Used 2018 GMC Sierra 2500HD Denali for SaleNationwide
121 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:
- Gray
- Fuel type:
- Biodiesel
- Transmission:
- Automatic
- Mileage:
- 129,193
- Stock #:
- 26C421A
- VIN:
- 1GT12UEY5JF254693
New arrival
2018 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
129,193 mi
Rome, GA
Good Deal
$42,907
- 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:
- 102,213
- Stock #:
- 76716A
- VIN:
- 1GT12UEY7JF189152
2018 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
102,213 mi
Watseka, IL
Good Deal
$44,778
- 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:
- White Frost Tricoat
- Fuel type:
- Flex Fuel Vehicle
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 131,232
- Stock #:
- ZT6612A
- VIN:
- 1GT12UEGXJF229747
2018 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
131,232 mi
Saint Albans, WV
Fair Deal
$36,448
- 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:
- Cocoa/Dark Sand
- Transmission:
- 6-Speed Automatic
- Mileage:
- 119,282
- Stock #:
- 26510A
- VIN:
- 1GT12UEY3JF187835
2018 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
119,282 mi
Sierra Vista, AZ
Fair Deal
$46,388
- 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:
- 159,119
- Stock #:
- P8677A
- VIN:
- 1GT12UEY2JF188975
Price drop
-$4,631
2018 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
159,119 mi
Beavercreek, OH
Good Deal
$40,353
$36,170
- 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:
- Black
- Transmission:
- Automatic
- Mileage:
- 79,758
- Stock #:
- J188675B
- VIN:
- 1GT12UEY9JF157917
New arrival
2018 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
79,758 mi
San Antonio, TX
Great Deal
$45,226
- 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:
- Cocoa/Dark Sand
- Transmission:
- 6-Speed Automatic
- Mileage:
- 113,429
- Stock #:
- G6664A
- VIN:
- 1GT12UEY0JF120478
2018 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
113,429 mi
Dickson, TN
Good Deal
$44,779
- 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:
- Silver
- Fuel type:
- Biodiesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 234,248
- Stock #:
- 275717
- VIN:
- 1GT12UEYXJF275717
New arrival
2018 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
234,248 mi
El Paso, TX
Fair Deal
$32,220
- 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:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 124,660
- Stock #:
- PA10273
- VIN:
- 1GT12UEY7JF145149
2018 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
124,660 mi
Miami, FL
Good Deal
$41,743
- 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:
- Cocoa/Dark Sand
- Transmission:
- 6-Speed Automatic
- Mileage:
- 73,996
- Stock #:
- 34660
- VIN:
- 1GT12UEYXJF158512
2018 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
73,996 mi
Yakima, WA
Fair Deal
$52,980
- 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:
- 85,158
- Stock #:
- EF06596A
- VIN:
- 1GT12UEY2JF190614
2018 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
85,158 mi
Franklin, TN
Fair Deal
$49,799
- 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
- Transmission:
- 6-Speed Automatic
- Mileage:
- 99,929
- Stock #:
- 36769P
- VIN:
- 1GT12UEY1JF114852
2018 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
99,929 mi
Sandusky, MI
Fair Deal
$44,995
- 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:
- Silver
- Fuel type:
- Biodiesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 119,843
- Stock #:
- 547
- VIN:
- 1GT12UEY9JF181599
2018 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
119,843 mi
Boise, ID
Fair Deal
$45,692
- 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:
- 140,716
- Stock #:
- 19G7437A
- VIN:
- 1GT12UEY2JF104816
2018 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
140,716 mi
Lexington, NC
Fair Deal
$43,739
- 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
- Transmission:
- Automatic
- Mileage:
- 131,772
- Stock #:
- T0358B
- VIN:
- 1GT12UEY9JF235256
2018 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
131,772 mi
Fort Collins, CO
Good Deal
$41,990
- 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:
- Black
- Fuel type:
- Biodiesel
- Interior color:
- Gray
- Transmission:
- Automatic
- Mileage:
- 58,581
- Stock #:
- Z5992
- VIN:
- 1GT12UEY4JF100850
2018 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
58,581 mi
Countryside, IL
Good Deal
$48,179
