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![2026 GMC Sierra 3500HD AT4 4WD Crew Cab 159″ AT4 Turbocharged Diesel V8 6.6L/ [0]](https://gm-ca.evnassets.shiftdigitalinventory.com/imagesvga/1GT4UVEY7TF393434_1.jpg)
![2026 GMC Sierra 3500HD AT4 4WD Crew Cab 159″ AT4 Turbocharged Diesel V8 6.6L/ [1]](https://gm-ca.evnassets.shiftdigitalinventory.com/imagesvga/1GT4UVEY7TF393434_2.jpg)
![2026 GMC Sierra 3500HD AT4 4WD Crew Cab 159″ AT4 Turbocharged Diesel V8 6.6L/ [2]](https://gm-ca.evnassets.shiftdigitalinventory.com/imagesvga/1GT4UVEY7TF393434_3.jpg)
![2026 GMC Sierra 3500HD AT4 4WD Crew Cab 159″ AT4 Turbocharged Diesel V8 6.6L/ [3]](https://gm-ca.evnassets.shiftdigitalinventory.com/imagesvga/1GT4UVEY7TF393434_4.jpg)
![2026 GMC Sierra 3500HD AT4 4WD Crew Cab 159″ AT4 Turbocharged Diesel V8 6.6L/ [4]](https://gm-ca.evnassets.shiftdigitalinventory.com/imagesvga/1GT4UVEY7TF393434_5.jpg)
![2026 GMC Sierra 3500HD AT4 4WD Crew Cab 159″ AT4 Turbocharged Diesel V8 6.6L/ [5]](https://gm-ca.evnassets.shiftdigitalinventory.com/imagesvga/1GT4UVEY7TF393434_6.jpg)
" * ENGINE DURAMAX 6.6L TURBO-DIESEL V8 * * TRANSMISSION 10-SPEED AUTOMATIC * * SUNROOF POWER * Discover the ultimate in power and luxury with the 2026 GMC Sierra 3500HD AT4, available at Murray GM Fort St. John. This Crew Cab Pickup is designed for those who demand strength and sophistication in their vehicle. With its *engine Duramax 6.6L turbo-diesel V8*, you'll experience an impressive 470 horsepower and 975 lb-ft of torque, ensuring you're ready for any challenge on the road. The *10-speed automatic transmission* offers smooth and responsive handling, making every drive a pleasure. Take your adventures to new heights with the *sunroof power* feature, allowing you to enjoy the open sky at the touch of a button. The Sierra 3500HD AT4 is packed with premium features such as the Technology Package with a multicolour 15"" diagonal head-up display, ensuring you stay connected and informed. The AT4 Preferred Package enhances convenience with a universal home remote and rear sliding power window. The Titanium Rush Metallic finish adds a touch of elegance, while the all-weather floor liners keep the interior pristine. Whether you're towing with the Gooseneck/5th Wheel Prep Package or enjoying the comfort of heated and cooled front seats, this truck is built for both work and leisure. Experience cutting-edge safety with features like blind spot monitoring, adaptive cruise control, and lane departure warning, providing peace of mind on every journey. "
All advertised vehicles are subject to actual dealer availability. Finance offers may not be combined with all other offers. Certain vehicles listed may not be available, or may have different prices. Prices exclude state tax, license, document preparation fee, smog fee, and finance charges, if applicable. Vehicle option and pricing are subject to change. Prices include all dealer rebates and dealer incentives. Pricing and availability varies by dealership. Please check with your dealer for more information. Prices do not include dealer charges, such as advertising, that can vary by manufacturer or region, or costs for selling, preparing, displaying or financing the vehicle. Images displayed may not be representative of the actual trim level of a vehicle. Colors shown are the most accurate representations available. However, due to the limitations of web and monitor color display, we cannot guarantee that the colors depicted will exactly match the color of the car. Information provided is believed accurate but all specifications, pricing, and availability must be confirmed in writing (directly) with the dealer to be binding. Neither the Dealer nor Fox Dealer Interactive is responsible for any inaccuracies contained herein and by using this application you the customer acknowledge the foregoing and accept such terms.
Net Price DOES NOT include dealer or vendor installed upgrades, accessories, or added after market items. Those products are OPTIONAL and can be purchased for an additional cost. Call For Details!*
Final prices are price shown plus government fees and taxes, any finance charges, any dealer document preparation charge, and any emission testing charge.
Effective September 1st, 2022, vehicles sold in Canada above $100,000 pre-tax retail price may be subject to a luxury tax of either 20% on the amount above $100,000 or a flat 10% on the full value. This tax is in addition to the Provincial Sales Tax (PST) and the Goods and Services Tax (GST). For official information, refer to the Government of Canada website.
At Murray GM in Fort St. John, we’re proud to be a trusted part of the community, on and off the road. Whether you're purchasing your next vehicle or visiting for service or parts, our goal is simple: provide a professional, straightforward experience where you’re taken care of every step of the way.

Clear communication, honest advice, and a team focused on helping you make the right decision for your needs.

A welcoming environment where your time is respected and you can move forward with confidence.

Our relationship doesn't end when you drive away, we're here throughout your ownership journey.

Dedicated technicians and advisors committed to keeping your vehicle running at its best.
Professional. Straightforward. Customer-focused.
That's the way we do things at Murray GM in Fort St. John.