2025 GMC Sierra-2500-HD for sale in Oshawa at Mills Motors Buick GMC - 1 2025 GMC Sierra-2500-HD for sale in Oshawa at Mills Motors Buick GMC - 1

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** Estimated payment shown is for informational purposes only and does not represent a financing offer or guarantee of credit from the dealer, the manufacturer or any other lender. Estimated payment is calculated based on the information you enter in the Car Loan Calculator estimator tool. Vehicle must have a total financed amount of at least CAD $7,500. The lender will determine each buyer's applicable finance rate in its discretion based on external and internal evaluation methods of credit worthiness.
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    • Clearance
      GMC Sierra 2500 HD 4WD Crew Cab Standard Box Denali Ultimate 2025
      Stock: 250150-DEMO
      VIN: 1GT4UXEY8SF117984
      1,880 KM. Auto., Ext: Onyx Black, Int: Alpine Umber
      Stock #: 250150-DEMO
      Engine: 6.6 L
      Cylinders: V8
      Transmission: Auto.
      Drive train: Four-wheel drive
      Fuel: Diesel
      Category: Trucks
      Exterior Color: Onyx Black
      Interior Color: Alpine Umber
      Doors: 4
      Financing 84 months
      389 @ 4.99%
      +HST & Licenses/wk 0 cash down
    • Clearance
      GMC Sierra 2500 HD 4WD Crew Cab Standard Box SLE 2025
      Stock: 250247-NEW
      VIN: 1GT4UMEY8SF230476
      12 KM. Auto., Ext: Special Exterior Colour, Int: Jet Black
      Stock #: 250247-NEW
      Engine: 6.6 L
      Cylinders: V8
      Transmission: Auto.
      Drive train: Four-wheel drive
      Fuel: Diesel
      Category: Trucks
      Exterior Color: Special Exterior Colour
      Interior Color: Jet Black
      Doors: 4
      Financing 84 months
      325 @ 4.99%
      +HST & Licenses/wk 0 cash down
    • GMC Sierra 2500 HD 4WD Double Cab Standard Box SLE 2025
      Stock: 250447-NEW
      VIN: 1GT5UME72SF288109
      10 KM. Auto., Ext: Special Exterior Colour, Int: Jet Black
      Stock #: 250447-NEW
      Engine: 6.6 L
      Cylinders: V8
      Transmission: Auto.
      Drive train: Four-wheel drive
      Fuel: Gas
      Category: Trucks
      Exterior Color: Special Exterior Colour
      Interior Color: Jet Black
      Doors: 4
      Financing 84 months
      281 @ 4.99%
      +HST & Licenses/wk 0 cash down
    • GMC Sierra 2500 HD 4WD Crew Cab Standard Box Denali 2025
      Stock: 250414-NEW
      VIN: 1GT4UREY7SF274627
      10 KM. Auto., Ext: Sterling Metallic, Int: Jet Black
      Stock #: 250414-NEW
      Engine: 6.6 L
      Cylinders: V8
      Transmission: Auto.
      Drive train: Four-wheel drive
      Fuel: Diesel
      Category: Trucks
      Exterior Color: Sterling Metallic
      Interior Color: Jet Black
      Doors: 4
      Financing 84 months
      353 @ 4.99%
      +HST & Licenses/wk 0 cash down
    • GMC Sierra 2500 HD 4WD Crew Cab Standard Box Denali 2025
      Stock: 250453-NEW
      VIN: 1GT4URE74SF274639
      10 KM. Auto., Ext: Onyx Black, Int: Jet Black
      Stock #: 250453-NEW
      Engine: 6.6 L
      Cylinders: V8
      Transmission: Auto.
      Drive train: Four-wheel drive
      Fuel: Gas
      Category: Trucks
      Exterior Color: Onyx Black
      Interior Color: Jet Black
      Doors: 4
      Financing 84 months
      321 @ 4.99%
      +HST & Licenses/wk 0 cash down
    • GMC Sierra 2500 HD 4WD Crew Cab Standard Box AT4 2025
      Stock: 250537-NEW
      VIN: 1GT4UPEY9SF314498
      12 KM. Auto., Ext: Sterling Metallic, Int: Jet Black with Kalahari accents
      Stock #: 250537-NEW
      Engine: 6.6 L
      Cylinders: V8
      Transmission: Auto.
      Drive train: Four-wheel drive
      Fuel: Diesel
      Category: Trucks
      Exterior Color: Sterling Metallic
      Interior Color: Jet Black with Kalahari accents
      Doors: 4
      Financing 84 months
      376 @ 4.99%
      +HST & Licenses/wk 0 cash down
    • New arrivals
      GMC Sierra 2500 HD 4WD Crew Cab Standard Box SLE 2025
      Stock: 250535-NEW
      VIN: 1GT4UME7XSF314399
      10 KM. Auto., Ext: Special Exterior Colour, Int: Jet Black
      Stock #: 250535-NEW
      Engine: 6.6 L
      Cylinders: V8
      Transmission: Auto.
