Used 2012 GMC Sierra 2500HD SLT for SaleNationwide
Shop with transparent pricing.
Only show listings that include dealer fees- 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:
- Summit White
- Fuel type:
- Diesel
- Interior color:
- Dark Titanium/Light Titanium
- Transmission:
- Automatic
- Mileage:
- 154,323
- Stock #:
- 2411A
- VIN:
- 1GT121E81CF195627

2012 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
154,323 mi
$21,139
- Year:
- 2012
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 360 hp 6L V8
- Exterior color:
- Black
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 156,177
- Stock #:
- A1321255
- VIN:
- 1GT121CG5CF157022

2012 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
156,177 mi
$15,937
- 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:
- Black
- Fuel type:
- Diesel
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 172,993
- Stock #:
- CH341386
- VIN:
- 1GT121E86CF151641

2012 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
172,993 mi
$20,945
- 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:
- Summit White
- Fuel type:
- Diesel
- Interior color:
- Black (Ebony)
- Transmission:
- 6-Speed Automatic
- Mileage:
- 136,603
- Stock #:
- BT283A
- VIN:
- 1GT121E8XCF179586

2012 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
136,603 mi
$26,274
- 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:
- Red
- Fuel type:
- Diesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 112,772
- Stock #:
- 244191
- VIN:
- 1GT121C82CF244191

2012 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
112,772 mi
$28,500
- 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:
- Quicksilver Metallic
- Fuel type:
- Diesel
- Interior color:
- Black (Ebony)
- Transmission:
- 6-Speed Automatic
- Mileage:
- 110,144
- Stock #:
- PS2879A
- VIN:
- 1GT221C85CZ233057

2012 GMC Sierra 2500HD
SLT Ext. Cab SB 4WD
110,144 mi
$29,100
- Year:
- 2012
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- 4X2
- Engine:
- 397 hp 6.6L V8 Diesel
- Exterior color:
- Summit White
- Fuel type:
- Diesel
- Transmission:
- 6-Speed Automatic
- Mileage:
- 123,305
- Stock #:
- 192977
- VIN:
- 1GT111C85CF192977

2012 GMC Sierra 2500HD
SLT Crew Cab SB
123,305 mi
$26,080
- 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:
- Carbon Black Metallic
- Fuel type:
- Diesel
- Interior color:
- Black (Ebony)
- Transmission:
- Automatic
- Mileage:
- 115,825
- Stock #:
- 4238
- VIN:
- 1GT221C88CZ300783

2012 GMC Sierra 2500HD
SLT Ext. Cab SB 4WD
115,825 mi
$23,388
- 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:
- Black
- Fuel type:
- Diesel
- Interior color:
- Gray
- Transmission:
- Automatic
- Mileage:
- 180,439
- Stock #:
- 124773
- VIN:
- 1GT121E89CF124773

2012 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
180,439 mi
$25,294
- Year:
- 2012
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- 4X2
- Engine:
- 397 hp 6.6L V8 Diesel
- Exterior color:
- Red
- Fuel type:
- Diesel
- Interior color:
- Brown (Tan)
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 142,757
- Stock #:
- 211621
- VIN:
- 1GT111E81CF211621

2012 GMC Sierra 2500HD
SLT Crew Cab SB
142,757 mi
$25,923
- Year:
- 2012
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 360 hp 6L V8
- Exterior color:
- Red
- Fuel type:
- Gasoline
- Transmission:
- 6-Speed Automatic
- Mileage:
- 220,478
- Stock #:
- 2517n
- VIN:
- 1GT121CG6CF101610

2012 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
220,478 mi
$15,390
- 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:
- Quicksilver Metallic
- Fuel type:
- Diesel
- Interior color:
- Black (Ebony)
- Transmission:
- 6-Speed Automatic
- Mileage:
- 147,448
- Stock #:
- TGU513A
- VIN:
- 1GT221C86CZ137275
-$1,000
2012 GMC Sierra 2500HD
SLT Ext. Cab SB 4WD
147,448 mi
$12,900
$11,900
- 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:
- Silver
- Fuel type:
- Diesel
- Interior color:
- Black (Charcoal)
- Transmission:
- 6-Speed Automatic
- Mileage:
- 252,297
- Stock #:
- 9734
- VIN:
- 1GT121E85CF137262

