Used GMC Sierra 3500HD SLE2 for Sale nearFort Collins, CO
371 vehicles found
Shop with transparent pricing.
Only show listings that include dealer fees- Year:
- 2025
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 401 hp 6.6L V8
- Exterior color:
- Thunderstorm Gray
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 10-Speed Automatic
- Mileage:
- 20,805
- Stock #:
- KM142525
- VIN:
- 1GT4UTE72SF142525
Sponsored by ClearShift
2025 GMC Sierra 3500HD
SLE Crew Cab 4WD
20,805 mi
Highlands Ranch, CO
70 mi away
Fair Deal
$57,740
- Year:
- 2016
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 397 hp 6.6L V8 Diesel
- Exterior color:
- Stone Blue Metallic
- Fuel type:
- Diesel
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 127,216
- Stock #:
- DL8933D
- VIN:
- 1GT42YE89GF117737
Price drop
-$1,300
Sponsored Listing
2016 GMC Sierra 3500HD
Denali Crew Cab LB DRW 4WD
127,216 mi
Denver, CO
62 mi away
Good Deal
$40,000
$38,700
- Year:
- 2024
- Make:
- GMC
- Model:
- Sierra 3500HD
- 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:
- 10-Speed Automatic
- Mileage:
- 44,836
- Stock #:
- JV147175
- VIN:
- 1GT49VEY4RF147175
Sponsored Listing
2024 GMC Sierra 3500HD
AT4 Crew Cab 4WD
44,836 mi
Highlands Ranch, CO
70 mi away
Fair Deal
$69,743
- Year:
- 2018
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- White Frost Tricoat
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 32,368
- Stock #:
- JF207577
- VIN:
- 1GT42YEY4JF207577
New arrival
2018 GMC Sierra 3500HD
Denali Crew Cab LB DRW 4WD
32,368 mi
Englewood, CO
66 mi away
Good Deal
$56,677
- Year:
- 2019
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 360 hp 6L V8 Flex Fuel Vehicle
- Exterior color:
- White
- Fuel type:
- Flex Fuel Vehicle
- Interior color:
- Gray
- Transmission:
- 6-Speed Automatic
- Mileage:
- 89,965
- Stock #:
- B52274
- VIN:
- 1GT42TCG0KF229350
2019 GMC Sierra 3500HD
Crew Cab 4WD
89,965 mi
Denver, CO
62 mi away
Good Deal
$28,987
- Year:
- 2024
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 401 hp 6.6L V8
- Exterior color:
- Titanium Rush Metallic
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 10-Speed Automatic
- Mileage:
- 47,162
- Stock #:
- JV159072
- VIN:
- 1GT49TE75RF159072
2024 GMC Sierra 3500HD
SLE Crew Cab LB 4WD
47,162 mi
Highlands Ranch, CO
70 mi away
Great Deal
$48,444
- Year:
- 2024
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 470 hp 6.6L V8 Biodiesel
- Exterior color:
- Sterling Metallic
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black With Kalahari Accents
- Transmission:
- Automatic
- Mileage:
- 9,512
- Stock #:
- RF148740T
- VIN:
- 1GT49VEY3RF148740
2024 GMC Sierra 3500HD
AT4 Crew Cab 4WD
9,512 mi
Wheat Ridge, CO
55 mi away
Good Deal
$72,399
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- Summit White
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black With Kalahari Accents, Perforated Front
- Transmission:
- Automatic
- Mileage:
- 53,113
- Stock #:
- TMF256143
- VIN:
- 1GT49VEY9MF256143
2021 GMC Sierra 3500HD
AT4 Crew Cab 4WD
53,113 mi
Highlands Ranch, CO
70 mi away
Fair Deal
$58,176
- Year:
- 2023
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- White Frost Tricoat
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 27,475
- Stock #:
- 110787
- VIN:
- 1GT49WEY0PF110787
New arrival
2023 GMC Sierra 3500HD
Denali Crew Cab 4WD
27,475 mi
Home delivery from Pendleton, IN
Price includes $1,526 shipping
Good Deal
$65,026
- Year:
- 2017
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- Summit White
- Fuel type:
- Biodiesel
- Interior color:
- Cocoa/Dark Sand
- Transmission:
- 6-Speed Automatic
- Mileage:
- 86,794
- Stock #:
- L244062
- VIN:
- 1GT42YEYXHF244062
New arrival
2017 GMC Sierra 3500HD
Denali Crew Cab LB DRW 4WD
86,794 mi
Longmont, CO
29 mi away
Fair Deal
$47,798
- Year:
- 2016
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 397 hp 6.6L V8 Diesel
- Exterior color:
- Stone Blue Metallic
- Fuel type:
- Diesel
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 127,216
- Stock #:
- DL8933D
- VIN:
- 1GT42YE89GF117737
Price drop
-$1,300
2016 GMC Sierra 3500HD
Denali Crew Cab LB DRW 4WD
127,216 mi
Denver, CO
62 mi away
Good Deal
$40,000
$38,700
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 401 hp 6.6L V8
- Exterior color:
- Black
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 178,895
