Discovery Honda
Toll-free:
1 855 384-6349

2015 GMC Sierra 2500 Denali 
in Duncan 

135,437 km
 Automatic
Ext: Silver Int: Black
Great Value
2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-1
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-1
    GMC Sierra-2500 2015 - Photo #1
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-2
    GMC Sierra-2500 2015 - Photo #2
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-3
    GMC Sierra-2500 2015 - Photo #3
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-4
    GMC Sierra-2500 2015 - Photo #4
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-5
    GMC Sierra-2500 2015 - Photo #5
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-6
    GMC Sierra-2500 2015 - Photo #6
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-7
    GMC Sierra-2500 2015 - Photo #7
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-8
    GMC Sierra-2500 2015 - Photo #8
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-9
    GMC Sierra-2500 2015 - Photo #9
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-10
    GMC Sierra-2500 2015 - Photo #10
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-11
    GMC Sierra-2500 2015 - Photo #11
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-12
    GMC Sierra-2500 2015 - Photo #12
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-13
    GMC Sierra-2500 2015 - Photo #13
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-14
    GMC Sierra-2500 2015 - Photo #14
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-15
    GMC Sierra-2500 2015 - Photo #15
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-16
    GMC Sierra-2500 2015 - Photo #16
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-17
    GMC Sierra-2500 2015 - Photo #17
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-18
    GMC Sierra-2500 2015 - Photo #18
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-19
    GMC Sierra-2500 2015 - Photo #19
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-20
    GMC Sierra-2500 2015 - Photo #20
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-21
    GMC Sierra-2500 2015 - Photo #21
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-22
    GMC Sierra-2500 2015 - Photo #22
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-23
    GMC Sierra-2500 2015 - Photo #23
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-24
    GMC Sierra-2500 2015 - Photo #24
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-25
    GMC Sierra-2500 2015 - Photo #25
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-26
    GMC Sierra-2500 2015 - Photo #26
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-27
    GMC Sierra-2500 2015 - Photo #27
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-28
    GMC Sierra-2500 2015 - Photo #28
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-29
    GMC Sierra-2500 2015 - Photo #29
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-30
    GMC Sierra-2500 2015 - Photo #30
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-31
    GMC Sierra-2500 2015 - Photo #31
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-32
    GMC Sierra-2500 2015 - Photo #32
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-33
    GMC Sierra-2500 2015 - Photo #33
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-34
    GMC Sierra-2500 2015 - Photo #34
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-35
    GMC Sierra-2500 2015 - Photo #35
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-36
    GMC Sierra-2500 2015 - Photo #36
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-37
    GMC Sierra-2500 2015 - Photo #37
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-38
    GMC Sierra-2500 2015 - Photo #38
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-39
    GMC Sierra-2500 2015 - Photo #39
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-40
    GMC Sierra-2500 2015 - Photo #40
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-41
    GMC Sierra-2500 2015 - Photo #41
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-42
    GMC Sierra-2500 2015 - Photo #42
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-43
    GMC Sierra-2500 2015 - Photo #43
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-44
    GMC Sierra-2500 2015 - Photo #44
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-45
    GMC Sierra-2500 2015 - Photo #45
  • 2015 GMC Sierra-2500 used pre-owned, Ext:Silver, int:Black, Denali, 56990. Discovery Honda. 2026-077B-46
    GMC Sierra-2500 2015 - Photo #46
Taxes and registration fees are excluded from the displayed price. Some data and prices are provided by a third party and we cannot guarantee their accuracy.

Vehicle History 

Carproof Logo

2015 GMC Sierra 2500 - Specifications 

City
Highway
Share Vehicle Listing on Facebook
Download the window sticker
  • Model: Sierra 2500
  • Trim Level: Denali
  • Category: Trucks
  • Exterior Colour: Silver
  • Interior Colour: Black
  • Passengers: 6
  • Doors: 4
  • Kilometers: 135,437 km
  • Stock #: 2026-077B
  • VIN: 1GT120E82FF129649
  • See options
  • Drive train: Four-wheel drive
  • Transmission: Automatic
  • Fuel: Diesel
  • Engine: Turbocharged Diesel V8 6.6L/403
  • Cylinders: 8
  • Price: 56,990

Key features of the 2015 GMC Sierra 2500 

Powerful Duramax Diesel

6.6L V8 Duramax engine delivers 403 hp and immense towing capability.

Denali Luxury Interior

Premium leather seats, heated and cooled, with advanced infotainment system.

4WD Off-Road Readiness

Robust 4WD system for superior traction and stability in tough terrains.

Advanced Safety Features

Equipped with driver assist tech: lane departure, parking sensors, and airbags.

The key features listed may depend on the trim, options, or equipment package.

