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:
- 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
Sponsored by ClearShift
2020 GMC Sierra 3500HD
SLE Crew Cab LB 4WD
69,096 mi
Highlands Ranch, CO
70 mi away
Fair Deal
$41,966
- 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
Sponsored Listing
2017 GMC Sierra 3500HD
Denali Crew Cab LB DRW 4WD
86,794 mi
Longmont, CO
29 mi away
Fair Deal
$47,798
- 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
Sponsored Listing
2024 GMC Sierra 3500HD
AT4 Crew Cab 4WD
9,512 mi
Wheat Ridge, CO
55 mi away
Good Deal
$72,399
- 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:
- 2024
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Exterior color:
- Summit White
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 42,351
- Stock #:
- CU16968
- VIN:
- 1GT49SEYXRF265083
New arrival
Sponsored Listing
2024 GMC Sierra 3500HD
Pro Crew Cab 4WD
42,351 mi
Henderson, CO
50 mi away
Fair Deal
$55,593
Relevant articles
George Kennedy
The Best Dually Trucks of 2026
Trucks have gone quite lux lately, and are more often used to get around town than to get work done. The most capable of these trucks are nicknamed “duallies”, which those equipped with dual rear wheels.
Mark Takahashi
GMC Sierra 3500HD Buying Guide: Cost, Reliability, and the Best Years to Buy
Discover the ultimate buying guide for purchasing a used GMC Sierra 3500HD covering each generation since 1988. Whether you're a first-time buyer or a GMC enthusiast, this comprehensive overview will help you research your next pre-owned GMC Sierra 3500HD.
Chris Teague
2025 GMC Sierra 3500HD Pricing, Specs, and Release Date
Like its slightly less beefy 2500HD sibling, the 2025 GMC Sierra 3500HD offers added features for the new model year, including a standard trailer brake controller.
GMC Sierra 3500HD Denali in Fort Collins COGMC Sierra 3500HD SLT in Fort Collins COGMC Sierra 3500HD SLE in Fort Collins COGMC Sierra 3500HD Base in Fort Collins COGMC Sierra 3500HD Work Truck in Fort Collins COGMC Sierra 3500HD RWDGMC Sierra 3500HD SLE1 in Fort Collins COGMC Sierra 3500HD SLE2 in Fort Collins CO
GMC Sierra 3500HD in Fort Collins COOBS 1990s-era Chevy and Ford Trucks for Sale in Fort Collins COUsed GMC Electric Cars for SaleLifted GMC trucks for sale in Fort Collins COReliable Cars for Sale in Fort Collins COOne Ton Trucks for Sale in Fort Collins COGM Certified Preowned Vehicles for Sale Near Fort Collins COReliable Cheap Cars For Sale in Fort Collins CO
All Used CarsManual Transmission CarsLuxury CarsCars with Red InteriorCheap Manual CarsHybrid CarsSports CarsElectric SUVsCheap TrucksSmall CarsThird Row SUVsThree Quarter Ton TrucksLifted TrucksManual Transmission TrucksDiesel TrucksHybrid SUVsDually TrucksOne Ton TrucksCheap SUVsLifted Ford Trucks4x4 TrucksWork TrucksAWD SUVsFord TrucksChevrolet TrucksToyota TrucksTrucks Under $10,000Cars Under $15,000Sports Cars Under $20,000Trucks Under $20,000Used Sedans for Sale with Low Mileage in Fort CollinsUsed SUVs / Crossovers for Sale with Low Mileage in Fort CollinsUsed Hatchbacks for Sale with Low Mileage in Fort CollinsUsed Convertibles for Sale with Low Mileage in Fort CollinsUsed Vans for Sale with Low Mileage in Fort CollinsUsed Minivans for Sale with Low Mileage in Fort CollinsUsed Pickup Trucks for Sale with Low Mileage in Fort CollinsUsed Coupes for Sale with Low Mileage in Fort CollinsUsed Wagons for Sale with Low Mileage in Fort Collins
