Used GMC Sierra 2500HD Denali for Sale near Connecticut
287 vehicles found
Shop with transparent pricing.
Only show listings that include dealer fees- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Exterior color:
- Black
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 69,327
- Stock #:
- MF189919
- VIN:
- 1GT19REY1MF189919
New arrival
Sponsored by Danbury Auto Group
2021 GMC Sierra 2500HD
Denali Crew Cab 4WD
69,327 mi
Danbury, CT
46 mi away
Fair Deal
$55,507
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 470 hp 6.6L V8 Biodiesel
- Exterior color:
- Sterling Metallic
- Fuel type:
- Biodiesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 13,875
- Stock #:
- A136565
- VIN:
- 1GT4UREYXTF136565
Price drop
-$3,000
Sponsored Listing
2026 GMC Sierra 2500HD
Denali Crew Cab 4WD
13,875 mi
Danbury, CT
46 mi away
Good Deal
$79,000
$76,000
- Year:
- 2017
- 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
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 149,803
- Stock #:
- P164077
- VIN:
- 1GT12UEG2HF164077
Sponsored Listing
2017 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
149,803 mi
Charlton, MA
47 mi away
Good Deal
$29,284
- Year:
- 2020
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Exterior color:
- White
- Transmission:
- Automatic
- Mileage:
- 167,828
- Stock #:
- 161633
- VIN:
- 1GT49REY3LF161633
New arrival
2020 GMC Sierra 2500HD
Denali Crew Cab 4WD
167,828 mi
Waterbury, CT
24 mi away
Good Deal
$37,194
- Year:
- 2017
- 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
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 149,803
- Stock #:
- P164077
- VIN:
- 1GT12UEG2HF164077
2017 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
149,803 mi
Charlton, MA
47 mi away
Good Deal
$29,284
- Year:
- 2023
- Make:
- GMC
- Model:
- Sierra 2500HD
- 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:
- Automatic
- Mileage:
- 41,646
- Stock #:
- 11881
- VIN:
- 1GT19REY1PF146430
2023 GMC Sierra 2500HD
Denali Crew Cab 4WD
41,646 mi
Branford, CT
33 mi away
Good Deal
$58,910
- Year:
- 2020
- 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:
- Automatic
- Mileage:
- 95,283
- Stock #:
- TM284681B
- VIN:
- 1GT49REY5LF122607
2020 GMC Sierra 2500HD
Denali Crew Cab 4WD
95,283 mi
West Simsbury, CT
11 mi away
Good Deal
$47,849
- Year:
- 2020
- 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:
- 53,545
- Stock #:
- 104046
- VIN:
- 1GT49REY6LF283760
New arrival
2020 GMC Sierra 2500HD
Denali Crew Cab 4WD
53,545 mi
Home delivery from Hendersonville, TN
Price includes $1,460 shipping
Fair Deal
$58,038
- Year:
- 2023
- 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:
- 96,647
- Stock #:
- 11827A
- VIN:
- 1GT49REY6PF198150
2023 GMC Sierra 2500HD
Denali Crew Cab 4WD
96,647 mi
Branford, CT
33 mi away
Great Deal
$48,977
- Year:
- 2022
- 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:
- 85,729
- Stock #:
- b133326
- VIN:
- 1GT49REY4NF133326
2022 GMC Sierra 2500HD
Denali Crew Cab 4WD
85,729 mi
Berlin, CT
13 mi away
Good Deal
$51,999
- Year:
- 2023
- 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:
- 70,072
- Stock #:
- FF222
- VIN:
- 1GT19REY9PF253077
2023 GMC Sierra 2500HD
Denali Crew Cab 4WD
70,072 mi
Waterbury, CT
23 mi away
Great Deal
$49,963
- Year:
- 2024
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Exterior color:
- White
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 77,295
- Stock #:
- 70005408
- VIN:
- 1GT49REY4RF223730
2024 GMC Sierra 2500HD
Denali Crew Cab 4WD
77,295 mi
Store transfer to Hartford, CT
Price includes $799 shipping
Fair Deal
$62,797
- Year:
- 2025
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 470 hp 6.6L V8 Biodiesel
- Exterior color:
- White Frost Tricoat
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 17,924
- Stock #:
- U10557
- VIN:
- 1GT4UREY7SF271808
2025 GMC Sierra 2500HD
Denali Crew Cab 4WD
17,924 mi
Waterbury, CT
24 mi away
Good Deal
$69,996
- Year:
- 2020
- 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:
- Automatic
- Mileage:
- 82,480
- Stock #:
- 2077994
- VIN:
- 1GT49REY1LF277994
2020 GMC Sierra 2500HD
Denali Crew Cab 4WD
82,480 mi
Naugatuck, CT
28 mi away
Great Deal
$47,793
- Year:
- 2020
- 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:
- Dark Walnut/Dark Ash Gray
- Transmission:
- Automatic
- Mileage:
- 129,601
- Stock #:
- VF26147
- VIN:
- 1GT49REY9LF308523
2020 GMC Sierra 2500HD
Denali Crew Cab 4WD
129,601 mi
Home delivery from Hicksville, OH
Price includes $779 shipping
Fair Deal
$45,719
- Year:
- 2023
- 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:
- 54,318
- Stock #:
- NG1711
- VIN:
- 1GT19REY2PF218980
2023 GMC Sierra 2500HD
Denali Crew Cab 4WD
54,318 mi
Home delivery from Utica, NY
Price includes $191 shipping
Fair Deal
$58,866
- Year:
- 2022
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 401 hp 6.6L V8
- Exterior color:
- Summit White
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 106,261
