Used 2018 GMC Sierra 2500HD SLT for SaleNationwide
82 vehicles found
Shop with transparent pricing.
Only show listings that include dealer fees- 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:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 91,259
- Stock #:
- JF279918
- VIN:
- 1GT12TEY4JF279918
New arrival
2018 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
91,259 mi
Weatherford, TX
Fair Deal
$42,220
- 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:
- Quicksilver Metallic
- Fuel type:
- Biodiesel
- Interior color:
- Dark Ash/Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 203,296
- Stock #:
- 14939A
- VIN:
- 1GT12TEY4JF277330
New arrival
2018 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
203,296 mi
Yankton, SD
Great Deal
$23,189
- 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:
- Summit White
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 80,628
- Stock #:
- 26198A
- VIN:
- 1GT12TEY0JF290320
New arrival
2018 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
80,628 mi
Junction City, OR
Fair Deal
$45,550
- 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:
- Cardinal Red
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 154,332
- Stock #:
- T59517
- VIN:
- 1GT12TEY3JF157728
2018 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
154,332 mi
Durant, OK
Great Deal
$32,194
- 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:
- Onyx Black
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 119,076
- Stock #:
- B31011A
- VIN:
- 1GT12TEYXJF267224
2018 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
119,076 mi
Brighton, MI
Good Deal
$35,799
- 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:
- Black
- Fuel type:
- Biodiesel
- Interior color:
- Dark Ash/Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 59,445
- Stock #:
- RF422802V
- VIN:
- 1GT12TEY0JF127859
New arrival
2018 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
59,445 mi
Loveland, CO
Fair Deal
$48,343
- Year:
- 2018
- 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:
- Blue
- Fuel type:
- Flex Fuel Vehicle
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 237,241
- Stock #:
- 6GM1107T
- VIN:
- 1GT12TEG1JF195515
Price drop
-$440
2018 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
237,241 mi
Westbrook, ME
Great Deal
$19,593
$19,153
- 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 Overdrive
- Mileage:
- 155,143
- Stock #:
- 255269
- VIN:
- 1GT12TEY5JF255269
2018 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
155,143 mi
Elgin, IL
Good Deal
$32,724
- 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:
- Summit White
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 191,809
- Stock #:
- 26F446C
- VIN:
- 1GT12TEY1JF227095
2018 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
191,809 mi
Arcadia, FL
Good Deal
$29,832
- Year:
- 2018
- 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
- Interior color:
- Dark Ash/Jet Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 38,645
- Stock #:
- NH1220
- VIN:
- 1GT22TEG2JZ155012
2018 GMC Sierra 2500HD
SLT Double Cab SB 4WD
38,645 mi
New Haven, IN
Fair Deal
$39,675
- 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 Quartz Tintcoat
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 183,824
- Stock #:
- 19C5106C
- VIN:
- 1GT12TEY8JF235694
2018 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
183,824 mi
Lexington, NC
Good Deal
$32,569
- 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:
- Summit White
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 162,724
- Stock #:
- 26227A
- VIN:
- 1GT12TEY3JF148740
2018 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
162,724 mi
Enid, OK
Great Deal
$29,898
- 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
- Interior color:
- Gray
- Transmission:
- 6-Speed Automatic
- Mileage:
- 135,678
- Stock #:
- 21260
- VIN:
- 1GT12TEY5JF160629
2018 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
135,678 mi
Scottsdale, AZ
Fair Deal
$39,687
- Year:
- 2018
- 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:
- Jet Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 68,374
- Stock #:
- 3115PGX
- VIN:
- 1GT22TEG8JZ324319
2018 GMC Sierra 2500HD
SLT Double Cab SB 4WD
68,374 mi
Parma, OH
Good Deal
$35,245
- 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:
- Summit White
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 138,062
- Stock #:
- 8257834
- VIN:
- 1GT12TEY9JF257834
2018 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
138,062 mi
Spokane Valley, WA
Fair Deal
$37,586
- Year:
- 2018
- 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:
- Jet Black/Spice Red All Terrain
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 93,682
- Stock #:
- SH261213A
- VIN:
- 1GT12TEG4JF125135
Price drop
-$995
2018 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
93,682 mi
Hudsonville, MI
Fair Deal
$36,303
$35,308
- 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:
- Deep Mahogany Metallic
- Fuel type:
- Biodiesel
- Interior color:
- Cocoa/Dune
- Transmission:
- 6-Speed Automatic
- Mileage:
- 73,578
- Stock #:
- UT072064
- VIN:
- 1GT12TEY9JF119100
Price drop
-$2,281
2018 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
73,578 mi
Baxley, GA
Fair Deal
$48,960
$46,679
- 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:
- No Color
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 179,483
- Stock #:
- 45005
- VIN:
- 1GT12TEY3JF268800
New arrival
2018 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
179,483 mi
El Dorado, CA
Fair Deal
$31,977
- 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:
- Onyx Black
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 193,223
- Stock #:
- C5919A
- VIN:
- 1GT12TEY4JF253433
2018 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
193,223 mi
Maryville, MO
Fair Deal
$30,399
- 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:
- Blue
- Fuel type:
- Biodiesel
- Interior color:
- Brown (TAN)
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 177,378
- Stock #:
- 111342
- VIN:
- 1GT12TEY9JF156681
2018 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
177,378 mi
Redford, MI
Good Deal
$28,309
- 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:
- Onyx Black
- Fuel type:
- Biodiesel
- Interior color:
- Dark Ash/Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 133,083
- Stock #:
- 3904
- VIN:
- 1GT12TEY5JF267678
New arrival
2018 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
133,083 mi
Flint, MI
Good Deal
$34,975
- 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:
- Onyx Black
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 191,153
- Stock #:
- 3123377
- VIN:
- 1GT12TEY6JF123377
2018 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
191,153 mi
Reno, NV
Fair Deal
$33,146
- 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:
- Onyx Black
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black/Spice Red All Terrain
- Transmission:
- 6-Speed Automatic
- Mileage:
- 80,544
- Stock #:
- C3017A
- VIN:
- 1GT12TEY9JF163369
2018 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
80,544 mi
Marquette, MI
Fair Deal
$43,177
- Year:
- 2018
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 360 hp 6L V8 Flex Fuel Vehicle
- Fuel type:
- Flex Fuel Vehicle
- Mileage:
- 38,499
- Stock #:
- U265136
- VIN:
- 1GT12TEG4JF265136
2018 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
38,499 mi
Pullman, WA
Fair Deal
$47,195
FAQs
How much does the GMC Sierra 2500HD SLT cost?
