Used 2015 GMC Sierra 2500HD for SaleNationwide
Shop with transparent pricing.
Only show listings that include dealer fees- Year:
- 2015
- 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:
- Black
- Fuel type:
- Flex Fuel Vehicle
- Mileage:
- 148,530
- Stock #:
- 105917
- VIN:
- 1GT12YEG5FF105917

2015 GMC Sierra 2500HD
SLE Crew Cab SB 4WD
148,530 mi
$23,348
- Year:
- 2015
- 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:
- Automatic
- Mileage:
- 149,900
- Stock #:
- 1109
- VIN:
- 1GT120E87FF584528

2015 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
149,900 mi
$30,128
- 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:
- Mahogany Metallic
- Fuel type:
- Flex Fuel Vehicle
- Interior color:
- Black (Charcoal)
- Transmission:
- 6-Speed Automatic
- Mileage:
- 91,353
- Stock #:
- 26066
- VIN:
- 1GT22SEGXGZ298941

2016 GMC Sierra 2500HD
SLE Double Cab SB 4WD
91,353 mi
$24,995
- Year:
- 2015
- 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:
- Brown
- Fuel type:
- Flex Fuel Vehicle
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 208,854
- Stock #:
- FF668968
- VIN:
- 1GT12ZEG1FF668968

2015 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
208,854 mi
$19,287
- Year:
- 2014
- 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:
- Stealth Gray Metallic
- Fuel type:
- Diesel
- Interior color:
- Black (Ebony)
- Transmission:
- 6-Speed Automatic
- Mileage:
- 157,400
- Stock #:
- EF144988T
- VIN:
- 1GT120C89EF144988

2014 GMC Sierra 2500HD
SLE Crew Cab SB 4WD
157,400 mi
$25,649
- Year:
- 2015
- 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
- Transmission:
- 6-Speed Automatic
- Mileage:
- 160,349
- Stock #:
- 261170AA
- VIN:
- 1GT12ZE85FF648540

2015 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
160,349 mi
$29,269
- 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:
- Stone Blue Metallic
- Fuel type:
- Diesel
- Interior color:
- Cocoa/Dune
- Transmission:
- 6-Speed Automatic
- Mileage:
- 131,704
- Stock #:
- N173198
- VIN:
- 1GT12UE85GF173198

2016 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
131,704 mi
$34,887
- 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:
- Onyx Black
- Fuel type:
- Flex Fuel Vehicle
- Transmission:
- Automatic
- Mileage:
- 70,969
- Stock #:
- F5006
- VIN:
- 1GT12TEG1GF260419

-$1,000
2016 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
70,969 mi
$35,594
$34,594
- Year:
- 2015
- 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:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 119,429
- Stock #:
- C847A
- VIN:
- 1GT12ZE83FF192750

2015 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
119,429 mi
$33,999
- Year:
- 2014
- 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:
- 108,976
- Stock #:
- MP0012
- VIN:
- 1GT125E83EF173963

2014 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
108,976 mi
$33,496
- Year:
- 2015
- 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:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 168,905
- Stock #:
- AD261452C
- VIN:
- 1GT120E81FF581012

2015 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
168,905 mi
$30,308
- 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:
- Stone Blue Metallic
- Fuel type:
- Diesel
- Interior color:
- Cocoa/Dune
- Transmission:
- 6-Speed Automatic
- Mileage:
- 148,647
- Stock #:
- GF295218
- VIN:
- 1GT12UE83GF295218

2016 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
148,647 mi
$33,125
- Year:
- 2015
- 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:
- Black (Charcoal)
- Fuel type:
- Flex Fuel Vehicle
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 152,582
- Stock #:
- 555959
- VIN:
- 1GT120EG0FF555959

2015 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
152,582 mi
$27,995
CarGurus Analysis:
2015 GMC Sierra 2500HD
With 599 currently listed for sale and an average price of $28,529, 28.9% of 2015 GMC Sierras 2500HD for sale on CarGurus are rated as good or great deals.
Favorably reviewed: Owners rated the 2015 GMC Sierra 2500HD 5 / 5 stars.
64.1% of 2015 Sierra 2500HD models on CarGurus are accident free.
- Year:
- 2015
- 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:
- Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 111,526
- Stock #:
- 70375B
- VIN:
- 1GT120E83FF526237

2015 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
111,526 mi
$35,085
- Year:
- 2015
- 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:
- Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 169,641
- Stock #:
- M26401A
- VIN:
- 1GT120EG6FF657766

2015 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
169,641 mi
$24,200
- Year:
- 2015
- 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:
- Blue
- Fuel type:
- Diesel
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 232,631
- Stock #:
- 537921
- VIN:
- 1GT120E85FF537921

2015 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
232,631 mi
$26,393
- Year:
- 2015
- 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:
- Cocoa/Dune
- Transmission:
- Automatic
- Mileage:
- 214,039
- Stock #:
- D26098
- VIN:
- 1GT120E80FF158647