- Stock #:
- T18114
- VIN:
- 1GT49WE76MF116032
2021 GMC Sierra 3500HD
Denali Crew Cab 4WD
178,895 mi
Brighton, CO
42 mi away
Great Deal
$31,100
- Year:
- 2017
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 360 hp 6L V8 Flex Fuel Vehicle
- Exterior color:
- Summit White
- Fuel type:
- Flex Fuel Vehicle
- Interior color:
- Dark Ash Seats With Jet Black Interior Accents
- Transmission:
- 6-Speed Automatic
- Mileage:
- 179,533
- Stock #:
- HF167366
- VIN:
- 1GT42VCG5HF167366
2017 GMC Sierra 3500HD
Base Crew Cab 4WD
179,533 mi
Denver, CO
52 mi away
Great Deal
$17,997
- Year:
- 2023
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Exterior color:
- White
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 73,045
- Stock #:
- 2025-607
- VIN:
- 1GT49SEY4PF134485
2023 GMC Sierra 3500HD
Pro Crew Cab 4WD
73,045 mi
Longmont, CO
29 mi away
Good Deal
$46,763
- Year:
- 2020
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- Gray (Dark Sky Metallic)
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 59,966
- Stock #:
- P183486
- VIN:
- 1GT49WEY7LF183486
New arrival
2020 GMC Sierra 3500HD
Denali Crew Cab 4WD
59,966 mi
Longmont, CO
29 mi away
Good Deal
$57,998
- Year:
- 2020
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 401 hp 6.6L V8
- Exterior color:
- Onyx Black
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 10-Speed Automatic
- Mileage:
- 69,096
- Stock #:
- KM225496
- VIN:
- 1GT49TE75LF225496
New arrival
2020 GMC Sierra 3500HD
SLE Crew Cab LB 4WD
69,096 mi
Highlands Ranch, CO
70 mi away
Fair Deal
$41,966
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 3500HD
- 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
- Transmission:
- Automatic
- Mileage:
- 15,058
- Stock #:
- 21702
- VIN:
- 1GT4UTEY5TF143243
2026 GMC Sierra 3500HD
SLE Crew Cab 4WD
15,058 mi
Greeley, CO
22 mi away
Fair Deal
$68,600
- Year:
- 2023
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- Black (Ebony Twilight Metallic)
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- 10-Speed Automatic
- Mileage:
- 26,691
- Stock #:
- KM240210
- VIN:
- 1GT49WEY3PF240210
Price drop
-$1,424
2023 GMC Sierra 3500HD
Denali Crew Cab LB 4WD
26,691 mi
Highlands Ranch, CO
70 mi away
Fair Deal
$69,166
$67,742
- Year:
- 2023
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- Cayenne Red Tintcoat
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black, Perforated Leather-Appointed Front Outb
- Transmission:
- Automatic
- Mileage:
- 68,891
- Stock #:
- TPF192320
- VIN:
- 1GT49UEY4PF192320
2023 GMC Sierra 3500HD
SLT Crew Cab 4WD
68,891 mi
Highlands Ranch, CO
70 mi away
Fair Deal
$56,662
- Year:
- 2019
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- Black
- Fuel type:
- Biodiesel
- Transmission:
- 6-Speed Automatic
- Mileage:
- 102,464
- Stock #:
- L141950
- VIN:
- 1GT42VEY9KF141950
New arrival
2019 GMC Sierra 3500HD
SLT Crew Cab 4WD
102,464 mi
Longmont, CO
29 mi away
Fair Deal
$44,213
- Year:
- 2020
- Make:
- GMC
- Model:
- Sierra 3500HD
- 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:
- 6-Speed Automatic
- Mileage:
- 76,571
- Stock #:
- C26029B
- VIN:
- 1GT49TE76LF248155
2020 GMC Sierra 3500HD
SLE Crew Cab 4WD
76,571 mi
Home delivery from Gillette, WY
Price includes $348 shipping
Great Deal
$36,647
- Year:
- 2025
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 470 hp 6.6L V8 Biodiesel
- Exterior color:
- Sterling Metallic
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 8,497
- Stock #:
- SF262974C
- VIN:
- 1GT4UWEY3SF262974
2025 GMC Sierra 3500HD
Denali Crew Cab 4WD
8,497 mi
Castle Rock, CO
85 mi away
Good Deal
$75,198
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- Black (Ebony Twilight Metallic)
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 125,924
- Stock #:
- 337422A
- VIN:
- 1GT49WEY1MF303915
Price drop
-$1,898
2021 GMC Sierra 3500HD
Denali Crew Cab 4WD
125,924 mi
Loveland, CO
12 mi away
Good Deal
$48,729
$47,525
- Year:
- 2020
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- Quicksilver Metallic
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 107,980
- Stock #:
- L295479
- VIN:
- 1GT49WEY0LF295479
New arrival
Sponsored Listing
2020 GMC Sierra 3500HD
Denali Crew Cab 4WD
107,980 mi
Longmont, CO
29 mi away
Fair Deal
$52,306
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