Used Gray GMC Sierra 2500HD for Sale inUnity, ME
41 vehicles found
Shop with transparent pricing.
Only show listings that include dealer fees- 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:
- Gray
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 14,560
- Stock #:
- 9856X
- VIN:
- 1GT4UME72SF366447
2025 GMC Sierra 2500HD
SLE Crew Cab 4WD
14,560 mi
Home delivery from Grand Island, NY
Price includes $735 shipping
Great Deal
$53,905
- Year:
- 2020
- Make:
- GMC
- Model:
- Sierra 2500HD
- 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:
- 122,840
- Stock #:
- 36875686578
- VIN:
- 1GT49RE7XLF316007
2020 GMC Sierra 2500HD
Denali Crew Cab 4WD
122,840 mi
Home delivery from Hampton Falls, NH
Price includes $206 shipping
Great Deal
$39,190
- Year:
- 2024
- Make:
- GMC
- Model:
- Sierra 2500HD
- 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 With Kalahari Accents
- Transmission:
- Automatic
- Mileage:
- 59,993
- Stock #:
- 7942P
- VIN:
- 1GT49PE76RF365086
New arrival
2024 GMC Sierra 2500HD
AT4 Crew Cab 4WD
59,993 mi
Home delivery from Mystic, CT
Price includes $258 shipping
Great Deal
$58,832
- Year:
- 2024
- 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:
- Automatic
- Mileage:
- 50,068
- Stock #:
- ZC26111
- VIN:
- 1GT19PEY4RF316982
2024 GMC Sierra 2500HD
AT4 Crew Cab 4WD
50,068 mi
Home delivery from Hicksville, OH
Price includes $1,010 shipping
Great Deal
$64,399
- 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:
- Gray
- Fuel type:
- Biodiesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 45,460
- Stock #:
- 116317
- VIN:
- 1GT4UMEYXSF116317
New arrival
2025 GMC Sierra 2500HD
SLE Crew Cab 4WD
45,460 mi
Home delivery from Baltimore, OH
Price includes $1,126 shipping
Good Deal
$57,076
- Year:
- 2024
- 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:
- Dark Gray
- Fuel type:
- Biodiesel
- Interior color:
- Alpine Umber
- Transmission:
- Automatic
- Mileage:
- 34,365
- Stock #:
- 22701A
- VIN:
- 1GT19XEY0RF207712
2024 GMC Sierra 2500HD
Denali Ultimate Crew Cab 4WD
34,365 mi
Home delivery from Tampa, FL
Price includes $1,418 shipping
Great Deal
$74,396
- 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:
- Gray
- Fuel type:
- Diesel
- Interior color:
- Brown (Beige)
- Transmission:
- Automatic
- Mileage:
- 136,854
- Stock #:
- 14876
- VIN:
- 1GT12TE83GF202112
2016 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
136,854 mi
Home delivery from North Smithfield, RI
Price includes $326 shipping
Fair Deal
$35,734
- Year:
- 2024
- 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:
- Gray
- Fuel type:
- Biodiesel
- Transmission:
- Automatic
- Mileage:
- 39,000
- Stock #:
- R-32845
- VIN:
- 1GT49NEY0RF368546
2024 GMC Sierra 2500HD
SLT Crew Cab 4WD
39,000 mi
Home delivery from Flowery Branch, GA
Price includes $2,638 shipping
Fair Deal
$67,736
- 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:
- Gray
- Fuel type:
- Biodiesel
- Interior color:
- Brown
- Transmission:
- Automatic
- Mileage:
- 43,703
- Stock #:
- 3591
- VIN:
- 1GT4UXEY6SF197740
Price drop
-$4,000
2025 GMC Sierra 2500HD
Denali Ultimate Crew Cab 4WD
43,703 mi
Home delivery from Salt Lake City, UT
Price includes $2,153 shipping
Good Deal
$80,148
$76,148
- 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:
- Gray (Iridium Metallic)
- Fuel type:
- Diesel
- Transmission:
- Automatic
- Mileage:
- 154,837
- Stock #:
- 16150
- VIN:
- 1GT120E87FF582469
2015 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
154,837 mi
Home delivery from Spearfish, SD
Price includes $2,111 shipping
Fair Deal
$35,304
- 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:
- Gray
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 13,924
- Stock #:
- 2451
- VIN:
- 1GT1UPEYXSF186503
Price drop
-$2,000
2025 GMC Sierra 2500HD
AT4 Crew Cab 4WD
13,924 mi
Home delivery from Milton, WI
Price includes $982 shipping
Good Deal
$75,370
$73,370
- Year:
- 2024
- 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:
- Automatic
- Mileage:
- 11,871
- Stock #:
- A17363N
- VIN:
- 1GT19PEY7RF403498
2024 GMC Sierra 2500HD
AT4 Crew Cab 4WD
11,871 mi
Home delivery from Saint Charles, MO
Price includes $1,161 shipping
Good Deal
$73,082
