Used Gray GMC Sierra 2500HD for Sale in Delaware

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76 vehicles found

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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:
10
Stock #:
GP3231
VIN:
1GT4UREY1SF253420
Gray 2025 GMC Sierra 2500HD Pickup Truck Four-Wheel Drive Automatic

 

2025 GMC Sierra 2500HD

Denali Crew Cab 4WD

Home delivery from Warren, OH
Free home delivery

New car

MSRP $89,379

$73,751

Year:
2026
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:
15
Stock #:
GP4433
VIN:
1GT4UMEY5TF309315
Gray 2026 GMC Sierra 2500HD Pickup Truck Four-Wheel Drive Automatic

 

2026 GMC Sierra 2500HD

SLE Crew Cab 4WD

Home delivery from Warren, OH
Free home delivery

New car

MSRP $78,885

$67,818

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:
Jet Black
Transmission:
6-Speed Automatic Overdrive
Mileage:
106,194
Stock #:
CCU4141A
VIN:
1GT22SEG4GZ225712
Gray (Iridium Metallic) 2016 GMC Sierra 2500HD Pickup Truck Four-Wheel Drive 6-Speed Automatic Overdrive
New arrival

 

2016 GMC Sierra 2500HD

SLE Double Cab SB 4WD

106,194 mi

Colmar, PA
39 mi away
Fair Deal
Manufacturer certified

$24,489

Year:
2026
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:
7
Stock #:
GP4471
VIN:
1GT4UNEY8TF231991
Gray 2026 GMC Sierra 2500HD Pickup Truck Four-Wheel Drive Automatic

 

2026 GMC Sierra 2500HD

SLT Crew Cab 4WD

Home delivery from Warren, OH
Free home delivery

New car

MSRP $85,469

$74,902

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 with Kalahari accents
Transmission:
Automatic
Mileage:
47,450
Stock #:
442194U
VIN:
1GT49PEYXRF442194
Thunderstorm Gray 2024 GMC Sierra 2500HD Pickup Truck Four-Wheel Drive Automatic
Price drop

-$1,400

 

2024 GMC Sierra 2500HD

AT4 Crew Cab 4WD

47,450 mi

Home delivery from Manahawkin, NJ
Price includes $138 shipping
Fair Deal

$66,532

$65,132

Year:
2026
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:
3
Stock #:
N12391
VIN:
1GT4UPEY6TF386051
Gray 2026 GMC Sierra 2500HD Pickup Truck Four-Wheel Drive Automatic

 

2026 GMC Sierra 2500HD

AT4 Crew Cab 4WD

Home delivery from Brooklyn, NY
Price includes $131 shipping

New car

MSRP $90,454

$80,846

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:
51,122
Stock #:
421557
VIN:
1GT49ZEY9RF421557
Gray 2024 GMC Sierra 2500HD Pickup Truck Four-Wheel Drive Automatic

 

2024 GMC Sierra 2500HD

AT4X Crew Cab 4WD

51,122 mi

Home delivery from Kyle, TX
Price includes $927 shipping
Fair Deal

$71,147

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:
14,829
Stock #:
446376
VIN:
1GT49XEY3RF446376
Gray 2024 GMC Sierra 2500HD Pickup Truck Four-Wheel Drive Automatic

 

2024 GMC Sierra 2500HD

Denali Ultimate Crew Cab 4WD

14,829 mi

Home delivery from Pelham, AL
Price includes $1,526 shipping
Fair Deal

$76,983

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:
91,624
Stock #:
12477
VIN:
1GT49REYXRF212117
Gray 2024 GMC Sierra 2500HD Pickup Truck Four-Wheel Drive Automatic

 

2024 GMC Sierra 2500HD

Denali Crew Cab 4WD

91,624 mi

Home delivery from Fayetteville, AR
Price includes $1,296 shipping
Fair Deal

$57,924

Year:
2024
Make:
GMC
Model:
Sierra 2500HD
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Exterior color:
Gray
Transmission:
Automatic
Mileage:
97,126
Stock #:
88672
VIN:
1GT49REY4RF188672
Gray 2024 GMC Sierra 2500HD Pickup Truck Four-Wheel Drive Automatic

 

2024 GMC Sierra 2500HD

Denali Crew Cab 4WD

97,126 mi

Home delivery from Fulton, MO
Price includes $880 shipping
Great Deal

$52,780

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:
29,643
Stock #:
403846
VIN:
1GT49NEY2RF403846
Gray 2024 GMC Sierra 2500HD Pickup Truck Four-Wheel Drive Automatic

 

2024 GMC Sierra 2500HD

SLT Crew Cab 4WD

29,643 mi

Home delivery from Pelham, AL
Price includes $1,526 shipping
Fair Deal

$61,807

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
Transmission:
Automatic
Mileage:
41,129
Stock #:
22982
VIN:
1GT19LE74RF385302
Thunderstorm Gray 2024 GMC Sierra 2500HD Pickup Truck Four-Wheel Drive Automatic