2012 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
252,297 mi
$10,889
- 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:
- Onyx Black
- Fuel type:
- Diesel
- Interior color:
- Black (Ebony)
- Transmission:
- 6-Speed Automatic
- Mileage:
- 273,000
- Stock #:
- 26-365AAA
- VIN:
- 1GT121C86CF171360

2012 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
273,000 mi
$14,932
- 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:
- 131,266
- Stock #:
- 3157
- VIN:
- 1GT121E85CF174490
2012 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
131,266 mi
$29,115
- 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:
- Steel Gray Metallic
- Fuel type:
- Diesel
- Interior color:
- Black (EBONY, PERFORATED LEATHER-APPOINTED FRONT SEAT TRI)
- Transmission:
- Automatic
- Mileage:
- 117,409
- Stock #:
- CF199199
- VIN:
- 1GT121E84CF199199
Photos coming soon
2012 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
117,409 mi
No Price Listed
- 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:
- Brown (Tan)
- Transmission:
- Automatic
- Mileage:
- 155,933
- Stock #:
- 2182
- VIN:
- 1GT121C89CF218297

2012 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
155,933 mi
$18,500
- Year:
- 2012
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 360 hp 6L V8
- Exterior color:
- Black
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 158,609
- Stock #:
- IN-4870
- VIN:
- 1GT221CGXCZ248841

2012 GMC Sierra 2500HD
SLT Ext. Cab SB 4WD
158,609 mi
$18,195
- 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:
- Summit White
- Fuel type:
- Diesel
- Interior color:
- Dark Titanium/Light Titanium
- Transmission:
- Automatic
- Mileage:
- 154,323
- Stock #:
- 2411A
- VIN:
- 1GT121E81CF195627

2012 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
154,323 mi
$21,139
- Year:
- 2012
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 360 hp 6L V8
- Exterior color:
- Black
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 156,177
- Stock #:
- A1321255
- VIN:
- 1GT121CG5CF157022

2012 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
156,177 mi
$15,937
- 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:
- Black
- Fuel type:
- Diesel
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 172,993
- Stock #:
- CH341386
- VIN:
- 1GT121E86CF151641

2012 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
172,993 mi
$20,945
- 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:
- Summit White
- Fuel type:
- Diesel
- Interior color:
- Black (Ebony)
- Transmission:
- 6-Speed Automatic
- Mileage:
- 136,603
- Stock #:
- BT283A
- VIN:
- 1GT121E8XCF179586

2012 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
136,603 mi
$26,274
- 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:
- Red
- Fuel type:
- Diesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 112,772
- Stock #:
- 244191
- VIN:
- 1GT121C82CF244191

2012 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
112,772 mi
$28,500
- 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:
- Quicksilver Metallic
- Fuel type:
- Diesel
- Interior color:
- Black (Ebony)
- Transmission:
- 6-Speed Automatic
- Mileage:
- 110,144
- Stock #:
- PS2879A
- VIN:
- 1GT221C85CZ233057

2012 GMC Sierra 2500HD
SLT Ext. Cab SB 4WD
110,144 mi
$29,100
- Year:
- 2012
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- 4X2
- Engine:
- 397 hp 6.6L V8 Diesel
- Exterior color:
- Summit White
- Fuel type:
- Diesel
- Transmission:
- 6-Speed Automatic
- Mileage:
- 123,305
- Stock #:
- 192977
- VIN:
- 1GT111C85CF192977

2012 GMC Sierra 2500HD
SLT Crew Cab SB
123,305 mi
$26,080
- 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:
- Carbon Black Metallic
- Fuel type:
- Diesel
- Interior color:
- Black (Ebony)
- Transmission:
- Automatic
- Mileage:
- 115,825
- Stock #:
- 4238
- VIN:
- 1GT221C88CZ300783

2012 GMC Sierra 2500HD
SLT Ext. Cab SB 4WD
115,825 mi
$23,388
- 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:
- Black
- Fuel type:
- Diesel
- Interior color:
- Gray
- Transmission:
- Automatic
- Mileage:
- 180,439
- Stock #:
- 124773
- VIN:
- 1GT121E89CF124773