- 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:
- Stealth Gray Metallic
- Fuel type:
- Diesel
- Interior color:
- Black (Ebony)
- Transmission:
- 6-Speed Automatic
- Mileage:
- 106,796
- Stock #:
- T145133
- VIN:
- 1GT121E8XDF145133
New arrival
2013 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
106,796 mi
Home delivery from Wesley Chapel, FL
Price includes $1,670 shipping
Good Deal
$29,185
- 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:
- Gray
- Fuel type:
- Biodiesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 117,324
- Stock #:
- 219778
- VIN:
- 1GT49REY0MF219778
2021 GMC Sierra 2500HD
Denali Crew Cab 4WD
117,324 mi
Home delivery from Tyler, TX
Price includes $2,442 shipping
Fair Deal
$51,587
- 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:
- Black (Obsidian Rush)
- Transmission:
- Automatic
- Mileage:
- 25,622
- Stock #:
- 11064
- VIN:
- 1GT4UZEY7SF251333
New arrival
2025 GMC Sierra 2500HD
AT4X Crew Cab 4WD
25,622 mi
Home delivery from Sioux Falls, SD
Price includes $2,031 shipping
Fair Deal
$81,977
- Year:
- 2012
- 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
- Fuel type:
- Diesel
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 96,786
- Stock #:
- L2782
- VIN:
- 1GT125E87CF208050
2012 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
96,786 mi
Home delivery from Post Falls, ID
Price includes $4,506 shipping
Fair Deal
$35,501
- Year:
- 2024
- 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:
- Gray
- Fuel type:
- Biodiesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 53,366
- Stock #:
- p4448
- VIN:
- 1GT49ZEY6RF228959
2024 GMC Sierra 2500HD
AT4X Crew Cab 4WD
53,366 mi
Home delivery from Blair, NE
Price includes $1,363 shipping
Fair Deal
$75,038
- 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:
- Gray
- Fuel type:
- Biodiesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 16,592
- Stock #:
- C5014
- VIN:
- 1GT4UPEY5SF323828
2025 GMC Sierra 2500HD
AT4 Crew Cab 4WD
16,592 mi
Home delivery from Plattsmouth, NE
Price includes $1,569 shipping
Good Deal
$74,158
- 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
- Fuel type:
- Diesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 123,127
- Stock #:
- 153274
- VIN:
- 1GT125E83DF153274
2013 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
123,127 mi
Home delivery from Baton Rouge, LA
Price includes $1,982 shipping
Fair Deal
$34,406
- 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:
- Gray (Iridium Metallic)
- Fuel type:
- Diesel
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 122,976
- Stock #:
- MK3036
- VIN:
- 1GT22TE80GZ102262
2016 GMC Sierra 2500HD
SLT Double Cab SB 4WD
122,976 mi
Home delivery from Epsom, NH
Price includes $137 shipping
Fair Deal
$33,835
- Year:
- 2020
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Exterior color:
- Gray
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 35,926
- Stock #:
- 70002517
- VIN:
- 1GT49REY2LF304815
2020 GMC Sierra 2500HD
Denali Crew Cab 4WD
35,926 mi
Store transfer to South Portland, ME
Price includes $1,999 shipping
Fair Deal
$60,997
- Year:
- 2024
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Exterior color:
- Gray
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 44,219
- Stock #:
- NC3394
- VIN:
- 1GT49ZEYSRF333394
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New arrival
2024 GMC Sierra 2500HD
AT4X Crew Cab 4WD
44,219 mi
Home delivery from Medford, NY
Price includes $476 shipping
Good Deal
$70,646
- 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:
- Gray
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 6
- Stock #:
- 26102
- VIN:
- 1GT4UPE7XTF284243
2026 GMC Sierra 2500HD
AT4 Crew Cab 4WD
Home delivery from Mt Ayr, IA
Price includes $1,929 shipping
New car
MSRP $75,545
$77,474
- Year:
- 2024
- 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:
- Gray
- Fuel type:
- Biodiesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 52,180
- Stock #:
- 226420
- VIN:
- 1GT49XEY9RF226420
New arrival
2024 GMC Sierra 2500HD
Denali Ultimate Crew Cab 4WD
52,180 mi
Home delivery from Deerfield Beach, FL
Price includes $1,399 shipping
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