New Heavy-Duty GMC Pickup Truck at Greg Gardner Motors
The 2026 GMC Sierra HD is a powerful and highly capable heavy-duty pickup truck that is available in two models; the 2500 HD and the 3500 HD. With several trim levels available and a multitude of cab and bed configurations to choose from, you’ll have no problem getting all the features you want and need in your new pickup truck. From towing and hauling power to incredible off-road capabilities, the GMC Sierra HD pickup trucks have it all.
Read on to learn more about what the new 2026 GMC Sierra HD has to offer at Greg Gardner GM in Squamish, BC.
You can also explore our other pickup truck models and all of the models in our inventory by clicking here: Chevrolet Silverado HD, Chevrolet Silverado 1500, GMC Sierra 1500, GMC Canyon, Chevrolet Colorado
New GMC Sierra HD Inventory
New and popular vehicles at competitive prices.
Disclaimer: Finance and Lease offers on approved credit. Regional offers, lease and finance conditions apply. See your local GMC dealer for more information. Use of any calculation and/or tools on https://www.greggardnergm.com does not constitute an offer of direct financing or any particular lease, finance, purchase option or transaction. Calculation and tools are intended for illustrative purposes only. Rates and requirements may vary depending on credit worthiness. Every effort is made to ensure the accuracy of the content on the pages on https://www.greggardnergm.com. In the event of a discrepancy, error or omission, vehicle prices, offers and features as established by General Motors Canada and participating GMC dealers in Canada, will prevail.
Exterior
Multiple Cab & Bed Configurations
Depending on the model and trim level that you choose, you can configure your 2026 GMC Sierra HD pickup truck in one of five available cab and bed configurations. Whether you need a no-nonsense work truck with an 8-ft bed or a luxurious family hauler with pickup truck utility, there’s a GMC Sierra HD model for you. These cab and bed configurations include:
- Regular Cab, Long Bed: Box Length – 2,496 mm (98.27 in)
- Double Cab, Standard Bed: Box Length – 2,089 mm (82.25 in)
- Double Cab, Long Bed: Box Length – 2,496 mm (98.27 in)
- Crew Cab, Standard Bed: Box Length – 2,088 mm (82.20 in)
- Crew Cab, Long Bed: Box Length – 2,496 mm (98.27 in)
Six-Function MultiPro Tailgate
The 2026 GMC Sierra HD offers an innovative MultiPro tailgate with six convenient functions that will help you load and unload your cargo with ease. With different options to choose from, you can use your tailgate in multiple different ways including as a surface to put things on.
Interior
All-Weather Comfort
Enjoy a comfortable ride no matter the weather outside behind the wheel of your 2026 GMC Sierra HD. All models come equipped with heated front seats as standard, while upper trims offer available ventilated front and heated rear seats to make sure that everyone enjoys a relaxing ride.
Luxurious Seating Amenities
Experience luxury like no other heavy-duty pickup truck can offer with the 2026 GMC Sierra HD’s available 16-way power front seats with a massaging feature. These sumptuous seats are finished in premium leather upholstery and the comprehensive massaging feature helps relieve stress while you’re on your way home from the jobsite or an adventure-filled weekend away.
Technology
13.4-Inch GMC Infotainment System
Available on select GMC Sierra HD trims, the enormous 13.4-inch touchscreen houses the GMC Infotainment System. Stay connected while out on the road and enjoy access to a myriad of high-tech features such as wireless Apple CarPlay & Android Auto functionality, Wi-Fi hotspot capabilities, SiriusXM radio and more.
Up to 14 Camera Views
Pulling a trailer, backing out of a parking spot and seeing around a large three-quarter ton pickup like the 2026 GMC Sierra HD has never been easier, courtesy of its impressive array of in-board cameras. Enjoy up to 14 available camera views and angles, displayed on the truck’s expansive centre touchscreen.
- Enhanced Transparent Trailer View
- Hitch View
- Surround View
- Front Side View
- Inside Trailer View
- Rear Camera View
- Front Camera View
- Rear Camera Mirror
- Rear Top-Down View
- Front Top-Down View
- Picture-in-Picture View
- Rear Side View (with Trailer Biasing)
- Cargo Bed View (with Zoom View and Hitch Guidelines)
- Rear Trailer View (with Guidelines and Trailer Angle Indicator)
Performance & Capability
Heavy-Duty Towing Power
With their two incredibly powerful V8 engine options, and long list of advanced towing features, the 2026 GMC Sierra HD pickup trucks can easily deliver the towing power you need to pull serious loads. Whether it’s for work or play, the GMC Sierra HD has your towing needs covered.
