![2025 GMC Sierra 3500HD Denali *Denali Reserve Package * Power Sunroof * Duramax* Adaptive Cruise Control * GMC Premium Infotainment * Head Up Display * 5th Wheel Prep Package* HD Surround Vision * Heated Steering Wheel * Heated/Vented Front Seats* 6.6L Duramax Diesel [0]](https://content.homenetiol.com/320x240/c9785b8dfa144eb39b928db99325e357.jpg)
![2025 GMC Sierra 3500HD Denali *Denali Reserve Package * Power Sunroof * Duramax* Adaptive Cruise Control * GMC Premium Infotainment * Head Up Display * 5th Wheel Prep Package* HD Surround Vision * Heated Steering Wheel * Heated/Vented Front Seats* 6.6L Duramax Diesel [1]](https://content.homenetiol.com/320x240/318a198b5bd4474d885d348c67935342.jpg)
![2025 GMC Sierra 3500HD Denali *Denali Reserve Package * Power Sunroof * Duramax* Adaptive Cruise Control * GMC Premium Infotainment * Head Up Display * 5th Wheel Prep Package* HD Surround Vision * Heated Steering Wheel * Heated/Vented Front Seats* 6.6L Duramax Diesel [2]](https://content.homenetiol.com/320x240/88dd96f0e050430e8a3981573c2d86db.jpg)
![2025 GMC Sierra 3500HD Denali *Denali Reserve Package * Power Sunroof * Duramax* Adaptive Cruise Control * GMC Premium Infotainment * Head Up Display * 5th Wheel Prep Package* HD Surround Vision * Heated Steering Wheel * Heated/Vented Front Seats* 6.6L Duramax Diesel [3]](https://content.homenetiol.com/320x240/11a9ebb3ef4545fa85d9a3d4a79270c8.jpg)
![2025 GMC Sierra 3500HD Denali *Denali Reserve Package * Power Sunroof * Duramax* Adaptive Cruise Control * GMC Premium Infotainment * Head Up Display * 5th Wheel Prep Package* HD Surround Vision * Heated Steering Wheel * Heated/Vented Front Seats* 6.6L Duramax Diesel [4]](https://content.homenetiol.com/320x240/8fb11ae6d3e441dfb2af2c9dd0320ef2.jpg)
![2025 GMC Sierra 3500HD Denali *Denali Reserve Package * Power Sunroof * Duramax* Adaptive Cruise Control * GMC Premium Infotainment * Head Up Display * 5th Wheel Prep Package* HD Surround Vision * Heated Steering Wheel * Heated/Vented Front Seats* 6.6L Duramax Diesel [5]](https://content.homenetiol.com/320x240/65c0400684ea4818a610f7ce74dfaea0.jpg)
![2025 GMC Sierra 3500HD Denali *Denali Reserve Package * Power Sunroof * Duramax* Adaptive Cruise Control * GMC Premium Infotainment * Head Up Display * 5th Wheel Prep Package* HD Surround Vision * Heated Steering Wheel * Heated/Vented Front Seats* 6.6L Duramax Diesel [6]](https://content.homenetiol.com/320x240/751db4a7516a4b49a50e129b0fc179b1.jpg)
![2025 GMC Sierra 3500HD Denali *Denali Reserve Package * Power Sunroof * Duramax* Adaptive Cruise Control * GMC Premium Infotainment * Head Up Display * 5th Wheel Prep Package* HD Surround Vision * Heated Steering Wheel * Heated/Vented Front Seats* 6.6L Duramax Diesel [7]](https://content.homenetiol.com/320x240/755593afaa454bb6a40ad66b5c6fb0f5.jpg)
![2025 GMC Sierra 3500HD Denali *Denali Reserve Package * Power Sunroof * Duramax* Adaptive Cruise Control * GMC Premium Infotainment * Head Up Display * 5th Wheel Prep Package* HD Surround Vision * Heated Steering Wheel * Heated/Vented Front Seats* 6.6L Duramax Diesel [8]](https://content.homenetiol.com/320x240/d355cbf9e56e4411adf7bfb82c0ef600.jpg)
![2025 GMC Sierra 3500HD Denali *Denali Reserve Package * Power Sunroof * Duramax* Adaptive Cruise Control * GMC Premium Infotainment * Head Up Display * 5th Wheel Prep Package* HD Surround Vision * Heated Steering Wheel * Heated/Vented Front Seats* 6.6L Duramax Diesel [9]](https://content.homenetiol.com/320x240/3b1d39ec92354c55bcdc500d8bf36370.jpg)
![2025 GMC Sierra 3500HD Denali *Denali Reserve Package * Power Sunroof * Duramax* Adaptive Cruise Control * GMC Premium Infotainment * Head Up Display * 5th Wheel Prep Package* HD Surround Vision * Heated Steering Wheel * Heated/Vented Front Seats* 6.6L Duramax Diesel [10]](https://content.homenetiol.com/320x240/40754dd930d646219f00251dfddc62cf.jpg)
![2025 GMC Sierra 3500HD Denali *Denali Reserve Package * Power Sunroof * Duramax* Adaptive Cruise Control * GMC Premium Infotainment * Head Up Display * 5th Wheel Prep Package* HD Surround Vision * Heated Steering Wheel * Heated/Vented Front Seats* 6.6L Duramax Diesel [11]](https://content.homenetiol.com/320x240/df1a1349ce054cd094901207843a4cc0.jpg)