2012 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
180,439 mi
$25,294
- Year:
- 2012
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- 4X2
- Engine:
- 397 hp 6.6L V8 Diesel
- Exterior color:
- Red
- Fuel type:
- Diesel
- Interior color:
- Brown (Tan)
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 142,757
- Stock #:
- 211621
- VIN:
- 1GT111E81CF211621

2012 GMC Sierra 2500HD
SLT Crew Cab SB
142,757 mi
$25,923
- Year:
- 2012
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 360 hp 6L V8
- Exterior color:
- Red
- Fuel type:
- Gasoline
- Transmission:
- 6-Speed Automatic
- Mileage:
- 220,478
- Stock #:
- 2517n
- VIN:
- 1GT121CG6CF101610

2012 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
220,478 mi
$15,390
- 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:
- Quicksilver Metallic
- Fuel type:
- Diesel
- Interior color:
- Black (Ebony)
- Transmission:
- 6-Speed Automatic
- Mileage:
- 147,448
- Stock #:
- TGU513A
- VIN:
- 1GT221C86CZ137275
-$1,000
2012 GMC Sierra 2500HD
SLT Ext. Cab SB 4WD
147,448 mi
$12,900
$11,900
- 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:
- Silver
- Fuel type:
- Diesel
- Interior color:
- Black (Charcoal)
- Transmission:
- 6-Speed Automatic
- Mileage:
- 252,297
- Stock #:
- 9734
- VIN:
- 1GT121E85CF137262

2012 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
252,297 mi
$10,889
- 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:
- Onyx Black
- Fuel type:
- Diesel
- Interior color:
- Black (Ebony)
- Transmission:
- 6-Speed Automatic
- Mileage:
- 273,000
- Stock #:
- 26-365AAA
- VIN:
- 1GT121C86CF171360

2012 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
273,000 mi
$14,932
- 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:
- 131,266
- Stock #:
- 3157
- VIN:
- 1GT121E85CF174490
2012 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
131,266 mi
$29,115
- 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:
- Steel Gray Metallic
- Fuel type:
- Diesel
- Interior color:
- Black (EBONY, PERFORATED LEATHER-APPOINTED FRONT SEAT TRI)
- Transmission:
- Automatic
- Mileage:
- 117,409
- Stock #:
- CF199199
- VIN:
- 1GT121E84CF199199
Photos coming soon
2012 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
117,409 mi
No Price Listed
- 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:
- Brown (Tan)
- Transmission:
- Automatic
- Mileage:
- 155,933
- Stock #:
- 2182
- VIN:
- 1GT121C89CF218297

2012 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
155,933 mi
$18,500
- Year:
- 2012
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 360 hp 6L V8
- Exterior color:
- Black
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 158,609
- Stock #:
- IN-4870
- VIN:
- 1GT221CGXCZ248841

2012 GMC Sierra 2500HD
SLT Ext. Cab SB 4WD
158,609 mi
$18,195
FAQs
How much does the GMC Sierra 2500HD SLT cost?
How many GMC Sierra 2500HD SLT vehicles have no reported accidents or damage?
What fuel types 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.
Relevant articles

2026 GMC Sierra 2500HD Pricing, Specs, and Release Date
Aside from a freshened color palette and broader availability of the trick MultiPro Tailgate, the 2026 GMC Sierra 2500HD full-size pickup truck soldiers on as a premium workhorse capable of towing up to 20,000 pounds in luxurious style.

2025 GMC Sierra 2500HD Pricing, Specs, and Release Date
Slotted between the light-duty 1500 and the ultra-tough 3500HD, the 2025 GMC Sierra 2500HD balances immense capability with the comfort and latest amenities expected from today's truck buyers. Upgrades for 2025 include a newly standard trailer brake controller.

Who Makes GMC Cars?
GMC is an American automaker that builds premium trucks and SUVs with capability and comfort as selling points. GMC is a division of General Motors and all of its vehicles share platforms with other GM products. Certain products, like its trucks, are very closely related to Chevrolet products.
