Trailering-Assistance Technologies
With the most trailer-assist technologies in its class, you’ll get the enhanced confidence you need to tow thanks to all the 2026 GMC Sierra HD’s available towing features. View some of the trailering technologies below:
- Tow/Haul Mode
- Trailer Light Test
- Trailering Mirrors
- 14 Camera Views
- Trailer Sway Control
- Diesel Exhaust Brake
- Trailer Theft Detection
- Trailer Length Indicator
- Trailer Brake Controller
- Pre Departure Checklists
- Maintenance Reminders
- Tow/Haul Mode Reminder
- Auto Electric Parking Brake
- ProGrade Trailering System
- Trailer Side Blind Zone Alert
- Adaptive Cruise Control w/ Trailering
- Gross Combined Weight (GCW) Alert
- Create and Customize Trailer Profiles
- Adaptive Cruise Control with Trailering
- Trailer Angle Indicator with Jack-Knife Alert
- Available myGMC Mobile App with Trailering
- Trailer Tire Pressure and Temperature Monitoring
- Smart Trailer Integration with the available myGMC Mobile App
| Engine Options: | 6.6L Gasoline V8 | 6.6L Duramax Turbo-Diesel V8 |
| Horsepower | 401 | 470 |
| Torque (lb-ft) | 464 | 975 |
| Transmission | Allison 10-Speed Automatic | Allison 10-Speed Automatic |
| Towing Capacity (kgs/lbs) | 10,010 / 22,070 | 16,329 / 36,000 |
Safety
Sierra HD Pro Safety
All 2026 GMC Sierra HD models come fully loaded with GMC Pro Safety, which is a suite of active safety and driver-assistance technologies that help you drive and trailer with confidence. These features include:
- IntelliBeam
- Buckle to Drive
- Forward Collision Alert
- Lane Departure Warning
- Front Pedestrian Braking
- Following Distance Indicator
- Automatic Emergency Braking
Adaptive Cruise Control
Enjoy a semi-autonomous driving experience, courtesy of the available Adaptive Cruise Control system. Using a combination of front-mounted cameras and radars, the truck can automatically adjust its speed, braking and follow distance, based on your specific parameters. Available on select 2026 GMC Sierra HD trim levels.
2026 GMC Sierra HD Trim Levels
Pro
Starting at $69,230*
Details:
- 6.6L V8 gas engine with 10-speed automatic transmission
- Trailering Package, Trailering Mirrors and Trailer Brake Controller
- 7-inch diagonal GMC Infotainment System
- Wireless Apple CarPlay and wireless Android Auto compatibility
SLE
Starting at $77,730*
Details:
- 13.4-inch diagonal Premium GMC Infotainment System
- 12.3-inch diagonal digital Driver Information Centre
- Traction Select System with Tow/Haul mode
- 17-inch machined aluminum wheels
SLT
Starting at $92,130*
Details:
- 10-way power driver and front outboard passenger heated seats with lumbar
- Heated steering wheel
- ProGrade Trailering System with In-Vehicle Trailering App
- 18-inch machined aluminum wheels with dark grey metallic accents
AT4
Starting at $100,830*
Details:
- Exclusive Jet Black interior with Kalahari accents, and heated and ventilated perforated front leather seating surfaces
- Off-Road Suspension Package with twin-tube Rancho shocks and skid plates
- High Definition Surround Vision
- Adaptive Cruise Control
Denali
Starting at $104,830*
Details:
- 20-inch Ultra-Bright machined wheels with bright chrome inserts and black painted pockets
- Denali-exclusive authentic wood, patterned aluminum trim and forge perforated leather seating surfaces
- 12-way heated and ventilated power front seats
- Available power sunroof
AT4X
Starting at $117,030*
Details:
- Factory-installed 1.50-inch suspension lift, Multimatic DSSV dampers, rear electronic-locking differential, larger steel transfer case skid plate and front aluminum skid plate
- 35-inch MT tires
- 16-way heated and ventilated power front seats with massage feature
- Obsidian Rush interior featuring full-grain leather seating with technical-grain leather accents and authentic Vanta ash wood
Denali Ultimate
Starting at $129,930*
Details:
- Duramax 6.6L Turbo-Diesel V8 engine with 10-speed automatic transmission
- Signature Vader Chrome grille and exclusive 20-inch Ultra-Bright machined aluminum wheels with gloss-black inserts and black painted pockets
- Exclusive Alpine Umber interior featuring full-grain leather seating, authentic Paldao wood and 16-way power front seats with massage feature
- 12-Speaker Bose Premium Series with Centerpoint surround sound
Shop the 2026 GMC Sierra HD at Greg Gardner GM in Squamish, BC
If you’re interested in driving the powerful new 2026 GMC Sierra HD pickup truck, please contact our product specialists at Greg Gardner GM, today. You can also book a test drive in the GMC Sierra HD at a time of your choosing by filling out the form below. Take this pickup truck out for a spin to really get a feel for its incredible power, performance and luxury. We look forward to helping you find your next pickup truck.