![2025 GMC Sierra 3500HD Denali *Denali Reserve Package * Power Sunroof * Duramax* Adaptive Cruise Control * GMC Premium Infotainment * Head Up Display * 5th Wheel Prep Package* HD Surround Vision * Heated Steering Wheel * Heated/Vented Front Seats* 6.6L Duramax Diesel [12]](https://content.homenetiol.com/320x240/ef5ed03b12bb4d2c80f3967da15b0592.jpg)
![2025 GMC Sierra 3500HD Denali *Denali Reserve Package * Power Sunroof * Duramax* Adaptive Cruise Control * GMC Premium Infotainment * Head Up Display * 5th Wheel Prep Package* HD Surround Vision * Heated Steering Wheel * Heated/Vented Front Seats* 6.6L Duramax Diesel [13]](https://content.homenetiol.com/320x240/353c82180672462fb4daca02c354fdf0.jpg)
![2025 GMC Sierra 3500HD Denali *Denali Reserve Package * Power Sunroof * Duramax* Adaptive Cruise Control * GMC Premium Infotainment * Head Up Display * 5th Wheel Prep Package* HD Surround Vision * Heated Steering Wheel * Heated/Vented Front Seats* 6.6L Duramax Diesel [14]](https://content.homenetiol.com/320x240/76a40d8c6ec9439cae66de34a026694c.jpg)
![2025 GMC Sierra 3500HD Denali *Denali Reserve Package * Power Sunroof * Duramax* Adaptive Cruise Control * GMC Premium Infotainment * Head Up Display * 5th Wheel Prep Package* HD Surround Vision * Heated Steering Wheel * Heated/Vented Front Seats* 6.6L Duramax Diesel [15]](https://content.homenetiol.com/320x240/92525b3d49914e689d77477882552474.jpg)
![2025 GMC Sierra 3500HD Denali *Denali Reserve Package * Power Sunroof * Duramax* Adaptive Cruise Control * GMC Premium Infotainment * Head Up Display * 5th Wheel Prep Package* HD Surround Vision * Heated Steering Wheel * Heated/Vented Front Seats* 6.6L Duramax Diesel [16]](https://content.homenetiol.com/320x240/16ab27fd3a804d70ac98f6ac539d023e.jpg)
![2025 GMC Sierra 3500HD Denali *Denali Reserve Package * Power Sunroof * Duramax* Adaptive Cruise Control * GMC Premium Infotainment * Head Up Display * 5th Wheel Prep Package* HD Surround Vision * Heated Steering Wheel * Heated/Vented Front Seats* 6.6L Duramax Diesel [17]](https://content.homenetiol.com/320x240/57f74d1693f649a6993ae0a623625ec3.jpg)
![2025 GMC Sierra 3500HD Denali *Denali Reserve Package * Power Sunroof * Duramax* Adaptive Cruise Control * GMC Premium Infotainment * Head Up Display * 5th Wheel Prep Package* HD Surround Vision * Heated Steering Wheel * Heated/Vented Front Seats* 6.6L Duramax Diesel [18]](https://content.homenetiol.com/320x240/e6ea50126035477dafab2d002988e90c.jpg)
![2025 GMC Sierra 3500HD Denali *Denali Reserve Package * Power Sunroof * Duramax* Adaptive Cruise Control * GMC Premium Infotainment * Head Up Display * 5th Wheel Prep Package* HD Surround Vision * Heated Steering Wheel * Heated/Vented Front Seats* 6.6L Duramax Diesel [19]](https://content.homenetiol.com/320x240/774eb1deff574bbc96bf6f4fc6a5deef.jpg)
![2025 GMC Sierra 3500HD Denali *Denali Reserve Package * Power Sunroof * Duramax* Adaptive Cruise Control * GMC Premium Infotainment * Head Up Display * 5th Wheel Prep Package* HD Surround Vision * Heated Steering Wheel * Heated/Vented Front Seats* 6.6L Duramax Diesel [20]](https://content.homenetiol.com/320x240/9569ecf961114e56a07f0e7e66193109.jpg)
![2025 GMC Sierra 3500HD Denali *Denali Reserve Package * Power Sunroof * Duramax* Adaptive Cruise Control * GMC Premium Infotainment * Head Up Display * 5th Wheel Prep Package* HD Surround Vision * Heated Steering Wheel * Heated/Vented Front Seats* 6.6L Duramax Diesel [21]](https://content.homenetiol.com/320x240/55dc453e6f594a06a91f609f91bdaecf.jpg)
![2025 GMC Sierra 3500HD Denali *Denali Reserve Package * Power Sunroof * Duramax* Adaptive Cruise Control * GMC Premium Infotainment * Head Up Display * 5th Wheel Prep Package* HD Surround Vision * Heated Steering Wheel * Heated/Vented Front Seats* 6.6L Duramax Diesel [22]](https://content.homenetiol.com/320x240/6058eef5bc1d4d8e8372d7f1e04dea12.jpg)