- Stock #:
- NF171012
- VIN:
- 1GT49RE77NF171012
2022 GMC Sierra 2500HD
Denali Crew Cab 4WD
106,261 mi
Home delivery from East Windsor, NJ
Price includes $142 shipping
Great Deal
$43,836
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 2500HD
- 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:
- Black
- Transmission:
- Automatic
- Mileage:
- 74,400
- Stock #:
- 52834AQ
- VIN:
- 1GT49REY8MF297077
2021 GMC Sierra 2500HD
Denali Crew Cab 4WD
74,400 mi
Waterbury, CT
23 mi away
Good Deal
$53,936
- Year:
- 2021
- 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:
- Black
- Transmission:
- Automatic
- Mileage:
- 52,028
- Stock #:
- BAC14802
- VIN:
- 1GT49REY9MF130050
2021 GMC Sierra 2500HD
Denali Crew Cab 4WD
52,028 mi
Home delivery from Bridgeport, NY
Price includes $290 shipping
Good Deal
$55,464
- 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, PERFORATED LEATHER-APPOINTED SEAT TRIM
- Transmission:
- Automatic
- Mileage:
- 108,388
- Stock #:
- U188349A
- VIN:
- 1GT12UEYXJF188349
New arrival
2018 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
108,388 mi
Charlton, MA
43 mi away
Fair Deal
$45,276
- Year:
- 2020
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 401 hp 6.6L V8
- Exterior color:
- White Frost Tricoat
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 77,914
- Stock #:
- P19060A
- VIN:
- 1GT49RE71LF288310
2020 GMC Sierra 2500HD
Denali Crew Cab 4WD
77,914 mi
Home delivery from Mendon, MA
Price includes $94 shipping
Good Deal
$48,062
- Year:
- 2022
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 401 hp 6.6L V8
- Exterior color:
- Onyx Black
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 34,847
- Stock #:
- F82443A
- VIN:
- 1GT49RE74NF121149
2022 GMC Sierra 2500HD
Denali Crew Cab 4WD
34,847 mi
Wilbraham, MA
28 mi away
Good Deal
$59,000
- Year:
- 2020
- 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:
- Gray (Dark Walnut/Dark Ash Grey)
- Transmission:
- Automatic
- Mileage:
- 113,803
- Stock #:
- 4767
- VIN:
- 1GT49REY1LF166989
2020 GMC Sierra 2500HD
Denali Crew Cab 4WD
113,803 mi
Home delivery from Shepherdsville, KY
Price includes $736 shipping
Good Deal
$44,585
- Year:
- 2020
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 401 hp 6.6L V8
- Exterior color:
- Quicksilver Metallic
- Fuel type:
- Gasoline
- Interior color:
- Gray (Dark Walnut/Dark Ash Grey)
- Transmission:
- 6-Speed Automatic
- Mileage:
- 52,949
- Stock #:
- T116613
- VIN:
- 1GT49RE74LF116613
New arrival
Sponsored Listing
2020 GMC Sierra 2500HD
Denali Crew Cab 4WD
52,949 mi
Danbury, CT
46 mi away
Good Deal
$51,000
Overview
GMC introduced the luxurious Denali trim to its pickup catalog in the early 2000s and has expanded it to its heavy-duty truck like. The GMC Sierra 2500HD Denali is available only with four-wheel drive and can be had with a long or standard bed. No matter how it’s configured, the truck sports a crew cab body style. As a flagship trim of one of GMC’s most popular trucks, the 2500HD Denali gets the best features, an upscale interior, massive capability, and a heavy price tag to match.
Key Features
- Standard 6.6-liter gas engine, available diesel
- Six-speed heavy-duty transmission
- Four-wheel drive
- Trailering assistance functions
- Available Allison ten-speed transmission
Pricing Details
The 2022 GMC Sierra 2500HD Denali starts at $71,395. Stepping up to the 6.6-liter turbodiesel option adds a whopping $11,000 to the price tag but brings 910 pound-feet of torque and an Allison transmission. Used examples on CarGurus range from $19,803.50 to $104,509.60 with an average price of $24,138.75. Buyers can go wild with options, such as the $2,990 Black Diamond Edition, which adds a Kicker audio system in the tailgate. The $1,770 Denali Ultimate Package brings a sunroof, rear camera mirror system, and a head-up display. GMC also offers a plethora of accessories, such as bike racks, hitch carriers, and cargo management components.
Specifications
Performance
Engine
Standard 6.6-liter V8
Transmission
Six-speed automatic
Drivetrain
Four-wheel drive
Horsepower/Torque
401 hp/464 lb-ft
0-60 mph
7.5 seconds (estimated)
MPG
N/A (HD trucks are not subject to EPA fuel economy measurements)
Curb weight
6,642 pounds
Dimensions
wheelbase
158.94 inches (standard bed)
length
250.08 inches (standard bed)
width
250.08 inches (standard bed)
height
79.82 inches
*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.
FAQs
How much does the GMC Sierra 2500HD Denali cost in Connecticut?
The average GMC Sierra 2500HD Denali costs about $18,683.60. The average price has decreased by -9.2% since last year. The 287 for sale near Connecticut on CarGurus, range from $19,804 to $104,510 in price.
How many GMC Sierra 2500HD Denali vehicles in Connecticut have no reported accidents or damage?
230 out of 287 for sale near Connecticut 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.
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