New & Used 2025 GMC Sierra 2500HD for Sale near Thornhill, ON

244 results

North York, ON

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2024 GMC Sierra 2500HD

Pro Double Cab 4WD

59,361 kilometres

$53,700

Good Deal

Burlington, ON

59 km away

Year:: 2024
Make:: GMC
Model:: Sierra 2500HD
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 401 hp 6.6L V8
Exterior colour:: Onyx Black
Fuel type:: Gasoline
Interior colour:: JET BLACK
Transmission:: Automatic
Mileage:: 59,361
Stock number:: 268978A
VIN:: 1GT59LE74RF137102

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2025 GMC Sierra 2500HD

Denali Crew Cab 4WD

39,655 kilometres

$92,995

Fair Deal

Clarington, ON

59 km away

Year:: 2025
Make:: GMC
Model:: Sierra 2500HD
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Exterior colour:: White
Transmission:: Automatic
Mileage:: 39,655
Stock number:: P06A10291
VIN:: 1GT4UREY0SF130935

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2024 GMC Sierra 2500HD

Denali Ultimate Crew Cab 4WD

60,623 kilometres

$93,970

Fair Deal

Hamilton, ON

67 km away

Year:: 2024
Make:: GMC
Model:: Sierra 2500HD
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 470 hp 6.6L V8 Biodiesel
Exterior colour:: Black
Fuel type:: Biodiesel
Transmission:: Automatic
Mileage:: 60,623
Stock number:: 3101
VIN:: 1GT49XEY8RF203033

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2025 GMC Sierra 2500HD

Pro Double Cab 4WD

24,346 kilometres

$64,298

Great Deal

Hamilton, ON

75 km away

Year:: 2025
Make:: GMC
Model:: Sierra 2500HD
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 401 hp 6.6L V8
Exterior colour:: Silver
Fuel type:: Gasoline
Transmission:: Automatic
Mileage:: 24,346
Stock number:: L133655
VIN:: 1GT5ULE76SF215836

2024 GMC Sierra 2500HD

Pro Crew Cab 4WD

85,808 kilometres

$57,800

Good Deal

Barrie, ON

65 km away

Year:: 2024
Make:: GMC
Model:: Sierra 2500HD
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 401 hp 6.6L V8
Exterior colour:: White
Fuel type:: Gasoline
Transmission:: Automatic
Mileage:: 85,808
Stock number:: F247102A
VIN:: 1GT49LE79RF237000

2025 GMC Sierra 2500HD

AT4 Crew Cab 4WD

33,722 kilometres

$96,500

Good Deal

Barrie, ON

65 km away

Year:: 2025
Make:: GMC
Model:: Sierra 2500HD
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 470 hp 6.6L V8 Biodiesel
Exterior colour:: Black
Fuel type:: Biodiesel
Interior colour:: Black
Transmission:: Automatic
Mileage:: 33,722
Stock number:: F231408A
VIN:: 1GT4UPEY2SF302841

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2025 GMC Sierra 2500HD

Denali Ultimate Crew Cab 4WD

2,500 kilometres

$123,734

Good Deal

Brampton, ON

24 km away

Year:: 2025
Make:: GMC
Model:: Sierra 2500HD
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 470 hp 6.6L V8 Biodiesel
Exterior colour:: Black
Fuel type:: Biodiesel
Interior colour:: Brown
Transmission:: Automatic
Mileage:: 2,500
Stock number:: 330281
VIN:: 1GT4UXEY9SF330281

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2024 GMC Sierra 2500HD

Denali Ultimate Crew Cab 4WD

62,904 kilometres

$89,637

Good Deal

Newmarket, ON

31 km away

Year:: 2024
Make:: GMC
Model:: Sierra 2500HD
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 470 hp 6.6L V8 Biodiesel
Exterior colour:: Black
Fuel type:: Biodiesel
Transmission:: Automatic
Mileage:: 62,904
Stock number:: G101015A
VIN:: 1GT19XEY8RF292802

