Used 2018 GMC Sierra 3500HD for Sale nearDenver, CO
42 vehicles found
- Year:
- 2018
- Make:
- GMC
- Model:
- Sierra 3500HD
- 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:
- 92,547
- Stock #:
- G678700A
- VIN:
- 1GT42XEY6JF171126
Sponsored by Johnson Auto Plaza
2018 GMC Sierra 3500HD
SLT Crew Cab 4WD
92,547 mi
$45,587
- Year:
- 2019
- Make:
- GMC
- Model:
- Sierra 3500HD
- 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:
- Automatic
- Mileage:
- 96,664
- Stock #:
- KF281814
- VIN:
- 1GT42WEY2KF281814
Sponsored Listing
2019 GMC Sierra 3500HD
Denali Crew Cab LB DRW 4WD
96,664 mi
$42,799
- Year:
- 2017
- Make:
- GMC
- Model:
- Sierra 3500HD
- 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:
- Dark Ash Seats With Jet Black Interior Accents
- Transmission:
- 6-Speed Automatic
- Mileage:
- 179,533
- Stock #:
- HF167366
- VIN:
- 1GT42VCG5HF167366
-$4,753
Sponsored Listing
2017 GMC Sierra 3500HD
Base Crew Cab 4WD
179,533 mi
$23,697
$18,944
- Year:
- 2019
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 360 hp 6L V8 Flex Fuel Vehicle
- Exterior color:
- White
- Fuel type:
- Flex Fuel Vehicle
- Interior color:
- Gray
- Transmission:
- 6-Speed Automatic
- Mileage:
- 89,965
- Stock #:
- B52274
- VIN:
- 1GT42TCG0KF229350
2019 GMC Sierra 3500HD
Crew Cab 4WD
89,965 mi
$29,487
- Year:
- 2017
- Make:
- GMC
- Model:
- Sierra 3500HD
- 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:
- Dark Ash Seats With Jet Black Interior Accents
- Transmission:
- 6-Speed Automatic
- Mileage:
- 179,533
- Stock #:
- HF167366
- VIN:
- 1GT42VCG5HF167366
-$4,753
2017 GMC Sierra 3500HD
Base Crew Cab 4WD
179,533 mi
$23,697
$18,944
- Year:
- 2019
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- Black (Ebony Twilight Metallic)
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 103,138
- Stock #:
- TF216864A
- VIN:
- 1GT42WEY8KF198503
2019 GMC Sierra 3500HD
Denali Crew Cab LB DRW 4WD
103,138 mi
$46,202
- Year:
- 2019
- Make:
- GMC
- Model:
- Sierra 3500HD
- 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:
- Automatic
- Mileage:
- 96,664
- Stock #:
- KF281814
- VIN:
- 1GT42WEY2KF281814
2019 GMC Sierra 3500HD
Denali Crew Cab LB DRW 4WD
96,664 mi
$42,799
- Year:
- 2019
- Make:
- GMC
- Model:
- Sierra 3500HD
- 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:
- 84,731
- Stock #:
- KF189213
- VIN:
- 1GT42WEY9KF189213
2019 GMC Sierra 3500HD
Denali Crew Cab LB DRW 4WD
84,731 mi
$48,197
- Year:
- 2018
- Make:
- GMC
- Model:
- Sierra 3500HD
- 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
- Mileage:
- 88,031
- Stock #:
- T18414
- VIN:
- 1GT42YEY4JF238103
2018 GMC Sierra 3500HD
Denali Crew Cab LB DRW 4WD
88,031 mi
$42,420
- Year:
- 2019
- Make:
- GMC
- Model:
- Sierra 3500HD
- 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:
- Automatic
- Mileage:
- 114,093
- Stock #:
- K122075
- VIN:
- 1GT42WEY7KF122075
2019 GMC Sierra 3500HD
Denali Crew Cab LB DRW 4WD
114,093 mi
$44,728
- Year:
- 2018
- Make:
- GMC
- Model:
- Sierra 3500HD
- 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:
- 92,547
- Stock #:
- G678700A
- VIN:
- 1GT42XEY6JF171126
2018 GMC Sierra 3500HD
SLT Crew Cab 4WD
92,547 mi
$45,587
- Year:
- 2018
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- 4X2
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- Summit White
- Fuel type:
- Biodiesel
- Interior color:
- Dark Ash/Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 39,631
- Stock #:
- P276477
- VIN:
- 1GT41VEY2JF276477
2018 GMC Sierra 3500HD
Base Crew Cab
39,631 mi
$39,661
- Year:
- 2018
- Make:
- GMC
- Model:
- Sierra 3500HD
- 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:
- 103,334
- Stock #:
- 26057
- VIN:
- 1GT42YEY7JF226057
2018 GMC Sierra 3500HD
Denali Crew Cab LB DRW 4WD
103,334 mi
$40,598
CarGurus Analysis:
2018 GMC Sierra 3500HD
With 42 currently listed for sale near Denver, CO and an average price of $38,736.00, 21.4% of 2018 GMC Sierra 3500HDs for sale on CarGurus are rated as good or great deals.
