Used 2025 GMC Sierra 3500HD

No Reported Accidents | One Previous Owner

This 2025 GMC Sierra 3500HD SLT Crew Cab 4x4 has the Duramax diesel, SLT Premium Package, and X31 Off-Road and Protection Package, giving it a great combination of heavy-duty capability and upscale comfort. Finished in Sterling Metallic with a Jet Black leather interior, it has a sharp, substantial look that suits a truck of this size. The Crew Cab and 6.8-foot box provide room for passengers and cargo, and the gooseneck and fifth-wheel prep package is a significant addition for anyone planning to tow. With just 23,699 km, this Sierra is an appealing option for someone looking for a well-equipped diesel truck at Wood Wheaton.

Performance and Mechanical

The 6.6L Duramax turbo-diesel V8 and Allison 10-speed automatic transmission are a serious combination for heavy-duty driving. The X31 package adds off-road suspension hardware, and the integrated trailer equipment gives drivers more control when hauling a trailer.

• 6.6L Duramax turbo-diesel V8
• Allison 10-speed automatic
• Four-wheel drive
• 2-speed electronic transfer case
• X31 Off-Road Package
• Off-road suspension
• Twin-tube Rancho shocks
• Hill Descent Control
• Automatic locking rear diff
• Gooseneck/5th wheel prep
• Integrated trailer brake control
• Trailer sway control
• Digital variable steering

Connectivity and Technology

The large touchscreen puts navigation, entertainment, and vehicle settings within easy reach. Bose audio is a welcome addition for longer drives, and the trailering technology helps take some of the guesswork out of connecting and maneuvering with a trailer.

• 13.4-inch colour touchscreen
• 12.3-inch digital driver display
• Built-in navigation
• Wireless Apple CarPlay
• Wireless Android Auto
• Bose premium audio system
• Wireless phone charging
• In-vehicle trailering app
• Hitch guidance and hitch view
• Trailer camera provisions
• Remote start
• Universal home remote

Interior

The SLT Premium Package brings a particularly comfortable interior to this heavy-duty Sierra. Heated and ventilated front bucket seats, heated rear outboard seats, and a heated steering wheel give everyone something to enjoy, whether it is a cold morning in Prince George or a warm summer drive.

• Jet Black leather interior
• Front bucket seats
• Heated and ventilated front seats
• Power front seats
• Driver seat and mirror memory
• Heated rear outboard seats
• Heated steering wheel
• Dual-zone automatic climate
• Power sunroof
• Auto-dimming rearview mirror
• Driver Safety Alert Seat

Exterior

Sterling Metallic paint gives this Sierra a clean, sophisticated appearance, complemented by the chrome details of the SLT trim. The MultiPro tailgate and integrated bed steps provide different ways to access the box, and the spray-on bedliner helps protect its surface when carrying cargo.

• Sterling Metallic exterior
• Crew Cab with 6.8-foot box
• GMC MultiPro tailgate
• Spray-on bedliner
• Integrated bed steps
• Power sliding rear window
• Power folding/extending mirrors
• Chrome assist steps
• LED headlamps and fog lamps
• LED cargo bed lighting
• LED roof marker lamps
• Rain-sensing windshield wipers

Safety and Security

HD Surround Vision gives you a view around the truck when maneuvering in tight spaces, and the bed-view camera helps when checking cargo or lining up a trailer connection. Adaptive Cruise Control and the additional driver assistance features are especially welcome when spending time on the highway.

• HD Surround Vision
• Bed-view camera
• Adaptive Cruise Control
• Automatic Emergency Braking
• Forward Collision Alert
• Front Pedestrian Braking
• Lane Departure Warning
• Trailer Side Blind Zone Alert
• Rear Cross Traffic Alert
• Front and Rear Park Assist
• Following Distance Indicator
• IntelliBeam automatic high beams

There is a lot to like about a heavy-duty pickup that can handle demanding jobs and still feel like a comfortable place to spend the day. This Sierra 3500HD has the diesel powertrain and trailering equipment for serious hauling, but it is just as appealing for the space, driving position, and premium features that come with the SLT. It is the kind of truck that could become part of your business, your travel plans, or simply your everyday routine. Come see it at Wood Wheaton and find out whether this is the Sierra you have been looking for.