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New 2026 GMC Sierra 2500HD 4WD Denali Ultimate | Diesel
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4 wheel Drive -
Anti Lock Braking System -
Sun / Moonroof -
Heated Seats -
Steering Wheel Controls
![2026 GMC Sierra 2500HD Denali Ultimate | Diesel 4WD Crew Cab 159" Denali Ultimate Turbocharged Diesel V8 6.6L/ [1]]( https://gm-ca.evnassets.shiftdigitalinventory.com/imagesvga/1GT1UXEY8TF349232_1.jpg )
New 2026 GMC Sierra 2500HD 4WD Denali Ultimate | Diesel
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4 wheel Drive
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Anti Lock Braking System
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Sun / Moonroof
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Heated Seats
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Steering Wheel Controls
![2026 GMC Sierra 2500HD Denali Ultimate | Diesel 4WD Crew Cab 159" Denali Ultimate Turbocharged Diesel V8 6.6L/ [2]]( https://gm-ca.evnassets.shiftdigitalinventory.com/imagesvga/1GT1UXEYXTF370194_1.jpg )
New 2026 GMC Sierra 2500HD 4WD Denali Ultimate | Diesel
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4 wheel Drive
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Anti Lock Braking System
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Sun / Moonroof
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Heated Seats
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Steering Wheel Controls
![2026 GMC Sierra 2500HD Denali Ultimate | Diesel 4WD Crew Cab 159" Denali Ultimate Turbocharged Diesel V8 6.6L/ [3]]( https://gm-ca.evnassets.shiftdigitalinventory.com/imagesvga/1GT1UXEYXTF370311_1.jpg )
New 2026 GMC Sierra 2500HD 4WD Denali Ultimate | Diesel
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4 wheel Drive
-
Anti Lock Braking System
-
Sun / Moonroof
-
Heated Seats
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Steering Wheel Controls
![2026 GMC Sierra 2500HD Denali Ultimate | Diesel 4WD Crew Cab 159" Denali Ultimate Turbocharged Diesel V8 6.6L/ [4]]( https://gm-ca.evnassets.shiftdigitalinventory.com/imagesvga/1GT1UXEY2TF387152_1.jpg )
New 2026 GMC Sierra 2500HD 4WD Denali Ultimate | Diesel
-
4 wheel Drive
-
Anti Lock Braking System
-
Sun / Moonroof
-
Heated Seats
-
Steering Wheel Controls
![2026 GMC Sierra 2500HD Denali Ultimate | Diesel 4WD Crew Cab 159" Denali Ultimate Turbocharged Diesel V8 6.6L/ [5]]( https://gm-ca.evnassets.shiftdigitalinventory.com/imagesvga/1GT1UXEY9TF387116_1.jpg )
New 2026 GMC Sierra 2500HD 4WD Denali Ultimate | Diesel
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4 wheel Drive
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Anti Lock Braking System
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Sun / Moonroof
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Heated Seats
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Steering Wheel Controls
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New 2026 GMC Yukon XL 4WD Denali Ultimate | Diesel
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Keyless Start -
4 wheel Drive
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Anti Lock Braking System
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Sun / Moonroof
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Premium Sound
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New 2026 GMC Yukon 4WD Denali Ultimate | Diesel | Sport Nightfall Edition
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Keyless Start
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4 wheel Drive
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Anti Lock Braking System
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Sun / Moonroof
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Third Row Seating
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New 2026 GMC Yukon XL 4WD Denali Ultimate | Diesel | Sport Nightfall Edition
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Keyless Start
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4 wheel Drive
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Anti Lock Braking System
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Sun / Moonroof
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Premium Sound
New Inventory for Jim Gauthier Buick GMC
Pricing shown does not include taxes, including sales taxes or luxury taxes (where applicable). Prices represent the selling price minus current incentives and include air conditioning charge, freight, tire levy (where applicable), dealer-installed options, accessories, pre-delivery, administration charges and other retailer charges and exclude taxes, license and insurance. All prices are in Canadian Dollars unless otherwise stated and all financing is OAC. Please contact the dealership for more information.
Every effort is made to ensure the accuracy of the content. In the event of a discrepancy, error and/or omission or vehicle prices, please contact the dealership to confirm all information and pricing.
In the event of a discrepancy, error and/or omission or vehicle prices, please contact the dealership to confirm all information and pricing.
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.
