Used GMC Sierra 2500HDs for sale in Brampton, ON

Explore our selection of quality used cars, trucks, and SUVs at Gateway Chevrolet Buick GMC. With over 45 vehicles in stock and easy online trade-in valuation, finding your next ride has never been easier. 

This vehicle has been previously used as a demonstrator by the dealership. It qualifies for applicable new vehicle incentives and programs, subject to eligibility requirements set by the manufacturer or program provider.

Experience luxurious power and unmatched capability with the 2025 GMC Sierra 2500HD Denali Ultimate! Blending premium craftsmanship, immense torque, and commanding design, this heavy-duty pickup is built for those who demand both strength and refinement.

Finished in Black with an Alpine Umber full-grain leather interior, this Sierra 2500HD rides on 20-inch wheels. Under the hood, it’s powered by a Duramax 6.6L turbo-diesel V8 (B20-diesel compatible), paired with a 10-speed Allison automatic transmission and four-wheel drive—ready for heavy towing, rugged terrain, and smooth highway cruising.

Inside, the cabin is richly equipped with dual-zone automatic climate control, heated and cooled 16-way power front seats (with driver memory settings), heated rear seats, wireless charging, Apple CarPlay & Android Auto, a 13.4-inch premium infotainment screen with Google built-in apps such as Google Map, Bose 12-speaker sound system, rear-view mirror camera, sunroof, cruise control, 360 camera system, parking sensors, traction control, and so much more.

Make your way into Gateway Chevrolet Buick GMC and see this 2025 GMC Sierra 2500HD Denali Ultimate today!

At Gateway Chevrolet, get stress-free buying with market based pricing, full disclosure & transparency, and nationwide shipping. All trade-ins are welcome & we provide financing to those w/no credit, bad credit, or new to the country. Explore our selection of quality used cars, trucks, and SUVs at Gateway Chevrolet Buick GMC. With over 45 vehicles in stock and easy online trade-in valuation, finding your next ride has never been easier.

This vehicle has been previously used as a demonstrator by the dealership. It qualifies for applicable new vehicle incentives and programs, subject to eligibility requirements set by the manufacturer or program provider.

This 2025 GMC Sierra 2500HD Denali Ultimate in Black is the pinnacle of heavy-duty luxury. It commands attention with its Vader Chrome grille, 20-inch Ultra-bright machined aluminum wheels, and power-retractable assist steps.

The interior is a sanctuary of comfort, with full-grain Alpine Umber leather, authentic open-pore Paldao wood. Under the hood, the powerful 6.6L Duramax Turbo-Diesel V8 is mated to an Allison 10-speed automatic transmission. Its four-wheel drive (4WD) drivetrain and advanced trailering technologies make it an undisputed king of the road.

High-value options include a sunroof, tonneau cover, Bose sound system, head-up display, driver memory seat, wireless phone charging pad, trailer brake controller, heated steering wheel, forward collision warning, heated and ventilated front seats, heated rear seats, lane departure warning, parking assist, dual automatic climate control, navigation, 360-degree camera, AM/FM/XM radio, Bluetooth, Apple CarPlay & Android Auto, Wi-Fi hotspot, digital rearview mirror, power front seats with power lumbar support, push-button start and so much more.

Make your way into Gateway Chevrolet Buick GMC and see this 2025 GMC Sierra 2500HD Denali Ultimate!

At Gateway Chevrolet, get stress-free buying with market based pricing, full disclosure & transparency, and nationwide shipping. All trade-ins are welcome & we provide financing to those w/no credit, bad credit, or new to the country.Explore our selection of quality used cars, trucks, and SUVs at Gateway Chevrolet Buick GMC. With over 45 vehicles in stock and easy online trade-in valuation, finding your next ride has never been easier.

This vehicle has been previously used as a demonstrator by the dealership. It qualifies for applicable new vehicle incentives and programs, subject to eligibility requirements set by the manufacturer or program provider.