2025 GMC Sierra 3500 HD 4WD Crew Cab Long Box Denali clearance 
in Oshawa 

7,643 km (Used)
 Automatic
Ext: Black
ONYX BLACK
Int: Black
JET BLACK
Clearance
2025 GMC Sierra-3500-HD used pre-owned, Ext:Black, int:Black, 4WD Crew Cab Long Box Denali, 112144. Mills Motors Buick GMC. 250158-demo-1
  • 2025 GMC Sierra-3500-HD used pre-owned, Ext:Black, int:Black, 4WD Crew Cab Long Box Denali, 112144. Mills Motors Buick GMC. 250158-demo-1
    GMC Sierra-3500-HD 2025 - Photo #1
  • 2025 GMC Sierra-3500-HD used pre-owned, Ext:Black, int:Black, 4WD Crew Cab Long Box Denali, 112144. Mills Motors Buick GMC. 250158-demo-2
    GMC Sierra-3500-HD 2025 - Photo #2
  • 2025 GMC Sierra-3500-HD used pre-owned, Ext:Black, int:Black, 4WD Crew Cab Long Box Denali, 112144. Mills Motors Buick GMC. 250158-demo-3
    GMC Sierra-3500-HD 2025 - Photo #3
  • 2025 GMC Sierra-3500-HD used pre-owned, Ext:Black, int:Black, 4WD Crew Cab Long Box Denali, 112144. Mills Motors Buick GMC. 250158-demo-4
    GMC Sierra-3500-HD 2025 - Photo #4
  • 2025 GMC Sierra-3500-HD used pre-owned, Ext:Black, int:Black, 4WD Crew Cab Long Box Denali, 112144. Mills Motors Buick GMC. 250158-demo-5
    GMC Sierra-3500-HD 2025 - Photo #5
  • 2025 GMC Sierra-3500-HD used pre-owned, Ext:Black, int:Black, 4WD Crew Cab Long Box Denali, 112144. Mills Motors Buick GMC. 250158-demo-6
    GMC Sierra-3500-HD 2025 - Photo #6
  • 2025 GMC Sierra-3500-HD used pre-owned, Ext:Black, int:Black, 4WD Crew Cab Long Box Denali, 112144. Mills Motors Buick GMC. 250158-demo-7
    GMC Sierra-3500-HD 2025 - Photo #7
  • 2025 GMC Sierra-3500-HD used pre-owned, Ext:Black, int:Black, 4WD Crew Cab Long Box Denali, 112144. Mills Motors Buick GMC. 250158-demo-8
    GMC Sierra-3500-HD 2025 - Photo #8
  • 2025 GMC Sierra-3500-HD used pre-owned, Ext:Black, int:Black, 4WD Crew Cab Long Box Denali, 112144. Mills Motors Buick GMC. 250158-demo-9
    GMC Sierra-3500-HD 2025 - Photo #9
  • 2025 GMC Sierra-3500-HD used pre-owned, Ext:Black, int:Black, 4WD Crew Cab Long Box Denali, 112144. Mills Motors Buick GMC. 250158-demo-10
    GMC Sierra-3500-HD 2025 - Photo #10
  • 2025 GMC Sierra-3500-HD used pre-owned, Ext:Black, int:Black, 4WD Crew Cab Long Box Denali, 112144. Mills Motors Buick GMC. 250158-demo-11
    GMC Sierra-3500-HD 2025 - Photo #11
  • 2025 GMC Sierra-3500-HD used pre-owned, Ext:Black, int:Black, 4WD Crew Cab Long Box Denali, 112144. Mills Motors Buick GMC. 250158-demo-12
    GMC Sierra-3500-HD 2025 - Photo #12
  • 2025 GMC Sierra-3500-HD used pre-owned, Ext:Black, int:Black, 4WD Crew Cab Long Box Denali, 112144. Mills Motors Buick GMC. 250158-demo-13
    GMC Sierra-3500-HD 2025 - Photo #13
  • 2025 GMC Sierra-3500-HD used pre-owned, Ext:Black, int:Black, 4WD Crew Cab Long Box Denali, 112144. Mills Motors Buick GMC. 250158-demo-14
    GMC Sierra-3500-HD 2025 - Photo #14
  • 2025 GMC Sierra-3500-HD used pre-owned, Ext:Black, int:Black, 4WD Crew Cab Long Box Denali, 112144. Mills Motors Buick GMC. 250158-demo-15
    GMC Sierra-3500-HD 2025 - Photo #15
  • 2025 GMC Sierra-3500-HD used pre-owned, Ext:Black, int:Black, 4WD Crew Cab Long Box Denali, 112144. Mills Motors Buick GMC. 250158-demo-16
    GMC Sierra-3500-HD 2025 - Photo #16
  • 2025 GMC Sierra-3500-HD used pre-owned, Ext:Black, int:Black, 4WD Crew Cab Long Box Denali, 112144. Mills Motors Buick GMC. 250158-demo-17
    GMC Sierra-3500-HD 2025 - Photo #17
  • 2025 GMC Sierra-3500-HD used pre-owned, Ext:Black, int:Black, 4WD Crew Cab Long Box Denali, 112144. Mills Motors Buick GMC. 250158-demo-18
    GMC Sierra-3500-HD 2025 - Photo #18
  • 2025 GMC Sierra-3500-HD used pre-owned, Ext:Black, int:Black, 4WD Crew Cab Long Box Denali, 112144. Mills Motors Buick GMC. 250158-demo-19
    GMC Sierra-3500-HD 2025 - Photo #19
  • 2025 GMC Sierra-3500-HD used pre-owned, Ext:Black, int:Black, 4WD Crew Cab Long Box Denali, 112144. Mills Motors Buick GMC. 250158-demo-20
    GMC Sierra-3500-HD 2025 - Photo #20
  • 2025 GMC Sierra-3500-HD used pre-owned, Ext:Black, int:Black, 4WD Crew Cab Long Box Denali, 112144. Mills Motors Buick GMC. 250158-demo-21
    GMC Sierra-3500-HD 2025 - Photo #21
  • 2025 GMC Sierra-3500-HD used pre-owned, Ext:Black, int:Black, 4WD Crew Cab Long Box Denali, 112144. Mills Motors Buick GMC. 250158-demo-22
    GMC Sierra-3500-HD 2025 - Photo #22
  • 2025 GMC Sierra-3500-HD used pre-owned, Ext:Black, int:Black, 4WD Crew Cab Long Box Denali, 112144. Mills Motors Buick GMC. 250158-demo-23
    GMC Sierra-3500-HD 2025 - Photo #23
  • 2025 GMC Sierra-3500-HD used pre-owned, Ext:Black, int:Black, 4WD Crew Cab Long Box Denali, 112144. Mills Motors Buick GMC. 250158-demo-24
    GMC Sierra-3500-HD 2025 - Photo #24
The amount shown reflects an estimate of the amount that you can expect to pay in Canadian dollars. Taxes are excluded (unless selected otherwise). Photos for illustration purposes only. While we strive to ensure that the information on this website is accurate, we recommend contacting us directly to verify details and obtain additional information about the vehicle, including confirmation of prices, colors, trims, options, and other specifications.

