Vehicle Information

VIN: 1GT120E84FF676910
Stock #: 9120601
Model Code: TK25743
  • Condition Used
  • Body Style 4D Crew Cab
  • Interior Color Jet Black
  • Mileage 174,055
  • Engine 8 Cyl - 6.6 L
  • Transmission Allison 1000 6-Speed Automatic / 4WD
  • Fuel Type Diesel

Highlighted Features

Feature availability subject to final vehicle configuration. Please reference window sticker for more info.

Dealer Comments

This 2015 GMC Sierra 2500HD Denali is the perfect combination of heavy‑duty capability and true luxury. Powered by the legendary 6.6L Duramax turbo‑diesel paired with the proven Allison transmission, this truck delivers exceptional towing power, smooth shifting, and long‑lasting durability. Equipped with the Duramax Plus Package, it comes with upgraded cooling, advanced towing technologies, and additional features designed to enhance performance under the toughest conditions.

As a Denali, this truck sits at the top of the lineup with a premium interior, distinctive exterior styling, and every comfort you could want. The cabin is trimmed in high‑quality materials, offering heated and cooled leather seats, advanced technology, and the signature Denali attention to detail. With the factory rear entertainment system, passengers in the back can enjoy movies and media on long trips, making this Sierra ideal for families, road‑trippers, or anyone who wants first‑class comfort for everyone on board.

On the outside, the Denali’s bold chrome grille, refined body lines, and upscale design elements immediately set it apart from other heavy‑duty trucks. It offers an impressive blend of rugged capability and luxury‑SUV presence, making it equally at home on the job site or in the driveway. Whether you're towing, hauling, or just cruising, the Sierra 2500HD Denali feels powerful, stable, and confident in any situation.

Between the Duramax diesel, the Denali package, the Duramax Plus upgrades, and the added rear entertainment system, this truck is fully loaded with the features people look for most. It’s an excellent option for anyone needing serious capability without sacrificing comfort, style, or convenience.

If you're looking for a well‑equipped, powerful, and luxurious HD pickup, this 2015 Sierra 2500HD Denali Duramax is a standout choice that’s ready for work, travel, and everything in between.

Call now 425-892-8664 autorightmotors.com

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Allison 1000 6-Speed Automatic, 4WD, Jet Black w/Perforated Leather Appointed Seat Trim, BOSE Sound w/7 Speaker System, Driver Alert Package, Duramax Plus Package, Hill Descent Control, Off-Road Package, Power Sunroof, Rear Seat DVD Entertainment System, Z71 Chrome Front Fender Emblems.

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DRIVE WITH CONFIDENCE – The LJ WAY! Most used vehicles include a 6 Month / 6000 Mile Warranty, plus we offer a 7-Day Exchange! Learn more: https://www.autorightmotors.com/drive-with-confidence.

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Awards:
* 2015 KBB.com Brand Image Awards