Favorably reviewed: Owners rated the 2018 GMC Sierra 3500HD 3 / 5 stars.
71.4% of 2018 Sierra 3500HD models on CarGurus are accident free.
The 2018 GMC Sierra 3500HD is known for its impressive towing and hauling capabilities, making it a strong choice for those needing a heavy-duty truck.
- Year:
- 2018
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- Green
- Fuel type:
- Biodiesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 187,429
- Stock #:
- 129744
- VIN:
- 1GT42YEY1JF129744
2018 GMC Sierra 3500HD
Denali Crew Cab LB DRW 4WD
187,429 mi
$35,728
- Year:
- 2018
- Make:
- GMC
- Model:
- Sierra 3500HD
- 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:
- Gray
- Transmission:
- 6-Speed Automatic
- Mileage:
- 143,377
- Stock #:
- 19708
- VIN:
- 1GT42XCY0JF171383
2018 GMC Sierra 3500HD
SLT Crew Cab 4WD
143,377 mi
$38,460
- Year:
- 2018
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- White
- Fuel type:
- Biodiesel
- Transmission:
- 6-Speed Automatic
- Mileage:
- 137,680
- Stock #:
- WJP22552
- VIN:
- 1GT42YEY3JF289172
2018 GMC Sierra 3500HD
Denali Crew Cab LB DRW 4WD
137,680 mi
$43,248
- Year:
- 2019
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- Black
- Fuel type:
- Biodiesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 156,743
- Stock #:
- 183416
- VIN:
- 1GT42WEY4KF183416
2019 GMC Sierra 3500HD
Denali Crew Cab LB DRW 4WD
156,743 mi
$41,728
- Year:
- 2018
- Make:
- GMC
- Model:
- Sierra 3500HD
- 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:
- 215,788
- VIN:
- 1GT42YEY5JF188585
2018 GMC Sierra 3500HD
Denali Crew Cab SB 4WD
215,788 mi
$26,528
- Year:
- 2019
- Make:
- GMC
- Model:
- Sierra 3500HD
- 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:
- 152,848
- Stock #:
- L2750
- VIN:
- 1GT42UCY7KF213242
2019 GMC Sierra 3500HD
SLE Crew Cab 4WD
152,848 mi
$35,217
- Year:
- 2019
- Make:
- GMC
- Model:
- Sierra 3500HD
- 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:
- 141,808
- Stock #:
- 26B1182Q
- VIN:
- 1GT42WEY2KF196780
Preparing for a close up...
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2019 GMC Sierra 3500HD
Denali Crew Cab LB DRW 4WD
141,808 mi
$43,000
- Year:
- 2018
- Make:
- GMC
- Model:
- Sierra 3500HD
- 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:
- 114,218
- Stock #:
- 114219
- VIN:
- 1GT42YEY1JF129498
2018 GMC Sierra 3500HD
Denali Crew Cab LB DRW 4WD
114,218 mi
$42,507
- Year:
- 2019
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- White
- Fuel type:
- Biodiesel
- Interior color:
- Brown (Tan)
- Transmission:
- 6-Speed Automatic
- Mileage:
- 119,582
- Stock #:
- 225196
- VIN:
- 1GT42WEY8KF225196
2019 GMC Sierra 3500HD
Denali Crew Cab LB DRW 4WD
119,582 mi
$46,499
- Year:
- 2018
- Make:
- GMC
- Model:
- Sierra 3500HD
- 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
- Mileage:
- 88,031
- Stock #:
- T18414
- VIN:
- 1GT42YEY4JF238103
Sponsored Listing
2018 GMC Sierra 3500HD
Denali Crew Cab LB DRW 4WD
88,031 mi
$42,420
CarGurus Analysis: 2018 GMC Sierra 3500HD
Summary
With 42 currently listed for sale near Denver, CO and an average price of $38,736.00, 21.4% of 2018 GMC Sierra 3500HDs for sale on CarGurus are rated as good or great deals.
Favorably reviewed: Owners rated the 2018 GMC Sierra 3500HD 3 / 5 stars.
71.4% of 2018 Sierra 3500HD models on CarGurus are accident free.
The 2018 GMC Sierra 3500HD is known for its impressive towing and hauling capabilities, making it a strong choice for those needing a heavy-duty truck.