2015 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
214,039 mi
$27,219
- Year:
- 2015
- 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:
- Bronze Alloy Metallic
- Fuel type:
- Flex Fuel Vehicle
- Interior color:
- Dark Ash With Jet Black Interior Accents
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 126,813
- Stock #:
- SP6920A
- VIN:
- 1GT12ZEG2FF569592

2015 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
126,813 mi
$27,314
- 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:
- Summit White
- Fuel type:
- Flex Fuel Vehicle
- Interior color:
- Cocoa/Dune
- Transmission:
- Automatic
- Mileage:
- 94,100
- Stock #:
- 303243
- VIN:
- 1GT12UEG1GF303243

2016 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
94,100 mi
$36,000
- Year:
- 2015
- 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:
- Automatic
- Mileage:
- 99,940
- Stock #:
- 629347
- VIN:
- 1GT120E8XFF629347

2015 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
99,940 mi
$38,925
- 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:
- Crimson Red Tintcoat
- Fuel type:
- Flex Fuel Vehicle
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 96,292
- Stock #:
- N6100175M
- VIN:
- 1GT22SEG0GZ237789

2016 GMC Sierra 2500HD
SLE Double Cab SB 4WD
96,292 mi
$26,252
- Year:
- 2015
- 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:
- Black
- Fuel type:
- Flex Fuel Vehicle
- Transmission:
- Automatic
- Mileage:
- 123,529
- Stock #:
- BCDTFF153695
- VIN:
- 1GT12ZEG3FF153695

2015 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
123,529 mi
$27,855
- 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:
- Summit White
- Fuel type:
- Diesel
- Interior color:
- All-Terrain Jet Black/Spice Red
- Transmission:
- 6-Speed Automatic
- Mileage:
- 72,788
- Stock #:
- 26117A
- VIN:
- 1GT12TE88GF172878

2016 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
72,788 mi
$33,970
CarGurus Analysis: 2015 GMC Sierra 2500HD