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2025 GMC Sierra 2500HD

SLE Crew Cab 4WD

26,203 kilometres

$77,900

Good Deal

Etobicoke, ON

22 km away

Year:: 2025
Make:: GMC
Model:: Sierra 2500HD
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Exterior colour:: Black
Transmission:: Automatic
Mileage:: 26,203
Stock number:: 19811
VIN:: 1GT4UMEY5SF171452

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2024 GMC Sierra 2500HD

Pro Double Cab 4WD

59,361 kilometres

$53,700

Good Deal

Burlington, ON

59 km away

Year:: 2024
Make:: GMC
Model:: Sierra 2500HD
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 401 hp 6.6L V8
Exterior colour:: Onyx Black
Fuel type:: Gasoline
Interior colour:: JET BLACK
Transmission:: Automatic
Mileage:: 59,361
Stock number:: 268978A
VIN:: 1GT59LE74RF137102

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2025 GMC Sierra 2500HD

SLE Crew Cab 4WD

14,566 kilometres

$81,900

Fair Deal

Certified Pre-Owned

Grimsby, ON

68 km away

Year:: 2025
Make:: GMC
Model:: Sierra 2500HD
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 470 hp 6.6L V8 Biodiesel
Exterior colour:: Black
Fuel type:: Biodiesel
Interior colour:: Black
Transmission:: Automatic
Mileage:: 14,566
Stock number:: P254032
VIN:: 1GT4UMEY5SF344032

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2024 GMC Sierra 2500HD

Denali Ultimate Crew Cab 4WD

60,623 kilometres

$93,970

Fair Deal

Hamilton, ON

67 km away

Year:: 2024
Make:: GMC
Model:: Sierra 2500HD
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 470 hp 6.6L V8 Biodiesel
Exterior colour:: Black
Fuel type:: Biodiesel
Transmission:: Automatic
Mileage:: 60,623
Stock number:: 3101
VIN:: 1GT49XEY8RF203033

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2024 GMC Sierra 2500HD

SLE Crew Cab 4WD

30,415 kilometres

$77,998

Fair Deal

Cambridge, ON

86 km away

Year:: 2024
Make:: GMC
Model:: Sierra 2500HD
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 470 hp 6.6L V8 Biodiesel
Exterior colour:: Black
Fuel type:: Biodiesel
Interior colour:: Black
Transmission:: Automatic
Mileage:: 30,415
Stock number:: 260507A
VIN:: 1GT49MEY4RF343627

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2024 GMC Sierra 2500HD

SLE Crew Cab 4WD

83,814 kilometres

$68,487

Fair Deal

St Catharines, ON

69 km away

Year:: 2024
Make:: GMC
Model:: Sierra 2500HD
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 401 hp 6.6L V8
Exterior colour:: Gray
Fuel type:: Gasoline
Interior colour:: Black
Transmission:: Automatic
Mileage:: 83,814
Stock number:: U4091A
VIN:: 1GT49ME72RF356514

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2024 GMC Sierra 2500HD

SLE Double Cab 4WD

57,375 kilometres

$62,995

Fair Deal

Richmond Hill, ON

11 km away

Year:: 2024
Make:: GMC
Model:: Sierra 2500HD
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 401 hp 6.6L V8
Exterior colour:: Red
Fuel type:: Gasoline
Mileage:: 57,375
Stock number:: U272545
VIN:: 1GT59ME73RF272545

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2025 GMC Sierra 2500HD

Denali Crew Cab 4WD

39,655 kilometres

$92,995

Fair Deal

Clarington, ON

59 km away

Year:: 2025
Make:: GMC
Model:: Sierra 2500HD
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Exterior colour:: White
Transmission:: Automatic
Mileage:: 39,655
Stock number:: P06A10291
VIN:: 1GT4UREY0SF130935

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2025 GMC Sierra 2500HD

Denali Ultimate Crew Cab 4WD

13,956 kilometres

$124,525

Fair Deal

Brampton, ON

24 km away

Year:: 2025
Make:: GMC
Model:: Sierra 2500HD
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 470 hp 6.6L V8 Biodiesel
Exterior colour:: Black
Fuel type:: Biodiesel
Interior colour:: Brown
Transmission:: Automatic
Mileage:: 13,956
Stock number:: 316630
VIN:: 1GT4UXEY4SF316630

