Used GMC Sierra 2500HD SLT for Sale nearLongmont, CO
90 vehicles found
Shop with transparent pricing.
Only show listings that include dealer fees- Year:
- 2024
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Exterior color:
- Sterling Metallic
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 81,831
- Stock #:
- TF207179A
- VIN:
- 1GT49NEY1RF386523
Price drop
-$2,624
Sponsored by O'Meara GMC
2024 GMC Sierra 2500HD
SLT Crew Cab 4WD
81,831 mi
Thornton, CO
20 mi away
Good Deal
$58,787
$56,163
- Year:
- 2013
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 397 hp 6.6L V8 Diesel
- Exterior color:
- Gray (Graphite Blue Metallic)
- Fuel type:
- Diesel
- Interior color:
- Dark Titanium/Light Titanium
- Transmission:
- 6-Speed Automatic
- Mileage:
- 163,191
- Stock #:
- US63058B
- VIN:
- 1GT121C87DF154925
Sponsored Listing
2013 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
163,191 mi
Englewood, CO
38 mi away
Good Deal
$23,293
- 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:
- Dark Walnut/Slate
- Transmission:
- 10-Speed Automatic
- Mileage:
- 12,659
- Stock #:
- KM357963
- VIN:
- 1GT4UNE70SF357963
New arrival
Sponsored Listing
2025 GMC Sierra 2500HD
SLT Crew Cab 4WD
12,659 mi
Highlands Ranch, CO
42 mi away
Fair Deal
$65,726
- Year:
- 2022
- Make:
- GMC
- Model:
- Sierra 2500HD
- 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:
- 125,979
- Stock #:
- 26712B
- VIN:
- 1GT49NEY1NF351250
Price drop
-$3,740
2022 GMC Sierra 2500HD
SLT Crew Cab 4WD
125,979 mi
Golden, CO
31 mi away
Great Deal
$42,925
$39,984
- Year:
- 2023
- 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:
- Dark Walnut/Slate
- Transmission:
- 6-Speed Automatic
- Mileage:
- 103,462
- Stock #:
- 0027M
- VIN:
- 1GT59NE78PF224445
2023 GMC Sierra 2500HD
SLT Double Cab 4WD
103,462 mi
Home delivery from Neosho, MO
Price includes $933 shipping
Great Deal
$35,411
- Year:
- 2010
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 360 hp 6L V8
- Exterior color:
- Stealth Gray Metallic
- Fuel type:
- Gasoline
- Interior color:
- Brown (Tan)
- Transmission:
- 6-Speed Automatic
- Mileage:
- 129,994
- Stock #:
- 28740
- VIN:
- 1GT4K1BG9AF154376
2010 GMC Sierra 2500HD
SLT Crew Cab 4WD
129,994 mi
Greeley, CO
27 mi away
Good Deal
$19,199
- Year:
- 2022
- Make:
- GMC
- Model:
- Sierra 2500HD
- 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
- Transmission:
- Automatic
- Mileage:
- 92,644
- Stock #:
- TG358529C
- VIN:
- 1GT49NEY6NF189809
2022 GMC Sierra 2500HD
SLT Crew Cab 4WD
92,644 mi
Loveland, CO
19 mi away
Good Deal
$46,370
- Year:
- 2013
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 397 hp 6.6L V8 Diesel
- Exterior color:
- Gray (Graphite Blue Metallic)
- Fuel type:
- Diesel
- Interior color:
- Dark Titanium/Light Titanium
- Transmission:
- 6-Speed Automatic
- Mileage:
- 163,191
- Stock #:
- US63058B
- VIN:
- 1GT121C87DF154925
2013 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
163,191 mi
Englewood, CO
38 mi away
Good Deal
$23,293
- Year:
- 2016
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 397 hp 6.6L V8 Diesel
- Exterior color:
- Summit White
- Fuel type:
- Diesel
- Interior color:
- All-Terrain Jet Black/Spice Red
- Transmission:
- 6-Speed Automatic
- Mileage:
- 145,975
- Stock #:
- AR47206
- VIN:
- 1GT12TE87GF238661
New arrival
2016 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
145,975 mi
Longmont, CO
1 mi away
Fair Deal
$32,483
- Year:
- 2016
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 360 hp 6L V8 Flex Fuel Vehicle
- Exterior color:
- Gray (Iridium Metallic)
- Fuel type:
- Flex Fuel Vehicle
- Interior color:
- All-Terrain Jet Black/Spice Red
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 79,266
- Stock #:
- 2481A
- VIN:
- 1GT12TEGXGF109448
New arrival
2016 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
79,266 mi
Home delivery from Milton, WI
Price includes $856 shipping
Fair Deal
$35,344
- Year:
- 2018
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- Dark Slate Metallic
- Fuel type:
- Biodiesel
- Interior color:
- Dark Ash/Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 59,445
- Stock #:
- RF422802V
- VIN:
- 1GT12TEY0JF127859
2018 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
59,445 mi
Loveland, CO
19 mi away
Good Deal
$46,408
- 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:
- Dark Walnut/Slate
- Transmission:
- 10-Speed Automatic
- Mileage:
- 12,659
- Stock #:
- KM357963
- VIN:
- 1GT4UNE70SF357963
New arrival
2025 GMC Sierra 2500HD
SLT Crew Cab 4WD
12,659 mi
Highlands Ranch, CO
42 mi away
Fair Deal
$65,726
- Year:
- 2016
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 360 hp 6L V8 Flex Fuel Vehicle
- Exterior color:
- Onyx Black
- Fuel type:
- Flex Fuel Vehicle
- Transmission:
- Automatic
- Mileage:
- 70,969
- Stock #:
- F5006
- VIN:
- 1GT12TEG1GF260419
2016 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
70,969 mi
