![2026 GMC Sierra 2500HD AT4 * AT4 Premium plus Pkg * 20″ Gloss Black Wheels * Adaptive Cruise * heated/ventilated front seats * Heated 2nd row seats * HD Surround Vision * 6.6L V8 [0]](https://content.homenetiol.com/320x240/6e5f9eddd8764404b5d012a222967298.jpg)
![2026 GMC Sierra 2500HD AT4 * AT4 Premium plus Pkg * 20″ Gloss Black Wheels * Adaptive Cruise * heated/ventilated front seats * Heated 2nd row seats * HD Surround Vision * 6.6L V8 [1]](https://content.homenetiol.com/320x240/7f46b2f358ab4f368b28c2d126ac865c.jpg)
![2026 GMC Sierra 2500HD AT4 * AT4 Premium plus Pkg * 20″ Gloss Black Wheels * Adaptive Cruise * heated/ventilated front seats * Heated 2nd row seats * HD Surround Vision * 6.6L V8 [2]](https://content.homenetiol.com/320x240/2d4032bcd3274b239e74163915e25005.jpg)
![2026 GMC Sierra 2500HD AT4 * AT4 Premium plus Pkg * 20″ Gloss Black Wheels * Adaptive Cruise * heated/ventilated front seats * Heated 2nd row seats * HD Surround Vision * 6.6L V8 [3]](https://content.homenetiol.com/320x240/71ac13224ddc4b5592bde1e69be3100a.jpg)
![2026 GMC Sierra 2500HD AT4 * AT4 Premium plus Pkg * 20″ Gloss Black Wheels * Adaptive Cruise * heated/ventilated front seats * Heated 2nd row seats * HD Surround Vision * 6.6L V8 [4]](https://content.homenetiol.com/320x240/42d66a7eb1ff4eaf96eda7dd58404a69.jpg)
![2026 GMC Sierra 2500HD AT4 * AT4 Premium plus Pkg * 20″ Gloss Black Wheels * Adaptive Cruise * heated/ventilated front seats * Heated 2nd row seats * HD Surround Vision * 6.6L V8 [5]](https://content.homenetiol.com/320x240/c7ca902a70114badbcdb61e35ded0fc8.jpg)
![2026 GMC Sierra 2500HD AT4 * AT4 Premium plus Pkg * 20″ Gloss Black Wheels * Adaptive Cruise * heated/ventilated front seats * Heated 2nd row seats * HD Surround Vision * 6.6L V8 [6]](https://content.homenetiol.com/320x240/1a09494832ce45cfb413e21d3eb00bb8.jpg)
![2026 GMC Sierra 2500HD AT4 * AT4 Premium plus Pkg * 20″ Gloss Black Wheels * Adaptive Cruise * heated/ventilated front seats * Heated 2nd row seats * HD Surround Vision * 6.6L V8 [7]](https://content.homenetiol.com/320x240/21d6bad09d8b4152a6aa64e2883044d0.jpg)
![2026 GMC Sierra 2500HD AT4 * AT4 Premium plus Pkg * 20″ Gloss Black Wheels * Adaptive Cruise * heated/ventilated front seats * Heated 2nd row seats * HD Surround Vision * 6.6L V8 [8]](https://content.homenetiol.com/320x240/da35acdd9cab4581aae886cfb40b8d36.jpg)
![2026 GMC Sierra 2500HD AT4 * AT4 Premium plus Pkg * 20″ Gloss Black Wheels * Adaptive Cruise * heated/ventilated front seats * Heated 2nd row seats * HD Surround Vision * 6.6L V8 [9]](https://content.homenetiol.com/320x240/24d38d7ef44746f4a3c972730c4650e8.jpg)
![2026 GMC Sierra 2500HD AT4 * AT4 Premium plus Pkg * 20″ Gloss Black Wheels * Adaptive Cruise * heated/ventilated front seats * Heated 2nd row seats * HD Surround Vision * 6.6L V8 [10]](https://content.homenetiol.com/320x240/7bcdc6b4721449d19dd40b21704c23fe.jpg)
![2026 GMC Sierra 2500HD AT4 * AT4 Premium plus Pkg * 20″ Gloss Black Wheels * Adaptive Cruise * heated/ventilated front seats * Heated 2nd row seats * HD Surround Vision * 6.6L V8 [11]](https://content.homenetiol.com/320x240/d1b48e209634402a932c4841d436cee2.jpg)
![2026 GMC Sierra 2500HD AT4 * AT4 Premium plus Pkg * 20″ Gloss Black Wheels * Adaptive Cruise * heated/ventilated front seats * Heated 2nd row seats * HD Surround Vision * 6.6L V8 [12]](https://content.homenetiol.com/320x240/9f54793adad547e9973949646fb238e2.jpg)
![2026 GMC Sierra 2500HD AT4 * AT4 Premium plus Pkg * 20″ Gloss Black Wheels * Adaptive Cruise * heated/ventilated front seats * Heated 2nd row seats * HD Surround Vision * 6.6L V8 [13]](https://content.homenetiol.com/320x240/263918c4df9242339423da1ece1c5f69.jpg)
![2026 GMC Sierra 2500HD AT4 * AT4 Premium plus Pkg * 20″ Gloss Black Wheels * Adaptive Cruise * heated/ventilated front seats * Heated 2nd row seats * HD Surround Vision * 6.6L V8 [14]](https://content.homenetiol.com/320x240/3e5dce2fe4e94f3e8159c4787f6acae7.jpg)
![2026 GMC Sierra 2500HD AT4 * AT4 Premium plus Pkg * 20″ Gloss Black Wheels * Adaptive Cruise * heated/ventilated front seats * Heated 2nd row seats * HD Surround Vision * 6.6L V8 [15]](https://content.homenetiol.com/320x240/cc137ba69c814724a2afc46c57bc4270.jpg)