2015 GMC Sierra 2500 - Description 

2015 GMC SIERRA 2500HD Denali
2015 GMC Sierra 2500HD Denali -- Heavy-Duty Power with Premium RefinementAvailable now at Discovery Honda -- Dealer #1127The 2015 GMC Sierra 2500HD Denali delivers an unmatched combination of brute strength, cutting-edge technology, and luxurious comfort. Built for those who demand capability without compromise, this heavy-duty truck is perfectly suited for Vancouver Island's diverse terrain---from towing boats along the coast to hauling equipment through rugged backroads in the Cowichan Valley.Performance and CapabilityUnder the hood, the 2015 Sierra 2500HD Denali offers two powerful engine options. Most models feature the 6.6-litre Duramax® turbo-diesel V8, producing 397 horsepower and an incredible 765 lb-ft of torque, paired with the Allison® 1000 6-speed automatic transmission. This combination is renowned for its durability, smooth power delivery, and proven towing strength. Gasoline variants come equipped with a 6.0-litre V8 engine generating 360 horsepower and 380 lb-ft of torque.When properly equipped, the Sierra 2500HD Denali can tow up to 17,900 lbs (8,119 kg) and carry a payload capacity exceeding 3,000 lbs (1,360 kg)---making it one of the most capable pickups in its class. The Autotrac® 4WD system and locking rear differential provide confident traction whether navigating wet Island pavement, gravel logging roads, or snow-covered mountain passes.Exterior DesignThe Denali trim represents the pinnacle of GMC design, combining rugged functionality with premium style. Signature Denali chrome accents, a bold mesh grille, and projector-beam HID headlights define its commanding presence. 20-inch polished aluminum wheels, chrome assist steps, and body-coloured bumpers add refinement, while the EZ Lift and Lower tailgate and corner step rear bumper enhance convenience during work or recreation.The truck's solid construction and elevated ride height make it ideal for towing, hauling, or simply enjoying commanding visibility on Vancouver Island's highways.Interior Luxury and ComfortInside, the Sierra 2500HD Denali offers a cabin that rivals luxury SUVs. Premium leather-appointed seating, real aluminum trim, and meticulous attention to detail create an upscale atmosphere. The heated and ventilated front seats, heated steering wheel, and dual-zone automatic climate control ensure comfort in all seasons---from cool winter mornings in Duncan to warm summer days up the Island.Technology is front and centre with the 8-inch GMC IntelliLink® touchscreen, offering navigation, Bluetooth® audio streaming, voice command, Apple CarPlay® (available via later update), and a premium Bose® audio system for crystal-clear sound. Ample storage, intuitive controls, and generous passenger space make every journey convenient and enjoyable.Safety and TechnologyThe 2015 Sierra 2500HD Denali includes a comprehensive suite of safety and driver assistance features designed to enhance confidence on every drive. Standard and available features include: Front and Rear Park Assist Rear Vision Camera Forward Collision Alert Lane Departure Warning StabiliTrak® Stability Control System Hill Start Assist These systems work seamlessly to provide added control and awareness, whether backing into tight parking spaces or towing along winding coastal roads.Towing and UtilityBuilt with a high-strength steel frame and advanced trailering technologies, the Sierra Denali 2500HD simplifies heavy-duty work. The integrated trailer brake controller, trailer sway control, and hill descent control make hauling safe and predictable. A factory-installed fifth-wheel prep package may also be available on select units, making it an ideal choice for recreational trailers or work applications across Vancouver Island.Why Buy from Discovery HondaAt Discovery Honda, we understand what Island drivers expect from a heavy-duty pickup---reliability, capability, and comfort. Our pre-owned inventory is carefully selected and inspected to ensure lasting quality. The 2015 GMC Sierra 2500HD Denali represents the best of both worlds: rugged strength for hard work and refined luxury for everyday driving. Visit us in Duncan to experience this exceptional truck firsthand and discover why it continues to set the benchmark in heavy-duty performance.

2015 GMC Sierra 2500 - Options 

2015 GMC Sierra 2500 - Technical Specifications 

  • Fuel:
  • Fuel efficiency:  
    • City: Liters / 100 Km
    • Highway: Liters / 100 Km
  • Horse Power: Hp at Rpm
  • Torque: Lbs at Rpm
  • Trunk space: Liters
  • Vehicle weight: Kg
  • Length: mm
  • Width: mm
  • Height: mm

Similar Vehicles 

Indemnification Clause
Although we endeavour to ensure that the information contained on this website is accurate, the website provider and the dealership are not responsible for any errors or omissions that may occur from time to time. Some data and prices are provided by a third-party and we cannot guarantee their accuracy. Please contact your dealer for verification or if you would like more information on this vehicle.
ter
 carfax canada 3colour2023  e n
FREE! Get a free Carfax vehicle historical report by providing us with your contact information:
Submit
You can finance your 2015 GMC Sierra-2500 now!
You can easily fill-out a credit request on this 2015 GMC Sierra-2500
and quickly get pre-approved! Start now....
CLICK HERE!
ajax loader2
Please confirm
Discovery Honda
IMPORTANT: You can easily remove your consent at any time!
A few more questions
  1. What is your preferred method of contact?
  2. Discovery Honda
    IMPORTANT: You can easily remove your consent at any time!
SUBMIT