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New & Used 2026 GMC Sierra 2500HD for Sale near Thornton, ON

428 results
Barrie, ON
2025 GMC Sierra 2500HD Denali Crew Cab 4WD Robinson Chevrolet Buick GMC Simcoe

2025 GMC Sierra 2500HD

Denali Crew Cab 4WD

3,000 kilometres

$102,999

Fair Deal
Certified Pre-Owned
Simcoe, ON
176 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:
White
Fuel type:
Biodiesel
Interior colour:
Black
Transmission:
Automatic
Mileage:
3,000
Stock number:
25T212
VIN:
1GT4UREY4SF334184

Sponsored

2025 GMC Sierra 2500HD Denali Crew Cab 4WD

2025 GMC Sierra 2500HD

Denali Crew Cab 4WD

39,655 kilometres

$92,995

Fair Deal
Clarington, ON
96 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:
White
Fuel type:
Biodiesel
Transmission:
Automatic
Mileage:
39,655
Stock number:
P06A10291
VIN:
1GT4UREY0SF130935

Sponsored

2025 GMC Sierra 2500HD Pro Double Cab 4WD

2025 GMC Sierra 2500HD

Pro Double Cab 4WD

24,346 kilometres

$64,758

Good Deal
Hamilton, ON
133 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

Sponsored

2025 GMC Sierra 2500HD SLE Crew Cab 4WD

2025 GMC Sierra 2500HD

SLE Crew Cab 4WD

26,203 kilometres

$79,900

Good Deal
Etobicoke, ON
85 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

2025 GMC Sierra 2500HD AT4 Crew Cab 4WD

2025 GMC Sierra 2500HD

AT4 Crew Cab 4WD

33,733 kilometres

$96,980

Good Deal
Barrie, ON
4 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
Transmission:
Automatic
Mileage:
33,733
Stock number:
F231408A
VIN:
1GT4UPEY2SF302841

2025 GMC Sierra 2500HD Pro Double Cab 4WD

2025 GMC Sierra 2500HD

Pro Double Cab 4WD

24,346 kilometres

$64,758

Good Deal
Hamilton, ON
133 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

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2025 GMC Sierra 2500HD

Denali Crew Cab 4WD

43,402 kilometres

$89,995

Fair Deal
Aurora, ON
43 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:
GXP15-DOWNPOUR MET
Fuel type:
Biodiesel
Transmission:
Automatic
Mileage:
43,402
Stock number:
US4099
VIN:
1GT4UREY6SF155242

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2025 GMC Sierra 2500HD

Denali Ultimate Crew Cab 4WD

13,956 kilometres

$124,525

Fair Deal
Brampton, ON
70 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

Preparing for a close up...

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2025 GMC Sierra 2500HD

Denali Crew Cab 4WD

39,655 kilometres

$92,995

Fair Deal
Clarington, ON
96 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:
White
Fuel type:
Biodiesel
Transmission:
Automatic
Mileage:
39,655
Stock number:
P06A10291
VIN:
1GT4UREY0SF130935

Preparing for a close up...

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2025 GMC Sierra 2500HD

Denali Crew Cab 4WD

3,000 kilometres

$102,999

Fair Deal
Certified Pre-Owned
Simcoe, ON
176 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:
White
Fuel type:
Biodiesel
Interior colour:
Black
Transmission:
Automatic
Mileage:
3,000
Stock number:
25T212
VIN:
1GT4UREY4SF334184

Preparing for a close up...

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2025 GMC Sierra 2500HD

SLT Crew Cab 4WD

20,812 kilometres

$89,999

Fair Deal
Ingersoll, ON
176 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
Transmission:
Automatic
Mileage:
20,812
Stock number:
26127A
VIN:
1GT4UNEY0SF364923

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2025 GMC Sierra 2500HD

Denali Ultimate Crew Cab 4WD

2,500 kilometres

$123,734

Fair Deal
Brampton, ON
70 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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2025 GMC Sierra 2500HD

New car

$85,381

Barrie, ON
4 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

$73,068

Trenton, ON
169 km away
Year:
2025
Make:
GMC
Model:
Sierra 2500HD
Body type:
Pickup Truck
Doors:
2 doors
Drivetrain:
Four-Wheel Drive
Engine:
401 hp 6.6L V8
Exterior colour:
White
Fuel type:
Gasoline
Interior colour:
Black
Transmission:
Automatic
Mileage:
18
Stock number:
7371
VIN:
1GT3ULE78SF246187

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2025 GMC Sierra 2500HD

New car

$102,670

Kitchener, ON
122 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

$86,749

Cobourg, ON
129 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:
Onyx Black
Fuel type:
Biodiesel
Interior colour:
Jet Black
Transmission:
Automatic
Mileage:
8
Stock number:
T75190
VIN:
1GT3UMEY1SF275190

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2025 GMC Sierra 2500HD

New car

$111,980

Belleville, ON
183 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
Transmission:
Automatic
Mileage:
5
Stock number:
SF302476
VIN:
1GT4UREY0SF302476

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2025 GMC Sierra 2500HD

New car

$103,411

Bracebridge, ON
79 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:
15
Stock number:
25444
VIN:
1GT4UREY8SF302497

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2025 GMC Sierra 2500HD

New car

$118,853

Richmond Hill, ON
57 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
Transmission:
Automatic
Mileage:
10
Stock number:
SF324373
VIN:
1GT4UREY1SF324373

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2025 GMC Sierra 2500HD

New car

$124,710

Markham, 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:
Brown
Transmission:
Automatic
Mileage:
88
Stock number:
324477
VIN:
1GT4UXEY7SF324477

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2025 GMC Sierra 2500HD

New car

$80,446

Woodbridge, ON
66 km away
Year:
2025
Make:
GMC
Model:
Sierra 2500HD
Body type:
Pickup Truck
Doors:
2 doors
Drivetrain:
Four-Wheel Drive
Engine:
401 hp 6.6L V8
Exterior colour:
White
Fuel type:
Gasoline
Transmission:
Automatic
Mileage:
10
Stock number:
532069
VIN:
1GT3ULE74SF324254

Preparing for a close up...

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2025 GMC Sierra 2500HD

New car

$111,616

Welland, ON
154 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:
Onyx Black
Fuel type:
Biodiesel
Interior colour:
Jet Black
Transmission:
Automatic
Mileage:
27
Stock number:
36042
VIN:
1GT4UREYXSF335520

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2025 GMC Sierra 2500HD

New car

$109,502

Niagara Falls, ON
147 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:
Silver
Fuel type:
Biodiesel
Interior colour:
Black
Transmission:
Automatic
Mileage:
10
Stock number:
432B11328
VIN:
1GT4UNEY3SF342351

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2025 GMC Sierra 2500HD

Denali Ultimate Crew Cab 4WD

2,500 kilometres

$123,734

Fair Deal
Brampton, ON
70 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

Sponsored

  1. Home
  2. / Used Cars
  3. / GMC Sierra 2500HD
  4. / 2026
  5. / Ontario
  6. / Thornton
FAQs

2026 GMC Sierra 2500HD FAQs

How much does the 2026 GMC Sierra 2500HD cost in Thornton, ON?

The average 2026 GMC Sierra 2500HD costs about $124,697.08. The average price has increased by 2.5% since last year. The 13 for sale near Thornton, ON on CarGurus, range from $79,900 to $135,493 in price.

How many 2026 GMC Sierra 2500HD vehicles in Thornton, ON have no reported accidents or damage?

13 out of 13 for sale near Thornton, ON have no reported accidents or damage.

What fuel types are available?

Biodiesel engines are available.

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