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2024 GMC Sierra 2500HD

Pro Regular Cab LB 4WD

19,389 kilometres

$59,995

Fair Deal

Omemee, ON

88 km away

Year:: 2024
Make:: GMC
Model:: Sierra 2500HD
Body type:: Pickup Truck
Doors:: 2 doors
Drivetrain:: Four-Wheel Drive
Engine:: 401 hp 6.6L V8
Exterior colour:: Summit White
Fuel type:: Gasoline
Transmission:: 6-Speed Automatic
Mileage:: 19,389
Stock number:: 1749
VIN:: 1GT39LE70RF341872

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2025 GMC Sierra 2500HD

New car

$87,145

Barrie, ON

65 km away

Year:: 2025
Make:: GMC
Model:: Sierra 2500HD
Body type:: Pickup Truck
Doors:: 2 doors
Drivetrain:: Four-Wheel Drive
Engine:: 470 hp 6.6L V8 Biodiesel
Exterior colour:: White
Fuel type:: Biodiesel
Transmission:: Automatic
Mileage:: 10
Stock number:: S00444
VIN:: 1GT3ULEY0SF182171

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2025 GMC Sierra 2500HD

New car

$102,670

Kitchener, ON

94 km away

Year:: 2025
Make:: GMC
Model:: Sierra 2500HD
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 470 hp 6.6L V8 Biodiesel
Exterior colour:: Black
Fuel type:: Biodiesel
Interior colour:: Black
Transmission:: Automatic
Mileage:: 17
Stock number:: 257430
VIN:: 1GT4UREY8SF278864

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2025 GMC Sierra 2500HD

New car

$119,974

Etobicoke, ON

17 km away

Year:: 2025
Make:: GMC
Model:: Sierra 2500HD
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 470 hp 6.6L V8 Biodiesel
Exterior colour:: Black
Fuel type:: Biodiesel
Interior colour:: Black
Transmission:: Automatic
Mileage:: 10
Stock number:: WG302497
VIN:: 1GT4UREY8SF302497

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2025 GMC Sierra 2500HD

New car

$104,853

Richmond Hill, ON

11 km away

Year:: 2025
Make:: GMC
Model:: Sierra 2500HD
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Exterior colour:: Black
Transmission:: Automatic
Mileage:: 10
Stock number:: SF324373
VIN:: 1GT4UREY1SF324373

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2025 GMC Sierra 2500HD

Denali Ultimate Crew Cab 4WD

2,500 kilometres

$123,734

Good Deal

Brampton, ON

24 km away

Year:: 2025
Make:: GMC
Model:: Sierra 2500HD
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 470 hp 6.6L V8 Biodiesel
Exterior colour:: Black
Fuel type:: Biodiesel
Interior colour:: Brown
Transmission:: Automatic
Mileage:: 2,500
Stock number:: 330281
VIN:: 1GT4UXEY9SF330281

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Reviews

FAQs

5 Overall rating

(1 reviews)

Christopher S

5.0

Reviewed a 2025 GMC Sierra 2500HD on Nov. 05, 2025

The 2025 GMC Sierra 2500HD stands out as a more refined and upscale version of the Silverado 2500, offering the same impressive power and towing capability with added luxury and tech touches. Its interior feels more premium, benefits from features like the MultiPro tailgate, and has a slightly smoother ride.

2025 GMC Sierra 2500HD FAQs

How much does the 2025 GMC Sierra 2500HD cost in Thornhill, ON?

The average 2025 GMC Sierra 2500HD costs about $95,046.79. The average price has decreased by -6.4% since last year. The 27 for sale near Thornhill, ON on CarGurus, range from $53,700 to $139,493 in price.

How many 2025 GMC Sierra 2500HD vehicles in Thornhill, ON have no reported accidents or damage?

27 out of 27 for sale near Thornhill, ON have no reported accidents or damage.

What fuel types are available?

Biodiesel, Gasoline engines are available.

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