Why it stands out
The 2018 GMC Sierra 3500HD stands out in the heavy-duty truck segment due to its robust performance and versatility. With a strong emphasis on towing and hauling, it offers impressive capabilities that cater to both commercial and personal needs. The Sierra 3500HD is available in various configurations, allowing buyers to choose between different cab styles and bed lengths to suit their specific requirements. Additionally, the higher trim levels, particularly the Denali, provide a luxurious experience with premium materials and advanced technology features. While it excels in performance, potential buyers should be aware that its size can make it challenging to maneuver in tight spaces, and the top trims can be quite expensive.
Other model years to consider
- Average price: $65,709.00
- Good/great deal percentage: 20.2%
- User rating: 5 / 5
- Total listings: 198
- Average price: $57,342.00
- Good/great deal percentage: 22.0%
- Total listings: 191
- Average price: $74,775.00
- Good/great deal percentage: 15.9%
- User rating: 5 / 5
- Total listings: 189
This analysis is based on CarGurus' proprietary market data from July 2, 2026, CarGurus experts' opinions, and generative AI.
3.0 Overall rating
Filter by rating
Bryan L
Reviewed a 2018 GMC Sierra 3500HD on May 26, 2021
Its good looking and has the power to pull whatever and if it would break for some reason I efficiently in chevys
Gary L
Reviewed a 2018 GMC Sierra 3500HD on Oct 4, 2020
The def tank fill is under the hood and it is hard to fill and makes a mess when filling
2018 GMC Sierra 3500HD Trims
| Trim type | MSRP |
|---|---|
| Base | $36,100 |
| SLE Crew Cab DRW 4WD | $50,800 |
| Denali Crew Cab SB 4WD | $59,700 |
| Base 4WD | $39,000 |
| SLE Crew Cab 4WD | $49,400 |
| Base Crew Cab 4WD | $43,600 |
| SLT Crew Cab 4WD | $54,500 |
| Denali Crew Cab LB DRW 4WD | $59,300 |
2018 GMC Sierra 3500HD Price Trends
CarGurus tracks the prices of millions of used car listings every year. See how the average price of 2018 GMC Sierra 3500HD prices has changed over time.
See more price trends2018 GMC Sierra 3500HD Pricing Analysis: Denver, CO Market Report
Pricing by Nearby Locations
Market Area: Denver, CO
Key Insights
- Consistent Pricing Across Cities: The average price in Castle Rock, CO, Longmont, CO, and Fort Collins, CO is uniform at $38,736, indicating a stable market with no significant price variations.
- Moderate Inventory Levels: Each city has 42 listings in Castle Rock and Longmont, while Fort Collins has slightly fewer at 36 listings, suggesting a balanced supply across these markets.
- Potential for Price Sensitivity: The uniform pricing may reflect a competitive market where buyers are price-sensitive, leading to similar average prices across these locations.
City-Level Pricing
| City | Total Listings | Avg Price |
|---|---|---|
| Castle Rock, CO | 42 | $38,736 |
| Longmont, CO | 42 | $38,736 |
| Fort Collins, CO | 36 | $38,736 |
Pricing Analysis by Model Year
Key Insights
- Significant New-Car Premium: The 2026 GMC Sierra 3500HD is priced at $78,732, which is approximately 63.5% above its MSRP, indicating strong demand for the latest model.
- Depreciation Trends: The 2017 model shows a notable depreciation, with a current average price of $27,972, reflecting a -20.5% change from its original MSRP.
- Best Value Years: The 2022 model is priced at $59,086, which is only +1.7% above its MSRP, suggesting it offers a good balance of value and recency.
Model Year Pricing
| Model Year | Original MSRP | Avg Price | Price vs MSRP |
|---|---|---|---|
| 2026 | $48,200 | $78,732 | +63.5% |
| 2025 | $47,500 | $74,775 | +57.4% |
| 2024 | $46,600 | $65,709 | +41.0% |
| 2023 | $43,400 | $57,342 | +32.1% |
| 2022 | $41,400 | $59,086 | +1.7% |
| 2021 | $37,400 | $51,711 | +38.2% |
| 2020 | $37,000 | $57,641 | +55.9% |
| 2019 | $40,800 | $41,379 | +1.4% |
| 2017 | $35,290 | $27,972 | -20.5% |
| 2016 | $34,635 | $39,300 | +13.5% |
| 2014 | $32,805 | $33,594 | +2.4% |
These recommendations are based on CarGurus' proprietary market data from July 2, 2026, CarGurus experts' opinions, and generative AI.
FAQs
How much does the 2018 GMC Sierra 3500HD cost in Denver, CO?
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