 

2024 GMC Sierra 2500HD

Pro Crew Cab 4WD

41,129 mi

Home delivery from Tampa, FL
Price includes $944 shipping
Fair Deal

$46,433

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:
Jet Black
Transmission:
Automatic
Mileage:
52,443
Stock #:
STK171240
VIN:
1GT19PEY1RF171240
Gray 2024 GMC Sierra 2500HD Pickup Truck Four-Wheel Drive Automatic

 

2024 GMC Sierra 2500HD

AT4 Crew Cab 4WD

52,443 mi

Home delivery from Lafayette, IN
Price includes $596 shipping
Good Deal

$62,591

Year:
2026
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:
Sterling Metallic Gray
Fuel type:
Biodiesel
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
8
Stock #:
G6317
VIN:
1GT4UMEY1TF301969
Sterling Metallic Gray 2026 GMC Sierra 2500HD Pickup Truck Four-Wheel Drive Automatic

 

2026 GMC Sierra 2500HD

SLE Crew Cab 4WD

Home delivery from Titusville, PA
Price includes $382 shipping

New car

MSRP $76,365

No Price Listed

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:
Gray
Fuel type:
Biodiesel
Transmission:
6-Speed Automatic Overdrive
Mileage:
183,033
Stock #:
D2528
VIN:
1GT12UEY4JF228084
Gray 2018 GMC Sierra 2500HD Pickup Truck Four-Wheel Drive 6-Speed Automatic Overdrive
Price drop

-$986

 

2018 GMC Sierra 2500HD

Denali Crew Cab SB 4WD

183,033 mi

Home delivery from Omaha, NE
Price includes $1,294 shipping
Good Deal

$31,278

$30,292

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:
43,737
Stock #:
3591
VIN:
1GT4UXEY6SF197740
Gray 2025 GMC Sierra 2500HD Pickup Truck Four-Wheel Drive Automatic

 

2025 GMC Sierra 2500HD

Denali Ultimate Crew Cab 4WD

43,737 mi

Home delivery from Salt Lake City, UT
Price includes $1,906 shipping
Good Deal

$72,453

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:
Jet Black With Kalahari Accents
Transmission:
Automatic
Mileage:
53,439
Stock #:
26547
VIN:
1GT49PEY3RF436169
Gray 2024 GMC Sierra 2500HD Pickup Truck Four-Wheel Drive Automatic
New arrival

 

2024 GMC Sierra 2500HD

AT4 Crew Cab 4WD

53,439 mi

Home delivery from Coudersport, PA
Free home delivery
Good Deal

$62,807

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 (Obsidian Rush)
Transmission:
Automatic
Mileage:
61,326
Stock #:
STK271571
VIN:
1GT49ZEY8RF271571
Gray 2024 GMC Sierra 2500HD Pickup Truck Four-Wheel Drive Automatic

 

2024 GMC Sierra 2500HD

AT4X Crew Cab 4WD

61,326 mi

Home delivery from Elwood, IN
Price includes $546 shipping
Good Deal

$65,541

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:
6-Speed Automatic
Mileage:
92,891
Stock #:
FT09357
VIN:
1GT49RE74LF146128
Gray 2020 GMC Sierra 2500HD Pickup Truck Four-Wheel Drive 6-Speed Automatic

 

2020 GMC Sierra 2500HD

Denali Crew Cab 4WD

92,891 mi

Home delivery from Paterson, NJ
Price includes $198 shipping
Good Deal

$43,982

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:
36,565
Stock #:
A18481N
VIN:
1GT19PEY3RF452682
Thunderstorm Gray 2024 GMC Sierra 2500HD Pickup Truck Four-Wheel Drive Automatic

 

2024 GMC Sierra 2500HD

AT4 Crew Cab 4WD

36,565 mi

Home delivery from Saint Charles, MO
Price includes $805 shipping
Good Deal

$64,926

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:
46,792
Stock #:
11050W
VIN:
1GT1UPEY7SF130955
Gray 2025 GMC Sierra 2500HD Pickup Truck Four-Wheel Drive Automatic
New arrival

 

2025 GMC Sierra 2500HD

AT4 Crew Cab 4WD

46,792 mi

Home delivery from Grand Island, NY
Free home delivery
Fair Deal

$64,375

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:
114,331
Stock #:
28086
VIN:
1GT12UE82GF146301
Gray (Iridium Metallic) 2016 GMC Sierra 2500HD Pickup Truck Four-Wheel Drive 6-Speed Automatic
Price drop

-$2,399

 

2016 GMC Sierra 2500HD

Denali Crew Cab SB 4WD

114,331 mi

Home delivery from Lilburn, GA
Price includes $934 shipping
Good Deal

$37,110

$34,710

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