Summary
With 599 currently listed for sale and an average price of $28,529, 28.9% of 2015 GMC Sierras 2500HD for sale on CarGurus are rated as good or great deals.
Favorably reviewed: Owners rated the 2015 GMC Sierra 2500HD 5 / 5 stars.
64.1% of 2015 Sierra 2500HD models on CarGurus are accident free.
Why it stands out
The 2015 GMC Sierra 2500HD stands out as a heavy-duty pickup that brought some uncommon technology to the segment. It was among the first heavy-duty pickups available with forward-collision warning, lane-departure warning, and adaptive cruise control, and it also offered a 110-volt AC household-style power outlet and an eight-inch infotainment touchscreen. An All-Terrain package was available as well, giving it an extra layer of capability and distinction.
Power came from either a 6.0-liter Vortec V8 gas engine or a 6.6-liter Duramax diesel V8 engine, both paired with six-speed automatic transmissions. Rear-wheel drive came standard and four-wheel drive was available. The truck was offered in Base, SLE, SLT, off-road AT4, and upscale Denali trims, with Regular Cab, Crew Cab, and Double Cab configurations and 6'5" or 8' beds. That range of trims and body styles helped make it appealing to buyers who wanted a truck that could serve as both a workhorse and a more refined daily driver.
At the same time, shoppers should be aware of its drawbacks. This generation is prone to electrical problems from wiring and sensor flaws, hard-shifting automatic transmissions, glitchy infotainment software and interfaces, and signs of poor build quality such as inconsistent panel gaps, peeling paint, and premature rusting. Even so, the 2015 GMC Sierra 2500HD remains distinctive for combining heavy-duty capability with features and trim choices that push it closer to a premium truck experience.
Other model years to consider
- Average price: $72,105
- Good/great deal percentage: 32.7%
- User rating: 5 / 5
- Total listings: 4,503
- Average price: $66,339
- Good/great deal percentage: 31.9%
- User rating: 4.2 / 5
- Total listings: 4,390
- Average price: $48,936
- Good/great deal percentage: 31.1%
- User rating: 4.86 / 5
- Total listings: 1,225
This analysis is based on CarGurus' proprietary market data from September 28, 2026, CarGurus experts' opinions, and generative AI.
*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.
5.0 Overall rating
Filter by rating
Austin H
Reviewed a 2015 GMC Sierra 2500HD on Jan 7, 2024
I test drove all of the major diesel 3/4 ton trucks and this one rode the best and had the most creature comforts. That coupled with a reliable duramax and allison transmission sealed the deal. It also proportionally looks right. Some trucks just look off (too low, too high, tires too small, etc).
Darrell K
Reviewed a 2015 GMC Sierra 2500HD on May 30, 2024
Good towing package/prep and good condition aesthetically. Little to no rust apparent.
Clinton L
Reviewed a 2015 GMC Sierra 2500HD on Mar 2, 2024
Solid truck with plenty of power and all the bells and whistles. Rides smoothly, the Cadillac of trucks for sure.
Rocky A
Reviewed a 2015 GMC Sierra 2500HD on Oct 19, 2020
I think it’s a great value with the Duramax engine.....the GMC has all the bells ,and whistles especially with the Denali leather seats all power options,and then some .......
2015 GMC Sierra 2500HD Trims
| Trim type | MSRP |
|---|---|
| SLE LB 4WD | $41,555 |
| Base LB 4WD | $36,150 |
| Base Double Cab SB 4WD | $38,330 |
| SLE Double Cab SB 4WD | $44,290 |
| SLT Double Cab SB 4WD | $48,750 |
| SLE Crew Cab SB 4WD | $46,095 |
| SLT Crew Cab SB 4WD | $50,870 |
| Denali Crew Cab SB 4WD | $56,200 |
*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.
2015 GMC Sierra 2500HD Price Trends
CarGurus tracks the prices of millions of used car listings every year. See how the average price of 2015 GMC Sierra 2500HD prices has changed over time.
See more price trends*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.
How much does the 2015 GMC Sierra 2500HD cost?
| Metric | Value |
|---|---|
| Current Average Price | $28,558 |
| Year-Round Low | $28,368 |
| Year-Round High | $30,953 |
| Average Price a Year Ago | $30,944 |
| Change vs. Last Year | −7.71% |
Prices have softened 7.71% compared to this time last year, making it a favorable time to shop this model year.
There are 600 listings available, which gives you a solid pool to compare prices and equipment.
Is the 2015 GMC Sierra 2500HD a good car?
Yes — the 5/5 user rating points to strong owner satisfaction. Owners consistently praise its strong performance, luxurious features, and comfortable ride, and many highlight the powerful Duramax engine and smooth handling. The overview also shows why it appeals to you if you want a heavy-duty truck that can double as a more refined daily driver, with uncommon features for the segment and a broad range of trims and body styles. With 29.8% of listings marked as good or great deals, there is still meaningful shopping opportunity.
Is the 2015 GMC Sierra 2500HD reliable?
Owners rate it 5/5, a strong signal of long-term satisfaction.
The user feedback points to a truck that many owners find dependable, with praise centered on strong performance and a smooth, confidence-inspiring driving experience. That kind of feedback suggests you can count on it for demanding use if the truck has been maintained well. For used buyers, the main long-term ownership risk is less about owner sentiment and more about making sure individual trucks have been cared for, since condition can vary widely.
What should I look for when buying a used 2015 GMC Sierra 2500HD?
At 64.2% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.
You should start with a vehicle history report so you can separate clean trucks from those with prior damage or repeated claims. Then prioritize a thorough pre-purchase inspection, especially for electrical behavior, transmission operation, infotainment function, and signs of uneven wear or rust. Because this model can show build-quality and mechanical issues, condition matters more than mileage alone.
Is now a good time to buy a used 2015 GMC Sierra 2500HD?
This is a moderate, selective buyer’s market, so you can shop patiently but should move quickly when a strong listing appears.
- Deal availability: 29.8% of listings are priced as good or great deals.
- Inventory: There are 600 listings available.
- Price trend: Prices have softened 7.71% compared with last year.
- Clean inventory: 64.2% of listings are accident-free.
If you find a listing below $28,368, that's toward the low end of the year-round range and worth acting on quickly.
What is the 2015 GMC Sierra 2500HD's resale value?
The current average of $28,558 sits slightly below last year's $30,944.
That decline suggests the market has already adjusted downward, which can help you buy at a more favorable entry point today. For a future seller, it means resale value may be steadier if you buy well and keep the truck in strong condition, but you should not expect rapid appreciation. Trucks with clean histories and desirable equipment typically hold buyer interest better, especially when the market already shows active demand.
Vehicles with strong owner satisfaction ratings, like this model year's 5/5, tend to retain buyer demand, which supports resale value over time.
Should I buy a 2015 GMC Sierra 2500HD or consider a different year?
If you're weighing the 2015 against nearby model years, here's how to think about it:
Choose the 2015 if:
- 29.8% of listings are priced as good or great deals.
- At 64.2% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.
- Price trend: Prices have softened 7.71% compared with last year.
- Owners rate it 5/5 — a strong satisfaction signal.
The bottom line: You should focus on the 2015 if you want the combination of heavy-duty capability, upscale features, and strong owner approval, especially when you find a clean truck with a fair price. If you are more price-sensitive, a nearby year may be worth considering, but the 2015 remains a compelling choice when condition and history check out.
These recommendations are based on CarGurus' proprietary market data from September 29, 2026, CarGurus experts' opinions, and generative AI.
*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.
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