GMC Sierra-3500-HD for sale in Oshawa at Mills Motors Buick GMC - 1

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Estimated payment
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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.
Estimated payment is calculated based on the information you enter in the Car Loan Calculator estimator tool.The total amount payable over the term is [TOTAL_OF_PAYMENTS], including a total cost of credit of [TOTAL_INTERESTS]. Amounts shown exclude applicable tax(es).
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    • Clearance
      GMC Sierra 3500 HD  2024
      Stock: 240632-NEW
      VIN: 1GD39SEY9RF334479
      394 KM. Auto., Ext: White,
      Stock #: 240632-NEW
      Engine: DURAMAX 6.6 TURBO-DIESE V8 L
      Cylinders: V8
      Transmission: Auto.
      Drive train: Four-wheel drive
      Fuel: Diesel
      Category: Trucks
      Exterior Colour: White
      Doors: 2
    • Clearance
      GMC Sierra 3500 HD  2025
      Stock: 250649-NEW
      VIN: 1GT4UWEY6SF331155
      72 KM. Auto., Ext: STERLING METALLIC, Int: JET BLACK
      Stock #: 250649-NEW
      Engine: 6.6 L
      Cylinders: V8
      Transmission: Auto.
      Drive train: Four-wheel drive
      Fuel: Diesel
      Category: Trucks
      Exterior Colour: STERLING METALLIC
      Interior Colour: JET BLACK
      Doors: 4
      Financing 84 months
      340 @ 2.49%

      (4.38 % APR)
      +HST & Licensing/wk 0 cash down
    • Clearance
      GMC Sierra 3500 HD  2025
      Stock: 250551-NEW
      VIN: 1GT4UWEY7SF314686
      10 KM. Auto., Ext: ONYX BLACK, Int: ATMOSPHERE/BROWNSTONE
      Stock #: 250551-NEW
      Engine: 6.6 L
      Cylinders: V8
      Transmission: Auto.
      Drive train: Four-wheel drive
      Fuel: Diesel
      Category: Trucks
      Exterior Colour: ONYX BLACK
      Interior Colour: ATMOSPHERE/BROWNSTONE
      Doors: 4
      Financing 84 months
      349 @ 2.49%

      (4.33 % APR)
      +HST & Licensing/wk 0 cash down
    • Clearance
      GMC Sierra 3500 HD  2026
      Stock: 260231-NEW
      VIN: 1GT3UTE71TF135899
      229 KM. Auto., Ext: SUMMIT WHITE, Int: JET BLACK
      Stock #: 260231-NEW
      Engine: 6.6 L
      Cylinders: V8
      Transmission: Auto.
      Drive train: Four-wheel drive
      Fuel: Gas
      Category: Trucks
      Exterior Colour: SUMMIT WHITE
      Interior Colour: JET BLACK
      Doors: 2
      Financing 84 months
      265 @ 4.79%
      +HST & Licensing/wk 0 cash down
    • GMC Sierra 3500 HD  2026
      Stock: 260376-NEW
      VIN: 1GT4UYEY4TF200691
      10 KM. Auto., Ext: Black, Int: Brown
      Stock #: 260376-NEW
      Engine: 6.6 L
      Cylinders: V8
      Transmission: Auto.
      Drive train: Four-wheel drive
      Fuel: Diesel
      Category: Trucks
      Exterior Colour: Black
      Interior Colour: Brown
      Doors: 4
      Financing 84 months
      417 @ 3.99%

      (4.91 % APR)
      +HST & Licensing/wk 0 cash down
    • GMC Sierra 3500 HD  2026
      Stock: 260408-NEW
      VIN: 1GT4UTE76TF200248
      10 KM. Auto., Ext: ONYX BLACK, Int: JET BLACK
      Stock #: 260408-NEW
      Engine: 6.6 L
      Cylinders: V8
      Transmission: Auto.
      Drive train: Four-wheel drive
      Fuel: Gas
      Category: Trucks
      Exterior Colour: ONYX BLACK
      Interior Colour: JET BLACK
      Doors: 4
      Financing 84 months
      285 @ 3.99%