All Features

  • Navigation System
  • Driver Alert Package
  • Duramax Plus Package
  • Heavy-Duty Trailering Equipment
  • Off-Road Package
  • Rear Seat DVD/Blu-Ray Player Entertainment Package
  • Standard Suspension Package
  • 7 Speakers
  • AM/FM radio: SiriusXM
  • BOSE Sound w/7 Speaker System
  • CD player
  • Radio: AM/FM/SiriusXM w/Navigation
  • Single Slot CD/MP3 Player
  • SiriusXM Satellite Radio
  • Steering Wheel Audio Controls
  • Air Conditioning
  • Automatic temperature control
  • Dual-Zone Automatic Climate Control
  • Electric Rear-Window Defogger
  • Front dual zone A/C
  • Rear window defroster
  • 110-Volt AC Power Outlet
  • Bluetooth® For Phone
  • Memory seat
  • Power driver seat
  • Power steering
  • Power windows
  • Power Windows w/Driver Express Up & Down
  • Power-Adjustable Pedals For Accelerator & Brake
  • Remote Keyless Entry
  • Remote keyless entry
  • Remote Vehicle Starter System
  • Steering wheel mounted audio controls
  • Universal Home Remote
  • Manual Tilt-Wheel/Telescoping Steering Column
  • Traction control
  • 4-Wheel Disc Brakes
  • ABS brakes
  • Dual front impact airbags
  • Dual front side impact airbags
  • Emergency communication system: OnStar Directions & Connections
  • Front anti-roll bar
  • Front wheel independent suspension
  • Low tire pressure warning
  • Occupant sensing airbag
  • Overhead airbag
  • Power Sunroof
  • Rear Seat DVD Entertainment System
  • Body-Color Front Bumper
  • Rear Body-Color Bumper w/Bumper CornerSteps
  • Brake assist
  • Electronic Stability Control
  • Exterior Parking Camera Rear
  • Hill Descent Control
  • Delay-off headlights
  • Front fog lights
  • Front Halogen Fog Lamps
  • Fully automatic headlights
  • Panic alarm
  • Security system
  • Theft Deterrent System (Unauthorized Entry)
  • Speed control
  • 150 Amps Alternator
  • Engine Block Heater
  • Exhaust Brake
  • High Idle Switch
  • 1-Piece Radiator Grille/Front Bumper Opening Cover
  • Auto-dimming door mirrors
  • Black Frame-Mounted Front Recovery Hooks
  • Bodyside moldings
  • Bumpers: body-color
  • Chrome Bodyside Moldings
  • Chrome Door Handles
  • Chrome Power-Adjustable Heated Outside Mirrors
  • Electronic Shift Transfer Case
  • EZ-Lift & Lower Tailgate
  • Front License Plate Kit
  • Heated door mirrors
  • Heated Power-Adjustable Outside Mirrors
  • Power door mirrors
  • Rear step bumper
  • Rear Wheelhouse Liners
  • Turn signal indicator mirrors
  • Z71 Chrome Front Fender Emblems
  • 8" Multi-Color Driver Instrument Info Display
  • Adjustable pedals
  • Auto-Dimming Inside Rear-View Mirror
  • Auto-dimming Rear-View mirror
  • Color-Keyed Carpeted Floor Mats
  • Color-Keyed Carpeting Floor Covering
  • Compass
  • Denali Decor
  • Driver & Front Passenger Visors
  • Driver door bin
  • Driver vanity mirror
  • Front reading lights
  • Garage door transmitter
  • Heated Leather Steering Wheel
  • Heated steering wheel
  • Illuminated entry
  • OnStar 4G LTE Wi-Fi Hotspot
  • OnStar 6 Months Directions/Connections Plan
  • Outside temperature display
  • Overhead console
  • Passenger vanity mirror
  • Rear reading lights
  • Rear seat center armrest
  • Rear Vision Camera w/Dynamic Guide Lines
  • Tachometer
  • Telescoping steering wheel
  • Tilt steering wheel
  • Trip computer
  • Ultrasonic Front & Rear Park Assist
  • Voltmeter
  • Front Center Armrest
  • Front Full Feature Bucket Seats
  • Heated & Cooled Front Bucket Seats
  • Heated Driver & Front Passenger Seats
  • Heated front seats
  • Perforated Leather Appointed Seat Trim
  • Power passenger seat
  • Rear 60/40 Folding Bench Seat (Folds Up)
  • Split folding rear seat
  • Ventilated front seats
  • Floor Console w/Dual Cup Holders
  • Passenger door bin
  • Camper & 5th Wheel Trailer Wiring Provisions
  • 18" Chromed Aluminum Wheels
  • Alloy wheels
  • Chrome wheels
  • Wheels: 20" Chrome Cast Aluminum
  • Deep-Tinted Glass
  • Power Sliding Rear Window w/Defogger
  • Variably intermittent wipers
  • 3.73 Rear Axle Ratio
  • 4.10 Rear Axle Ratio
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All vehicles are one of each. All Pre-Owned or Certified vehicles are Used. The offering price of this vehicle is conditioned on a negotiated waiver of implied warranties if the Buyers Guide on the vehicle is AS IS-NO DEALER WARRANTY. If the Buyers Guide on the vehicle is IMPLIED WARRANTIES ONLY, the offering price includes implied warranties. Call or see Dealer to determine the form of Buyers Guide on the vehicle. A negotiable documentary service fee of up to $200 may be added to the sale price or capitalized cost. Prices exclude tax, title, license, any finance charges, or additional fees required for closing. All financing is subject to credit approval. All transactions are negotiable including price, trade allowance, interest rate (of which the dealer may retain a portion), term, and documentary service fee. All prices, specifications, and availability subject to change without notice. Any agreement is subject to execution of contract documents. All vehicles subject to prior sale. Please verify any information in question with a dealership sales representative. Vehicles shown at different locations are not currently in our inventory (Not in Stock) but can be made available to you at our location within a reasonable date from the time of your request. While every reasonable effort is made to ensure the accuracy of the vehicle description displayed on this page, dealer makes no warranties, express or implied, regarding the vehicle or vehicle description.

The Manufacturer's Suggested Retail Price excludes tax, title, license, dealer fees and optional equipment. Dealer sets final price.