2025 GMC Sierra 3500 HD - Specifications 

City
Highway
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  • Model: Sierra 3500 HD
  • Trim Level: 4WD Crew Cab Long Box Denali
  • Category: Trucks
  • Exterior Colour: Onyx Black
  • Interior Colour: Jet Black
  • Passengers: 4
  • Doors: 4
  • Kilometers: 7,643 km
  • Stock #: 250158-demo
  • VIN: 1GT4UWEY3SF205447
  • See options
  • Drive train: Four-wheel drive
  • Transmission: Automatic
  • Fuel: Diesel
  • Truck bed length: 98"
  • Towing capacity up to: 9070kg
  • Engine: 6.6 L
  • Cylinders: V8
  • Price: 112,144

Key features of the 2025 GMC Sierra 3500 HD 

6.6L V8 Powerhouse

Robust 6.6L V8 delivers exceptional towing and hauling for tough jobs.

Denali Luxury Cabin

Premium leather, real wood trim, and advanced comfort for first-class journeys.

Advanced Trailering Tech

ProGrade Trailering system offers enhanced camera views and easy hitching.

Comprehensive Safety Suite

Includes lane departure warning, forward collision alert, and more smart protections.

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

2025 GMC Sierra 3500 HD - Description 

2025 GMC Sierra 3500HD 4WD Crew Cab Long Box Denali for sale

2025 GMC Sierra 3500 HD - Options 

2025 GMC Sierra 3500 HD - 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
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While we strive to ensure that the information on this website is accurate, we recommend contacting us directly to verify details and obtain additional information about the vehicle, including confirmation of prices, colors, trims, options, and other specifications.
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