC Sierra 2500HD Denali Crew Cab 4WD delivers heavy-duty capability combined with premium luxury and advanced technology. Finished in Onyx Black with a refined Atmosphere/Brownstone interior, this truck is powered by the legendary 6.6L Duramax V8 Turbo-Diesel paired with a 10-speed automatic transmission, providing exceptional torque, serious towing capability, and a 5-year / 160,000 km powertrain component warranty.
Equipped with the Denali Reserve Package, it features a power sunroof, rear camera mirror, and a 15-inch multicolor head-up display that projects key driving information directly into the driver’s line of sight. The cabin is further enhanced with power-retractable assist steps with LED perimeter lighting, premium floor liners with removable carpet inserts, and three years of SiriusXM for entertainment on every drive.
Built for demanding jobs, this Sierra includes the Gooseneck/5th Wheel Prep Package for serious trailering capability, a high idle switch for extended idling when operating equipment, and a tri-fold hard tonneau cover to keep cargo protected. With its combination of luxury Denali design, powerful Duramax diesel performance, and heavy-duty capability, the 2026 Sierra 2500HD Denali is built to handle tough work while delivering a premium driving experience.
Trailer Cam Provisions and Trailer Viewing Software
Rear Wheelhouse Liners
Wheels: 20" Ultra Bright Machined (50.8 cm). Includes bright chrome inserts and black painted pockets.
Push Button Start
Floor-Mounted Centre Console Includes cup holders, cell phone storage, power cord management and hanging file folder capability.
Forge Perforated Leather-Appointed Front Seat Trim
HD Surround Vision Provides the driver with an overhead view of the scene around the vehicle on a centre stack display. Includes front camera washer.
X31 Off-Road Package Includes twin-tube Rancho shocks.Hill Descent Control Off-Road Suspension Includes twin-tube shocks. Skid Plates Protect the oil pan, front axle and transfer case.
Bed View Camera with Two Trailer Camera Provisions Includes camera in the CHMSL to show a view of the cargo bed, display located in infotainment screen.
120-Volt Bed Mounted Power Outlet 400 watts shared with (KI4) instrument panel mounted power outlet.
Deep-Tinted Glass
Spray-on Pickup Bedliner with GMC Logo Does not include spray-on liner on tailgate due to black composite inner panel.
Radio: AM/FM Stereo with Premium GMC Infotainment System Includes 13.4" diagonal multicolour touch-screen, Google built in apps such as navigation and voice assistance, multi-touch display, Bluetooth streaming audio for music and most phones; featuring wireless Android Auto and Apple CarPlay capability for compatible phones.
Manual Tilt-Wheel/Telescoping Steering Column
2 Charge-Only Rear USB Ports
Front Rain-Sensing Wipers
Ultrasonic Front and Rear Park Assist
Transmission: 10-Speed Automatic
Universal Home Remote
Power Front Passenger Windows with Express Up/Down
Ventilated Driver and Front Passenger Seats
Sierra HD Pro Safety Automatic Emergency Braking Buckle to Drive Prevents vehicle from being shifted out of park until driver seat belt is fastened; times out after 20 seconds and encourages seat belt use. Following Distance Indicator Forward Collision Alert Front Pedestrian Braking IntelliBeam Automatic High Beam on/Off Lane Departure Warning
2 USB Ports Located on 1st row console.
ProGrade Trailering System Hitch Guidance with Hitch View Includes image adjustment and pan/zoom/tilt. in-Vehicle Trailering System App Includes checklist, trailer maintenance reminders, trailer security alerts, trailer mileage, tow/haul reminder, trailer electrical diagnostics and trailer tire pressure monitor system module. Includes trailer tire pressure monitoring alert when (PTT) trailer tire pressure monitoring sensors are installed.
Rear Cross Traffic Alert
Remote Vehicle Starter System
Keyless Open and Start Includes remote keyless entry.
SiriusXM with 360L Trial Subscription SiriusXM with 360L transforms your customers' ride with our most extensive and personalized radio experience on the road. Important: The SiriusXM trial subscription is not provided on vehicles that are ordered for Fleet Daily Rental (FDR) use. Certain features and/or content may not be available unless an active data connection is enabled in the vehicle. Content varies by SiriusXM subscription plan. Features and display may vary by vehicle. All SiriusXM services require a subscription, sold separately by SiriusXM after the trial period. Your SiriusXM service will automatically stop at the end of your trial unless you decide to subscribe. If you decide to continue service after your trial, the subscription plan you choose will continue for an indeterminate term and you will be charged according to your chosen payment method at the then-current rates unless and until you cancel. Taxes apply. Please see the SiriusXM customer agreement at siriusxm.ca/terms for comp
* Every reasonable effort is made to ensure the accuracy of the information listed above. Vehicle pricing, incentives, options (including standard equipment), and technical specifications listed is for the 2026GMCSierra 2500HD Denali 4x4 Crew Cab 6.75 ft. box may not match the exact vehicle displayed. Please confirm with a sales representative the accuracy of this information.
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Stackable vs Non-Stackable: Stackable incentives are discounts that can be combined with cash, finance and/or lease rates should you qualify for them. Please contact a sales representative for more information.