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New & Used 2026 GMC Sierra 2500HD for Sale near Fort Collins, CO

295 results
Fort Collins, CO
2026 GMC Sierra 2500HD AT4 Crew Cab 4WD AutoNation Buick GMC Park Meadows

2026 GMC Sierra 2500HD

AT4 Crew Cab 4WD

8,894 miles

$77,777

Fair Deal
Lone Tree, CO
70 mi away
Year:
2026
Make:
GMC
Model:
Sierra 2500HD
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
470 hp 6.6L V8 Biodiesel
Exterior color:
Onyx Black
Fuel type:
Biodiesel
Interior color:
Jet Black With Kalahari Accents
Transmission:
Automatic
Mileage:
8,894
Stock number:
TF111789
VIN:
1GT4UPEY0TF111789

Sponsored

2025 GMC Sierra 2500HD AT4X Crew Cab 4WD

2025 GMC Sierra 2500HD

AT4X Crew Cab 4WD

52,109 miles

$74,991

Fair Deal
Lone Tree, CO
70 mi 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 color:
Red
Fuel type:
Biodiesel
Transmission:
Automatic
Mileage:
52,109
Stock number:
P9927A
VIN:
1GT4UZEY2SF134601

Sponsored

2026 GMC Sierra 2500HD Denali Crew Cab 4WD

2026 GMC Sierra 2500HD

Denali Crew Cab 4WD

2,741 miles

$87,995

Fair Deal
Denver, CO
58 mi away
Year:
2026
Make:
GMC
Model:
Sierra 2500HD
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
470 hp 6.6L V8 Biodiesel
Exterior color:
White
Fuel type:
Biodiesel
Interior color:
Black
Transmission:
10-Speed Automatic
Mileage:
2,741
Stock number:
179236
VIN:
1GT4UREY8TF179236

Sponsored

2025 GMC Sierra 2500HD Pro Crew Cab 4WD

2025 GMC Sierra 2500HD

Pro Crew Cab 4WD

29,304 miles

$53,537

Great Deal
Henderson, CO
50 mi 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 color:
Summit White
Fuel type:
Biodiesel
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
29,304
Stock number:
U16634
VIN:
1GT4ULEY5SF120561

2025 GMC Sierra 2500HD AT4 Crew Cab 4WD

2025 GMC Sierra 2500HD

AT4 Crew Cab 4WD

14,262 miles

$75,985

Fair Deal
Highlands Ranch, CO
70 mi 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 color:
Thunderstorm Gray
Fuel type:
Biodiesel
Interior color:
Jet Black
Transmission:
10-Speed Automatic
Mileage:
14,262
Stock number:
KM231735
VIN:
1GT4UPEY9SF231735

2025 GMC Sierra 2500HD AT4 Crew Cab 4WD

2025 GMC Sierra 2500HD

AT4 Crew Cab 4WD

12,755 miles

$74,995

Fair Deal
Frederick, CO
32 mi 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 color:
Summit White
Fuel type:
Biodiesel
Interior color:
Jet Black with Kalahari accents
Transmission:
Automatic
Mileage:
12,755
Stock number:
HQP21815
VIN:
1GT4UPEY0SF322649

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2025 GMC Sierra 2500HD

AT4 Crew Cab 4WD

10,750 miles

$73,995

Good Deal
Frederick, CO
32 mi 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 color:
Onyx Black
Fuel type:
Biodiesel
Interior color:
Jet Black with Kalahari accents
Transmission:
Automatic
Mileage:
10,750
Stock number:
HQP21775
VIN:
1GT4UPEY2SF325519

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2025 GMC Sierra 2500HD

AT4 Crew Cab 4WD

40,185 miles

$71,698

Fair Deal
Longmont, CO
29 mi 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 color:
Thunderstorm Gray
Fuel type:
Biodiesel
Interior color:
Jet Black With Kalahari Accents
Transmission:
Automatic
Mileage:
40,185
Stock number:
L179678
VIN:
1GT4UPEY3SF179678

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2025 GMC Sierra 2500HD

Denali Ultimate Crew Cab 4WD

6,960 miles

$86,768

Fair Deal
Greeley, CO
22 mi 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 color:
Onyx Black
Fuel type:
Biodiesel
Interior color:
Alpine Umber
Transmission:
Automatic
Mileage:
6,960
Stock number:
21623
VIN:
1GT4UXEY3SF120582

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2025 GMC Sierra 2500HD

Denali Ultimate Crew Cab 4WD

32,452 miles

$78,956

Fair Deal
Steamboat Springs, CO
93 mi 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 color:
White Frost Tricoat
Fuel type:
Biodiesel
Interior color:
Alpine Umber
Transmission:
Automatic
Mileage:
32,452
Stock number:
F1617C
VIN:
1GT4UXEY9SF254691

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2025 GMC Sierra 2500HD

AT4X Crew Cab 4WD

52,109 miles

$74,991

Fair Deal
Lone Tree, CO
70 mi 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 color:
Red
Fuel type:
Biodiesel
Transmission:
Automatic
Mileage:
52,109
Stock number:
P9927A
VIN:
1GT4UZEY2SF134601

Preparing for a close up...