- 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:
- Mineral Metallic
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 194,835
- Stock #:
- VT327A
- VIN:
- 1GT12UEY4JF174690
2018 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
194,835 mi
Vermillion, SD
Fair Deal
$33,248
- 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
2018 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
183,033 mi
Omaha, NE
Great Deal
$32,198
- 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:
- 111,032
- Stock #:
- 862404A
- VIN:
- 1GT12UEY6JF192947
Price drop
-$1,000
2018 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
111,032 mi
Hillsboro, OR
Fair Deal
$46,900
$45,900
- 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 Frost Tricoat
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 71,705
- Stock #:
- 24513
- VIN:
- 1GT12UEY7JF182069
2018 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
71,705 mi
Frederick, MD
Good Deal
$47,798
- 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:
- 132,697
- Stock #:
- 12832
- VIN:
- 1GT12UEY3JF187530
New arrival
2018 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
132,697 mi
Northlake, IL
Fair Deal
$41,877
- 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:
- 110,163
- Stock #:
- KP1877
- VIN:
- 1GT12UEYXJF124554
2018 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
110,163 mi
Oak Ridge, TN
Fair Deal
$47,473
- 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:
- Automatic
- Mileage:
- 110,309
- Stock #:
- 257485
- VIN:
- 1GT12UEY2JF257485
New arrival
2018 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
110,309 mi
Fort Worth, TX
Fair Deal
$46,220
- 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:
- White Frost Tricoat
- Fuel type:
- Flex Fuel Vehicle
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 73,000
- Stock #:
- P19890
- VIN:
- 1GT12UEG6JF219135
Price drop
-$1,499
2018 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
73,000 mi
Henderson, NV
Good Deal
$41,483
$40,483
FAQs
How much does the GMC Sierra 2500HD Denali cost?
The average GMC Sierra 2500HD Denali costs about $39,076.15. The average price has increased by 0.4% since last year. The 2485 for sale on CarGurus range from $9,580 to $110,487 in price.
How many GMC Sierra 2500HD Denali vehicles have no reported accidents or damage?
1963 out of 2485 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 August 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 Denali in AlabamaGMC Sierra 2500HD Denali in AlaskaGMC Sierra 2500HD Denali in ArizonaGMC Sierra 2500HD Denali in ArkansasGMC Sierra 2500HD Denali in CaliforniaGMC Sierra 2500HD Denali in ColoradoGMC Sierra 2500HD Denali in ConnecticutGMC Sierra 2500HD Denali in DelawareGMC Sierra 2500HD Denali in District of ColumbiaGMC Sierra 2500HD Denali in FloridaGMC Sierra 2500HD Denali in GeorgiaGMC Sierra 2500HD Denali in HawaiiGMC Sierra 2500HD Denali in IdahoGMC Sierra 2500HD Denali in IllinoisGMC Sierra 2500HD Denali in IndianaGMC Sierra 2500HD Denali in IowaGMC Sierra 2500HD Denali in KansasGMC Sierra 2500HD Denali in KentuckyGMC Sierra 2500HD Denali in LouisianaGMC Sierra 2500HD Denali in MaineGMC Sierra 2500HD Denali in MarylandGMC Sierra 2500HD Denali in MassachusettsGMC Sierra 2500HD Denali in MichiganGMC Sierra 2500HD Denali in MinnesotaGMC Sierra 2500HD Denali in MississippiGMC Sierra 2500HD Denali in MissouriGMC Sierra 2500HD Denali in MontanaGMC Sierra 2500HD Denali in NebraskaGMC Sierra 2500HD Denali in NevadaGMC Sierra 2500HD Denali in New HampshireGMC Sierra 2500HD Denali in New JerseyGMC Sierra 2500HD Denali in New MexicoGMC Sierra 2500HD Denali in New YorkGMC Sierra 2500HD Denali in North CarolinaGMC Sierra 2500HD Denali in North DakotaGMC Sierra 2500HD Denali in OhioGMC Sierra 2500HD Denali in OklahomaGMC Sierra 2500HD Denali in OregonGMC Sierra 2500HD Denali in PennsylvaniaGMC Sierra 2500HD Denali in Puerto RicoGMC Sierra 2500HD Denali in Rhode IslandGMC Sierra 2500HD Denali in South CarolinaGMC Sierra 2500HD Denali in South DakotaGMC Sierra 2500HD Denali in TennesseeGMC Sierra 2500HD Denali in TexasGMC Sierra 2500HD Denali in UtahGMC Sierra 2500HD Denali in VermontGMC Sierra 2500HD Denali in VirginiaGMC Sierra 2500HD Denali in WashingtonGMC Sierra 2500HD Denali in West VirginiaGMC Sierra 2500HD Denali in WisconsinGMC Sierra 2500HD Denali 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