The average GMC Sierra 2500HD SLT costs about $37,752.34. The average price has decreased by -3.1% since last year. The 1028 for sale on CarGurus range from $5,900 to $84,454 in price.
How many GMC Sierra 2500HD SLT vehicles have no reported accidents or damage?
821 out of 1028 for sale 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.
Relevant articles
CarGurus Editorial Team
Best Truck Lease Deals in September 2026
Leasing a truck can be a great way to get into one of the latest models, with the best technology, at a more affordable monthly price. Here are the best deals we've found this month.
Jill Ciminillo
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.
Chris Teague
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.
GMC Sierra 2500HD SLT in AlabamaGMC Sierra 2500HD SLT in AlaskaGMC Sierra 2500HD SLT in ArizonaGMC Sierra 2500HD SLT in ArkansasGMC Sierra 2500HD SLT in CaliforniaGMC Sierra 2500HD SLT in ColoradoGMC Sierra 2500HD SLT in ConnecticutGMC Sierra 2500HD SLT in DelawareGMC Sierra 2500HD SLT in District of ColumbiaGMC Sierra 2500HD SLT in FloridaGMC Sierra 2500HD SLT in GeorgiaGMC Sierra 2500HD SLT in HawaiiGMC Sierra 2500HD SLT in IdahoGMC Sierra 2500HD SLT in IllinoisGMC Sierra 2500HD SLT in IndianaGMC Sierra 2500HD SLT in IowaGMC Sierra 2500HD SLT in KansasGMC Sierra 2500HD SLT in KentuckyGMC Sierra 2500HD SLT in LouisianaGMC Sierra 2500HD SLT in MaineGMC Sierra 2500HD SLT in MarylandGMC Sierra 2500HD SLT in MassachusettsGMC Sierra 2500HD SLT in MichiganGMC Sierra 2500HD SLT in MinnesotaGMC Sierra 2500HD SLT in MississippiGMC Sierra 2500HD SLT in MissouriGMC Sierra 2500HD SLT in MontanaGMC Sierra 2500HD SLT in NebraskaGMC Sierra 2500HD SLT in NevadaGMC Sierra 2500HD SLT in New HampshireGMC Sierra 2500HD SLT in New JerseyGMC Sierra 2500HD SLT in New MexicoGMC Sierra 2500HD SLT in New YorkGMC Sierra 2500HD SLT in North CarolinaGMC Sierra 2500HD SLT in North DakotaGMC Sierra 2500HD SLT in OhioGMC Sierra 2500HD SLT in OklahomaGMC Sierra 2500HD SLT in OregonGMC Sierra 2500HD SLT in PennsylvaniaGMC Sierra 2500HD SLT in Puerto RicoGMC Sierra 2500HD SLT in Rhode IslandGMC Sierra 2500HD SLT in South CarolinaGMC Sierra 2500HD SLT in South DakotaGMC Sierra 2500HD SLT in TennesseeGMC Sierra 2500HD SLT in TexasGMC Sierra 2500HD SLT in UtahGMC Sierra 2500HD SLT in VermontGMC Sierra 2500HD SLT in VirginiaGMC Sierra 2500HD SLT in WashingtonGMC Sierra 2500HD SLT in West VirginiaGMC Sierra 2500HD SLT in WisconsinGMC Sierra 2500HD SLT in Wyoming
All Used CarsManual Transmission CarsLuxury CarsCars with Red InteriorCheap Manual CarsHybrid CarsSports CarsElectric SUVsCheap TrucksSmall CarsThird Row SUVsThree Quarter Ton TrucksLifted TrucksManual Transmission TrucksDiesel TrucksHybrid SUVsDually TrucksOne Ton TrucksCheap SUVsLifted Ford Trucks4x4 TrucksWork TrucksAWD SUVsFord TrucksChevrolet TrucksToyota TrucksTrucks Under $10,000Cars Under $15,000Sports Cars Under $20,000Trucks Under $20,000Used Sedans for Sale with Low MileageUsed SUVs / Crossovers for Sale with Low MileageUsed Hatchbacks for Sale with Low MileageUsed Convertibles for Sale with Low MileageUsed Vans for Sale with Low MileageUsed Minivans for Sale with Low MileageUsed Pickup Trucks for Sale with Low MileageUsed Coupes for Sale with Low MileageUsed Wagons for Sale with Low Mileage