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2026 GMC Sierra 2500HD

AT4 Crew Cab 4WD

8,894 miles

$77,777

Fair Deal
Lone Tree, CO
70 mi away
Year:
2026
Make:
GMC
Model:
Sierra 2500HD
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
470 hp 6.6L V8 Biodiesel
Exterior color:
Onyx Black
Fuel type:
Biodiesel
Interior color:
Jet Black With Kalahari Accents
Transmission:
Automatic
Mileage:
8,894
Stock number:
TF111789
VIN:
1GT4UPEY0TF111789

Preparing for a close up...

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2026 GMC Sierra 2500HD

Denali Crew Cab 4WD

2,741 miles

$87,995

Fair Deal
Denver, CO
58 mi away
Year:
2026
Make:
GMC
Model:
Sierra 2500HD
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
470 hp 6.6L V8 Biodiesel
Exterior color:
White
Fuel type:
Biodiesel
Interior color:
Black
Transmission:
10-Speed Automatic
Mileage:
2,741
Stock number:
179236
VIN:
1GT4UREY8TF179236

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2025 GMC Sierra 2500HD

Pro Double Cab 4WD

23,997 miles

$45,995

Fair Deal
Golden, CO
59 mi 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 color:
Summit White
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
23,997
Stock number:
26263A
VIN:
1GT5ULE79SF135513

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2025 GMC Sierra 2500HD

Denali Ultimate Crew Cab 4WD

17,384 miles

$85,324

Fair Deal
Longmont, CO
28 mi 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 color:
Black
Fuel type:
Biodiesel
Interior color:
Alpine Umber
Transmission:
Automatic
Mileage:
17,384
Stock number:
MN45928
VIN:
1GT4UXEY9SF253167

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2025 GMC Sierra 2500HD

Denali Ultimate Crew Cab 4WD

4,513 miles

$88,997

Fair Deal
Store transfer to Loveland, CO
896 mi away • Price includes $1,999 shipping Price includes $1,999 shipping
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 color:
Black
Fuel type:
Biodiesel
Interior color:
Brown
Transmission:
Automatic
Mileage:
4,513
Stock number:
28166416
VIN:
1GT4UXEY7SF226050

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2025 GMC Sierra 2500HD

New car | MSRP $95,754

$85,589

Boulder, CO
39 mi 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 color:
White Frost Tricoat
Fuel type:
Biodiesel
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
2,854
Stock number:
DT153324
VIN:
1GT4UREY9SF153324

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2025 GMC Sierra 2500HD

New car | MSRP $56,075

$49,475

Castle Rock, CO
85 mi 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 color:
Summit White
Fuel type:
Gasoline
Interior color:
Black
Transmission:
Automatic
Mileage:
6
Stock number:
SF310450
VIN:
1GT5ULE7XSF310450

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2026 GMC Sierra 2500HD

New car | MSRP $90,435

$85,197

Longmont, CO
29 mi away
Year:
2026
Make:
GMC
Model:
Sierra 2500HD
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
470 hp 6.6L V8 Biodiesel
Exterior color:
Onyx Black
Fuel type:
Biodiesel
Interior color:
Jet Black With Kalahari Accents
Transmission:
Automatic
Mileage:
5
Stock number:
L201861
VIN:
1GT4UPEY5TF201861

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2026 GMC Sierra 2500HD

New car | MSRP $79,420

Negotiable

Longmont, CO
29 mi away
Year:
2026
Make:
GMC
Model:
Sierra 2500HD
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
401 hp 6.6L V8
Exterior color:
Summit White
Fuel type:
Gasoline
Interior color:
Jet Black With Kalahari Accents
Transmission:
Automatic
Mileage:
64
Stock number:
G160584
VIN:
1GT4UPE78TF160584

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2025 GMC Sierra 2500HD

New car | MSRP $53,610

$44,499

Castle Rock, CO
85 mi 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 color:
Summit White
Fuel type:
Gasoline
Interior color:
Black
Transmission:
Automatic
Mileage:
10
Stock number:
SF241580
VIN:
1GT3ULE77SF241580

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2025 GMC Sierra 2500HD

New car | MSRP $98,020

$88,615

Henderson, CO
50 mi 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 color:
Summit White
Fuel type:
Biodiesel
Interior color:
Alpine Umber
Transmission:
Automatic
Mileage:
7
Stock number:
G250550
VIN:
1GT4UXEY3SF305845

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2026 GMC Sierra 2500HD

New car | MSRP $81,280

$78,375

Henderson, CO
50 mi away
Year:
2026
Make:
GMC
Model:
Sierra 2500HD
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
401 hp 6.6L V8
Exterior color:
Coastal Dune
Fuel type:
Gasoline
Interior color:
JET BLACK
Transmission:
Automatic
Mileage:
5
Stock number:
G260265
VIN:
1GT4UPE74TF184784

Preparing for a close up...

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2025 GMC Sierra 2500HD

Pro Double Cab 4WD

23,997 miles

$45,995

Fair Deal
Golden, CO
59 mi 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 color:
Summit White
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
23,997
Stock number:
26263A
VIN:
1GT5ULE79SF135513

Sponsored

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  2. / Used Cars
  3. / GMC Sierra 2500HD
  4. / 2026
  5. / Colorado
  6. / Fort Collins
FAQs

2026 GMC Sierra 2500HD FAQs

How many 2026 GMC Sierra 2500HD vehicles in Fort Collins, CO have no reported accidents or damage?

110 out of 112 for sale near Fort Collins, CO have no reported accidents or damage.

What fuel types are available?

Biodiesel, Gasoline engines are available.

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