Used Gray GMC Sierra 3500HD for Sale in Fort Morgan, CO
64 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:
- 470 hp 6.6L V8 Biodiesel
- Exterior color:
- Thunderstorm Gray
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black With Kalahari Accents
- Transmission:
- Automatic
- Mileage:
- 13,345
- Stock #:
- 6651AX-1
- VIN:
- 1GT4UVEY7SF187464
Sponsored Listing
2025 GMC Sierra 3500HD
AT4 Crew Cab 4WD
13,345 mi
Fort Collins, CO
68 mi away
Fair Deal
$80,635
- 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:
- Gray
- Fuel type:
- Biodiesel
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 67,807
- Stock #:
- T84335
- VIN:
- 1GT42WEY9KF184335
2019 GMC Sierra 3500HD
Denali Crew Cab LB DRW 4WD
67,807 mi
Home delivery from Orem, UT
Price includes $622 shipping
Good Deal
$49,864
- 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:
- Gray
- Fuel type:
- Biodiesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 7
- Stock #:
- TF379790
- VIN:
- 1GT4UWEY6TF379790
2026 GMC Sierra 3500HD
Denali Crew Cab 4WD
Home delivery from Vernon, TX
Price includes $1,222 shipping
New car
MSRP $93,920
$85,444
- 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:
- Gray
- Fuel type:
- Biodiesel
- Transmission:
- Automatic
- Mileage:
- 24
- Stock #:
- TF254878
- VIN:
- 1GT4UYEY4TF254878
2026 GMC Sierra 3500HD
Denali Ultimate Crew Cab 4WD
Home delivery from Kellogg, ID
Price includes $2,038 shipping
New car
MSRP $105,535
$100,310
- 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:
- Gray
- Fuel type:
- Biodiesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 41,900
- Stock #:
- TSF107518
- VIN:
- 1GT4UVEY0SF107518
2025 GMC Sierra 3500HD
AT4 Crew Cab 4WD
41,900 mi
Home delivery from Vernon, TX
Price includes $1,222 shipping
Good Deal
$69,720
- 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:
- Thunderstorm Gray
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black With Kalahari Accents
- Transmission:
- Automatic
- Mileage:
- 13,345
- Stock #:
- 6651AX-1
- VIN:
- 1GT4UVEY7SF187464
2025 GMC Sierra 3500HD
AT4 Crew Cab 4WD
13,345 mi
Fort Collins, CO
68 mi away
Fair Deal
$80,635
- 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:
- Gray
- Fuel type:
- Biodiesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 2
- Stock #:
- TF402650
- VIN:
- 1GT4UUEY2TF402650
2026 GMC Sierra 3500HD
SLT Crew Cab 4WD
Home delivery from Vernon, TX
Price includes $1,222 shipping
New car
MSRP $86,735
$78,684
- 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:
- Gray
- Fuel type:
- Biodiesel
- Transmission:
- Automatic
- Mileage:
- 7
- Stock #:
- TF378020
- VIN:
- 1GT4UYEY2TF378020
2026 GMC Sierra 3500HD
Denali Ultimate Crew Cab 4WD
Home delivery from Kellogg, ID
Price includes $2,038 shipping
New car
MSRP $105,535
No Price Listed
- Year:
- 2008
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- 4X2
- Engine:
- 365 hp 6.6L V8 Diesel
- Exterior color:
- Steel Gray Metallic
- Fuel type:
- Diesel
- Interior color:
- DARK TITANIUM/LIGHT TITANIUM, ULTRASOFT LEATHER-AP
- Transmission:
- Automatic
- Mileage:
- 150,296
- Stock #:
- UT165
- VIN:
- 1GTJC39648E139650
2008 GMC Sierra 3500HD
SLT Ext. Cab DRW
150,296 mi
Home delivery from Bismarck, ND
Price includes $724 shipping
Fair Deal
$20,114
- 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:
- Gray
- Fuel type:
- Biodiesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 65,294
- Stock #:
- OEMCRF312201TA
- VIN:
- 1GT49VEY5RF312201
2024 GMC Sierra 3500HD
AT4 Crew Cab 4WD
65,294 mi
Fort Collins, CO
68 mi away
Good Deal
$62,544
- 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:
- Gray
- Fuel type:
- Biodiesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 7
- Stock #:
- TF353551
- VIN:
- 1GT4UVEY9TF353551
2026 GMC Sierra 3500HD
AT4 Crew Cab 4WD
Home delivery from Kellogg, ID
Price includes $2,038 shipping
New car
MSRP $91,215
No Price Listed
- 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:
- Gray
- Fuel type:
- Biodiesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 6
- Stock #:
- TF287485
- VIN:
- 1GT4UWEY1TF287485
2026 GMC Sierra 3500HD
Denali Crew Cab 4WD
Home delivery from Kellogg, ID
Price includes $2,038 shipping
New car
MSRP $92,580
No Price Listed
- 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:
- 164,017
- Stock #:
- S21A
- VIN:
- 1GT49WEY4LF249072
Price drop
-$1,100
2020 GMC Sierra 3500HD
Denali Crew Cab 4WD
164,017 mi
Home delivery from Glenwood Springs, CO
Free home delivery
Good Deal
$43,453
$42,353
- 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:
- Gray
- Fuel type:
- Biodiesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 5
- Stock #:
- TF376947
- VIN:
- 1GT4UVEY6TF376947
2026 GMC Sierra 3500HD
AT4 Crew Cab 4WD
Home delivery from Kellogg, ID
Price includes $2,038 shipping
New car
MSRP $90,215
No Price Listed
- Year:
- 2011
- 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:
- Stealth Gray Metallic
- Fuel type:
- Diesel
- Interior color:
- Black (Ebony)
- Transmission:
- 6-Speed Automatic
- Mileage:
- 150,572
- Stock #:
- P10555A
- VIN:
- 1GT426C86BF237351
2011 GMC Sierra 3500HD
Denali Crew Cab SB 4WD
150,572 mi
Home delivery from Colorado Springs, CO
Price includes $164 shipping
Fair Deal
$28,862
- 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:
- Gray
- Fuel type:
- Biodiesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 6
- Stock #:
- TF399975
- VIN:
- 1GT4UWEY8TF399975
2026 GMC Sierra 3500HD
Denali Crew Cab 4WD
Home delivery from Vernon, TX
Price includes $1,222 shipping
New car
MSRP $93,920
$85,444
- 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:
- Gray
- Fuel type:
- Biodiesel
- Transmission:
- Automatic
- Mileage:
- 7
- Stock #:
- TF279988
- VIN:
- 1GT4UYEY4TF279988
2026 GMC Sierra 3500HD
Denali Ultimate Crew Cab 4WD
Home delivery from Kellogg, ID
Price includes $2,038 shipping
New car
MSRP $105,435
No Price Listed
- 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:
- Gray
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 82,913
- Stock #:
- A23199
- VIN:
- 1GT49TEY9RF243646
2024 GMC Sierra 3500HD
SLE Crew Cab 4WD
82,913 mi
Home delivery from Logan, UT
Price includes $429 shipping
Good Deal
$50,823
- 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:
- Gray
- Fuel type:
- Biodiesel
- Transmission:
- Automatic
- Mileage:
- 15
- Stock #:
- TF255651
- VIN:
- 1GT4UYEY3TF255651
2026 GMC Sierra 3500HD
Denali Ultimate Crew Cab 4WD
Home delivery from Kellogg, ID
Price includes $2,038 shipping
New car
MSRP $105,535
$100,310
- 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:
- Gray
- Fuel type:
- Biodiesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 6
- Stock #:
- TF336090
- VIN:
- 1GT4UVEY2TF336090
2026 GMC Sierra 3500HD
AT4 Crew Cab 4WD
Home delivery from Kellogg, ID
Price includes $2,038 shipping
New car
MSRP $90,415
No Price Listed
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 401 hp 6.6L V8
- Exterior color:
- Gray
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 7
- Stock #:
- TF376521
- VIN:
- 1GT4UVE76TF376521
2026 GMC Sierra 3500HD
AT4 Crew Cab 4WD
Home delivery from Kellogg, ID
Price includes $2,038 shipping
New car
MSRP $81,770
No Price Listed
- 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:
- Gray
- Fuel type:
- Biodiesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 10
- Stock #:
- TF377788
- VIN:
- 1GT4UVEY6TF377788
2026 GMC Sierra 3500HD
AT4 Crew Cab 4WD
Home delivery from Kellogg, ID
Price includes $2,038 shipping
New car
MSRP $90,510
No Price Listed
- 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:
- [G1C] Light Steel Gray Metallic
- Fuel type:
- Diesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 108,587
- Stock #:
- 26528
- VIN:
- 1GT42YE89GF236288
![[G1C] Light Steel Gray Metallic 2016 GMC Sierra 3500HD Pickup Truck Four-Wheel Drive Automatic](https://static.cargurus.com/images/forsale/2026/10/20/17/24/2016_gmc_sierra_3500hd-pic-8760057020924890026-1024x768.jpeg?io=true&width=640&height=480&fit=bounds&format=jpg&auto=webp)
New arrival
2016 GMC Sierra 3500HD
Denali Crew Cab LB DRW 4WD
108,587 mi
Home delivery from Searcy, AR
Free home delivery
Good Deal
$42,500
- 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:
- Gray
- Fuel type:
- Biodiesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 12
- Stock #:
- TF351479
- VIN:
- 1GT4UVEY6TF351479
2026 GMC Sierra 3500HD
AT4 Crew Cab 4WD
Home delivery from Kellogg, ID
Price includes $2,038 shipping
New car
MSRP $87,085
No Price Listed
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