Home delivery from Grand Junction, CO
Price includes $280 shipping
Fair Deal
$33,874
- Year:
- 2015
- Make:
- GMC
- Model:
- Sierra 2500HD
- 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/Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 54,472
- Stock #:
- 8366
- VIN:
- 1GT12ZEG7FF180527
2015 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
54,472 mi
Home delivery from Price, UT
Price includes $242 shipping
Fair Deal
$35,736
- Year:
- 2015
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 397 hp 6.6L V8 Diesel
- Exterior color:
- Sonoma Red Metallic
- Fuel type:
- Diesel
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 95,932
- Stock #:
- 272386A
- VIN:
- 1GT12ZE86FF566994
New arrival
2015 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
95,932 mi
Boulder, CO
12 mi away
Fair Deal
$36,990
- Year:
- 2018
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- White
- Fuel type:
- Biodiesel
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 135,082
- Stock #:
- J28613
- VIN:
- 1GT12TEY3JF281983
Price drop
-$1,299
2018 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
135,082 mi
Longmont, CO
1 mi away
Fair Deal
$37,999
$36,999
- 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:
- Red
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 18,086
- Stock #:
- 139249
- VIN:
- 1GT4UNE74TF139249
2026 GMC Sierra 2500HD
SLT Crew Cab 4WD
18,086 mi
Home delivery from Addison, TX
Price includes $440 shipping
Good Deal
$61,660
- Year:
- 2022
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 401 hp 6.6L V8
- Exterior color:
- Silver
- Fuel type:
- Gasoline
- Transmission:
- Automatic
- Mileage:
- 163,115
- Stock #:
- P11987
- VIN:
- 1GT49NE75NF359505
2022 GMC Sierra 2500HD
SLT Crew Cab 4WD
163,115 mi
Home delivery from San Antonio, TX
Price includes $1,442 shipping
Great Deal
$31,587
- Year:
- 2017
- Make:
- GMC
- Model:
- Sierra 2500HD
- 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:
- Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 110,715
- Stock #:
- L2992
- VIN:
- 1GT12TEG3HF108479
2017 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
110,715 mi
Home delivery from Post Falls, ID
Price includes $1,572 shipping
Fair Deal
$33,567
- Year:
- 2015
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 397 hp 6.6L V8 Diesel
- Exterior color:
- Black
- Fuel type:
- Diesel
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 138,270
- Stock #:
- 537106
- VIN:
- 1GT12ZE84FF537106
2015 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
138,270 mi
Home delivery from Bridgewater, MA
Price includes $2,655 shipping
Fair Deal
$32,650
- Year:
- 2018
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- Red
- Fuel type:
- Biodiesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 128,515
- Stock #:
- 6513
- VIN:
- 1GT12TEY8JF251359
2018 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
128,515 mi
Home delivery from Mansfield, TX
Price includes $1,029 shipping
Fair Deal
$38,254
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- Black
- Fuel type:
- Biodiesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 101,186
- Stock #:
- 225828
- VIN:
- 1GT49NEY7MF225828
New arrival
2021 GMC Sierra 2500HD
SLT Crew Cab 4WD
101,186 mi
Home delivery from Tempe, AZ
Price includes $539 shipping
Fair Deal
$45,634
- Year:
- 2006
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Diesel
- Exterior color:
- Gray
- Fuel type:
- Diesel
- Interior color:
- Gray
- Transmission:
- Automatic
- Mileage:
- 180,171
- Stock #:
- 12686C
- VIN:
- 1GTHK23D16F200706
Price drop
-$1,000
2006 GMC Sierra 2500HD
SLT Crew Cab 4WD
180,171 mi
Home delivery from Springville, UT
Price includes $500 shipping
Good Deal
$19,290
$18,290
- Year:
- 2015
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 397 hp 6.6L V8 Diesel
- Exterior color:
- Sonoma Red Metallic
- Fuel type:
- Diesel
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 95,932
- Stock #:
- 272386A
- VIN:
- 1GT12ZE86FF566994
New arrival
Sponsored Listing
2015 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
95,932 mi
Boulder, CO
12 mi away
Fair Deal
$36,990
FAQs
How much does the GMC Sierra 2500HD SLT cost in Longmont, CO?
The average GMC Sierra 2500HD SLT costs about $20,219.97. The average price has decreased by -10.3% since last year. The 92 for sale near Longmont, CO on CarGurus, range from $16,344 to $77,007 in price.
How many GMC Sierra 2500HD SLT vehicles in Longmont, CO have no reported accidents or damage?
70 out of 92 for sale near Longmont, CO have no reported accidents or damage.
What fuel types are available?
Diesel, Flex Fuel Vehicle, Biodiesel, Gasoline engines are available.
*CarGurus meticulously monitors the prices of millions of pre-owned vehicle listings, offering users precise and up-to-date market insights. Historical pricing data excludes any additional dealer fees as of May 3, 2026.
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