![2026 GMC Sierra 2500HD AT4 * AT4 Premium plus Pkg * 20″ Gloss Black Wheels * Adaptive Cruise * heated/ventilated front seats * Heated 2nd row seats * HD Surround Vision * 6.6L V8 [16]](https://content.homenetiol.com/320x240/bf6cb25460864f628e74159a783e0baa.jpg)
![2026 GMC Sierra 2500HD AT4 * AT4 Premium plus Pkg * 20″ Gloss Black Wheels * Adaptive Cruise * heated/ventilated front seats * Heated 2nd row seats * HD Surround Vision * 6.6L V8 [17]](https://content.homenetiol.com/320x240/9bc4189eba41425ab2abc27971758628.jpg)
![2026 GMC Sierra 2500HD AT4 * AT4 Premium plus Pkg * 20″ Gloss Black Wheels * Adaptive Cruise * heated/ventilated front seats * Heated 2nd row seats * HD Surround Vision * 6.6L V8 [18]](https://content.homenetiol.com/320x240/f0b1b77cc92444d9b1c3f4f84b8548b4.jpg)
![2026 GMC Sierra 2500HD AT4 * AT4 Premium plus Pkg * 20″ Gloss Black Wheels * Adaptive Cruise * heated/ventilated front seats * Heated 2nd row seats * HD Surround Vision * 6.6L V8 [19]](https://content.homenetiol.com/320x240/82e19c9e8a894189addddef30c6b0b43.jpg)
![2026 GMC Sierra 2500HD AT4 * AT4 Premium plus Pkg * 20″ Gloss Black Wheels * Adaptive Cruise * heated/ventilated front seats * Heated 2nd row seats * HD Surround Vision * 6.6L V8 [20]](https://content.homenetiol.com/320x240/392d4675b5b54ab7a3e9dfc3ffe2edb0.jpg)
Keen on experiencing the thrill of commanding a robust and sophisticated pickup truck? The New 2026 GMC Sierra 2500HD AT4, wearing a striking Onyx Black exterior and decked out with a luxurious Jet Black interior with Kalahari accents, is engineered to excite and ready for action. Beneath the hood lies the commanding presence of a 6.6L V8 Gas Engine, unleashing 401 horsepower, paired with a smooth-shifting 10-speed Automatic Transmission for effortless power delivery.
With a 4x4 system, adventure beckons across Edmonton's diverse terrains, while the off-road optimized AT4 Premium Plus Package adds an extra layer of capability. Engage with the landscapes via the power sunroof, and when the trails get challenging, deploy the Off-Road High Clearance Steps for easy cabin access. High Idle Switch is there to ensure your truck stays ready, even when stationary.
The technology is central to the Sierra AT4 experience, featuring an HD Surround Vision System to navigate tight spots and Blind Spot Monitor to keep you aware of your surroundings. A crucial element to your peace of mind is the suite of safety features, including Front Collision Warning and Lane Departure Warning, bolstered by Adaptive Cruise Control for added comfort on long drives.
This pickup isn't just rugged; it comforts with Heated Front and Rear Seats, Cooled Front Seats, and a Heated Steering Wheel, all encased in Perforated Front Leather Seating. The AT4 also makes life easier with Smart Device Integration, ensuring connectivity, and the convenience of Keyless Entry and Start. The premium sound system enriches every journey, with Satellite Radio to soundtrack your adventures.
Its Tow Hitch and Integrated Tailgate Step ensure you're ready to haul, while the Bed Liner protects your investment. Driving in varying weather conditions is a breeze thanks to Rain Sensing Wipers and Automatic Highbeams, empowering you to focus on the road ahead.
Stock # T4163819
AMVIC-licensed Dealer.
* All prices listed are in Canadian Dollars. Price displayed for the province of Alberta, includes dealer-installed accessories, pre-installed products and services and equipment physically attached to the vehicle. The advertised price does not include GST or cost of financing.
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 Goods and Services Tax (GST). For official information, refer to the Government of Canada website.
Fuel consumption ratings and estimates based on GM testing in accordance with Government of Canada approved test methods. Refer to vehicles.nrcan.gc.ca for details.Your actual fuel consumption may vary.
The features and options listed are for the New 2026 GMC Sierra 2500HD and may not apply to this specific vehicle.