![2025 GMC Sierra 3500HD Denali *Denali Reserve Package * Power Sunroof * Duramax* Adaptive Cruise Control * GMC Premium Infotainment * Head Up Display * 5th Wheel Prep Package* HD Surround Vision * Heated Steering Wheel * Heated/Vented Front Seats* 6.6L Duramax Diesel [23]](https://content.homenetiol.com/320x240/d2a2fb9480884f5898ef3d69541a11e1.jpg)
![2025 GMC Sierra 3500HD Denali *Denali Reserve Package * Power Sunroof * Duramax* Adaptive Cruise Control * GMC Premium Infotainment * Head Up Display * 5th Wheel Prep Package* HD Surround Vision * Heated Steering Wheel * Heated/Vented Front Seats* 6.6L Duramax Diesel [24]](https://content.homenetiol.com/320x240/263470ec3db14dc2b495e6ac987662b0.jpg)
![2025 GMC Sierra 3500HD Denali *Denali Reserve Package * Power Sunroof * Duramax* Adaptive Cruise Control * GMC Premium Infotainment * Head Up Display * 5th Wheel Prep Package* HD Surround Vision * Heated Steering Wheel * Heated/Vented Front Seats* 6.6L Duramax Diesel [25]](https://content.homenetiol.com/320x240/b54ce701a1944bf58cb9a8f6ddb654a6.jpg)
![2025 GMC Sierra 3500HD Denali *Denali Reserve Package * Power Sunroof * Duramax* Adaptive Cruise Control * GMC Premium Infotainment * Head Up Display * 5th Wheel Prep Package* HD Surround Vision * Heated Steering Wheel * Heated/Vented Front Seats* 6.6L Duramax Diesel [26]](https://content.homenetiol.com/320x240/3ef9c7c598fc4c808f326f78e57da977.jpg)
![2025 GMC Sierra 3500HD Denali *Denali Reserve Package * Power Sunroof * Duramax* Adaptive Cruise Control * GMC Premium Infotainment * Head Up Display * 5th Wheel Prep Package* HD Surround Vision * Heated Steering Wheel * Heated/Vented Front Seats* 6.6L Duramax Diesel [27]](https://content.homenetiol.com/320x240/0f3514d1fbe7466b8ee49737efcda517.jpg)
![2025 GMC Sierra 3500HD Denali *Denali Reserve Package * Power Sunroof * Duramax* Adaptive Cruise Control * GMC Premium Infotainment * Head Up Display * 5th Wheel Prep Package* HD Surround Vision * Heated Steering Wheel * Heated/Vented Front Seats* 6.6L Duramax Diesel [28]](https://content.homenetiol.com/320x240/31045910c174495d881072e278e7996b.jpg)
Eager to command the power and prestige of a top-tier truck? Introducing the 2025 GMC Sierra 3500HD DENALI, a confluence of strength, luxury, and advanced technology, ready to take on the streets of Edmonton or the rugged paths that lie beyond. Dressed in Onyx Black and boasting a Jet Black interior, this Sierra 3500HD DENALI exudes confidence. The heart of this beast is a formidable 6.6L Turbo-Diesel V8 engine delivering a massive 470 hp and 975 lb-ft of torque. Paired with an Allison 10-speed automatic transmission and 4x4 capability, it’s engineered to tackle challenging tasks with ease. Designed with attention to detail, the DENALI RESERVE PACKAGE elevates the driving experience. The Technology Package within brings cutting-edge features to your fingertips, while the power sunroof opens up to the clear blue summer skies, promising invigorating journeys. A navigation system ensures you're always on the right path, offering real-time updates and turn-by-turn guidance. Safety is a priority, with features such as Front Collision Warning and Lane Departure Warning working in tandem to keep you protected. While trucking along, the heated steering wheel and heated front seats provide comfort during chillier mornings, transitioning effortlessly to the cooled front options as the day heats up. Autonomy meets convenience with adaptive cruise control, making long drives less taxing. For those with heavy-duty demands, the Gooseneck / 5th Wheel Prep Package transforms this Sierra 3500HD DENALI into a towing powerhouse, while the Bed Liner ensures durability no matter the cargo. Meanwhile, an array of amenities like the heated rear seats and anHD Surround Vision system foster an environment of opulence for all passengers. Take command of your driving destiny with this unmatched combination of power, luxury, and practicality, all available with the 2025 GMC Sierra 3500HD DENALI. Stock # T4338432
* 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 2025 GMC Sierra 3500HD and may not apply to this specific vehicle.