      (5.35 % APR)
      +HST & Licensing/wk 0 cash down
    • GMC Sierra 3500 HD  2026
      Stock: 260431-NEW
      VIN: 1GT4UYEYXTF200436
      10 KM. Auto., Ext: GLACIER WHITE TRICOAT, Int: ALPINE UMBER
      Stock #: 260431-NEW
      Engine: 6.6 L
      Cylinders: V8
      Transmission: Auto.
      Drive train: Four-wheel drive
      Fuel: Diesel
      Category: Trucks
      Exterior Colour: GLACIER WHITE TRICOAT
      Interior Colour: ALPINE UMBER
      Doors: 4
      Financing 84 months
      414 @ 3.99%

      (4.92 % APR)
      +HST & Licensing/wk 0 cash down
    • GMC Sierra 3500 HD  2026
      Stock: 260430-NEW
      VIN: 1GT4UYEY1TF201345
      10 KM. Auto., Ext: GLACIER WHITE TRICOAT, Int: ALPINE UMBER
      Stock #: 260430-NEW
      Engine: 6.6 L
      Cylinders: V8
      Transmission: Auto.
      Drive train: Four-wheel drive
      Fuel: Diesel
      Category: Trucks
      Exterior Colour: GLACIER WHITE TRICOAT
      Interior Colour: ALPINE UMBER
      Doors: 4
      Financing 84 months
      422 @ 3.99%

      (4.90 % APR)
      +HST & Licensing/wk 0 cash down
    • GMC Sierra 3500 HD  2026
      Stock: 260479-NEW
      VIN: 1GT4UVEY2TF150422
      195 KM. Auto., Ext: SUMMIT WHITE, Int: JET BLACK/KALAHARI
      Stock #: 260479-NEW
      Engine: 6.6 L
      Cylinders: V8
      Transmission: Auto.
      Drive train: Four-wheel drive
      Fuel: Diesel
      Category: Trucks
      Exterior Colour: SUMMIT WHITE
      Interior Colour: JET BLACK/KALAHARI
      Doors: 4
      Financing 84 months
      367 @ 3.99%

      (5.04 % APR)
      +HST & Licensing/wk 0 cash down
    • GMC Sierra 3500 HD  2026
      Stock: 260311-NEW
      VIN: 1GT4UWEY3TF179613
      12 KM. Auto., Ext: ONYX BLACK, Int: JET BLACK
      Stock #: 260311-NEW
      Engine: 6.6 L
      Cylinders: V8
      Transmission: Auto.
      Drive train: Four-wheel drive
      Fuel: Diesel
      Category: Trucks
      Exterior Colour: ONYX BLACK
      Interior Colour: JET BLACK
      Doors: 4
      Financing 84 months
      386 @ 3.99%

      (4.99 % APR)
      +HST & Licensing/wk 0 cash down
    • GMC Sierra 3500 HD  2026
      Stock: 260517-NEW
      VIN: 1GT4UYEY7TF194188
      309 KM. Auto., Ext: ONYX BLACK, Int: ALPINE UMBER
      Stock #: 260517-NEW
      Engine: 6.6 L
      Cylinders: V8
      Transmission: Auto.
      Drive train: Four-wheel drive
      Fuel: Diesel
      Category: Trucks
      Exterior Colour: ONYX BLACK
      Interior Colour: ALPINE UMBER
      Doors: 4
      Financing 84 months
      410 @ 3.99%

      (4.93 % APR)
      +HST & Licensing/wk 0 cash down
    • GMC Sierra 3500 HD  2026
      Stock: 260547-NEW
      VIN: 1GT4UYEY8TF201293
      70 KM. Auto., Ext: ONYX BLACK, Int: ALPINE UMBER
      Stock #: 260547-NEW
      Engine: 6.6 L
      Cylinders: V8
      Transmission: Auto.
      Drive train: Four-wheel drive
      Fuel: Diesel
      Category: Trucks
      Exterior Colour: ONYX BLACK
      Interior Colour: ALPINE UMBER
      Doors: 4
      Financing 84 months
      419 @ 3.99%

      (4.91 % APR)
      +HST & Licensing/wk 0 cash down
    • GMC Sierra 3500 HD  2026
      Stock: 260584-NEW
      VIN: 1GT3UTEY1TF234067
      10 KM. Auto., Ext: SUMMIT WHITE, Int: JET BLACK
      Stock #: 260584-NEW
      Engine: 6.6 L
      Cylinders: V8
      Transmission: Auto.
      Drive train: Four-wheel drive
      Fuel: Gas
      Category: Trucks
      Exterior Colour: SUMMIT WHITE
      Interior Colour: JET BLACK
      Doors: 2
      Financing 84 months
      308 @ 4.79%
      +HST & Licensing/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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