      Drive train: Four-wheel drive
      Fuel: Gas
      Category: Trucks
      Exterior Color: Special Exterior Colour
      Interior Color: Jet Black
      Doors: 4
      Financing 84 months
      271 @ 4.99%
      +HST & Licenses/wk 0 cash down
    • New arrivals
      GMC Sierra 2500 HD 4WD Crew Cab Standard Box Denali 2025
      Stock: 250538-NEW
      VIN: 1GT4UREY5SF314428
      12 KM. Auto., Ext: Sterling Metallic, Int: Jet Black
      Stock #: 250538-NEW
      Engine: 6.6 L
      Cylinders: V8
      Transmission: Auto.
      Drive train: Four-wheel drive
      Fuel: Diesel
      Category: Trucks
      Exterior Color: Sterling Metallic
      Interior Color: Jet Black
      Doors: 4
      Financing 84 months
      353 @ 4.99%
      +HST & Licenses/wk 0 cash down
    • New arrivals
      GMC Sierra 2500 HD 4WD Crew Cab Standard Box Denali 2025
      Stock: 250553-NEW
      VIN: 1GT4UREY7SF314706
      10 KM. Auto., Ext: Sterling Metallic, Int: Jet Black
      Stock #: 250553-NEW
      Engine: 6.6 L
      Cylinders: V8
      Transmission: Auto.
      Drive train: Four-wheel drive
      Fuel: Diesel
      Category: Trucks
      Exterior Color: Sterling Metallic
      Interior Color: Jet Black
      Doors: 4
      Financing 84 months
      389 @ 4.99%
      +HST & Licenses/wk 0 cash down
    • New arrivals
      GMC Sierra 2500 HD 4WD Crew Cab Standard Box Denali 2025
      Stock: 250550-NEW
      VIN: 1GT4UREY4SF314419
      10 KM. Auto., Ext: Onyx Black, Int: Jet Black
      Stock #: 250550-NEW
      Engine: 6.6 L
      Cylinders: V8
      Transmission: Auto.
      Drive train: Four-wheel drive
      Fuel: Diesel
      Category: Trucks
      Exterior Color: Onyx Black
      Interior Color: Jet Black
      Doors: 4
      Financing 84 months
      353 @ 4.99%
      +HST & Licenses/wk 0 cash down
    • New arrivals
      GMC Sierra 2500 HD 4WD Crew Cab Standard Box AT4X 2025
      Stock: 250595-NEW
      VIN: 1GT4UZEY8SF320370
      10 KM. Auto., Ext: Onyx Black, Int: Obsidian Rush
      Stock #: 250595-NEW
      Engine: 6.6 L
      Cylinders: V8
      Transmission: Auto.
      Drive train: Four-wheel drive
      Fuel: Diesel
      Category: Trucks
      Exterior Color: Onyx Black
      Interior Color: Obsidian Rush
      Doors: 4
      Financing 84 months
      413 @ 4.99%
      +HST & Licenses/wk 0 cash down
    • New arrivals
      GMC Sierra 2500 HD 4WD Crew Cab Standard Box AT4 2025
      Stock: 250536-NEW
      VIN: 1GT4UPEY7SF314712
      10 KM. Auto., Ext: Onyx Black, Int: Jet Black with Kalahari accents
      Stock #: 250536-NEW
      Engine: 6.6 L
      Cylinders: V8
      Transmission: Auto.
      Drive train: Four-wheel drive
      Fuel: Diesel
      Category: Trucks
      Exterior Color: Onyx Black
      Interior Color: Jet Black with Kalahari accents
      Doors: 4
      Financing 84 months
      341 @ 4.99%
      +HST & Licenses/wk 0 cash down
    • New arrivals
      GMC Sierra 2500 HD 4WD Crew Cab Standard Box SLE 2025
      Stock: 250531-NEW
      VIN: 1GT4UME74SF287295
      10 KM. Auto., Ext: Special Exterior Colour, Int: Jet Black
      Stock #: 250531-NEW
      Engine: 6.6 L
      Cylinders: V8
      Transmission: Auto.
      Drive train: Four-wheel drive
      Fuel: Gas
      Category: Trucks
      Exterior Color: Special Exterior Colour
      Interior Color: Jet Black
      Doors: 4
      Financing 84 months
      265 @ 4.99%
      +HST & Licenses/wk 0 cash down
    The amount shown reflects an estimate of the amount that you can expect to pay in Canadian dollars. Taxes are excluded (unless selected otherwise). Photos for illustration purposes only. While we strive to ensure that the information on this website is accurate, we recommend contacting us directly to verify details and obtain additional information about the vehicle, including confirmation of prices, colors, trims, options, and other specifications.
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