Used GMC Sierra 2500HDs for sale in Sundridge, ON

2020 GMC SIERRA 2500HD AT4 | CERTIFIED PRE-OWNED, MACMASTER ORIGINAL, ONE OWNER, ACCIDENT-FREE, PACIFIC BLUE METALLIC, JET BLACK/KALAHARI ACCENTS LEATHER, DURAMAX 6.6L TURBO-DIESEL V8, ALLISON 10-SPEED AUTOMATIC, 4X4, AT4 OFF-ROAD PACKAGE, FACTORY LIFTED SUSPENSION, MULTIPRO TAILGATE, POWER SUNROOF, HEAD-UP DISPLAY, 360-DEGREE CAMERA, BOSE PREMIUM AUDIO, NAVIGATION SYSTEM, HEATED AND VENTILATED FRONT SEATS, HEATED REAR SEATS, HEATED STEERING WHEEL, APPLE CARPLAY ANDROID AUTO, WIRELESS CHARGING, SPRAY-IN BEDLINER, TRAILERING PACKAGE, GOOSENECK/5TH WHEEL PREP PACKAGE,AND MORE!

This Certified Pre-Owned 2020 GMC Sierra 2500HD AT4 is a one-owner, accident-free truck and a MacMaster Original, purchased new from our store, offering exceptional value for buyers searching for a Used 2020 GMC Sierra 2500HD for Sale in Ontario. Powered by the legendary Duramax 6.6L turbo-diesel V8 paired with an Allison 10-speed automatic and 4x4 capability, it delivers serious towing strength with confident, composed handling on and off the road. Inside, the Jet Black/Kalahari leather interior blends rugged style with comfort, featuring premium seating, intuitive infotainment, and seamless smartphone connectivity. Advanced safety tech like a surround-view camera and driver-assist features adds peace of mind. Whether you need a capable workhorse or a refined AWD truck for daily driving, this Sierra AT4 stands out as a versatile, high-performance pickup.

2020 GMC SIERRA 2500HD AT4 CREW CAB STANDARD BOX | CERTIFIED AS-TRADED, ONE OWNER, 231K KM, BLACK EXTERIOR, BLACK LEATHER INTERIOR, 6.6L DURAMAX TURBO-DIESEL V8, 4X4, POWER SUNROOF, POWER FRONT SEATS, AT4 OFF-ROAD PACKAGE, ALLISON AUTOMATIC TRANSMISSION, HEATED FRONT SEATS, HEATED STEERING WHEEL, REMOTE START, APPLE CARPLAY, ANDROID AUTO, HD REAR VISION CAMERA, HEADS UP DISPLAY, BOSE AUDIO, TRAILERING EQUIPMENT, SPRAY-IN BEDLINER, CREW CAB, STANDARD BOX, 5-PASSENGER SEATING AND MORE!

This Certified As-Traded, one-owner 2020 GMC Sierra 2500HD AT4 Crew Cab Standard Box delivers impressive heavy-duty capability with the renowned 6.6L Duramax Turbo-Diesel V8 paired to an Allison automatic transmission for confident towing, hauling, and highway performance. The AT4 package adds off-road confidence with a rugged 4x4 system and distinctive styling, making it equally capable on job sites and weekend adventures. Inside, the black leather cabin offers a premium feel with power front seats, a power sunroof, heated seating, a heated steering wheel, and modern connectivity through Apple CarPlay and Android Auto. Practical features such as remote start, a rear vision camera, and trailering equipment enhance everyday convenience and capability. Whether you're searching for a used 2020 GMC Sierra 2500HD for sale in Ontario, a diesel pickup for demanding workloads, or a capable AWD-style 4x4 truck with premium comfort, this AT4 offers exceptional versatility and proven GMC durability.

2023 GMC SIERRA 2500HD PRO DOUBLE CAB 4WD | CERTIFIED AS-TRADED, MACMASTER ORIGINAL, ONE OWNER, ACCIDENT-FREE, SUMMIT WHITE, JET BLACK CLOTH INTERIOR, 72K KM, 6.6L V8 GAS ENGINE, 4WD, 6-SPEED AUTOMATIC TRANSMISSION, CONVENIENCE PACKAGE, GOOSENECK/5TH WHEEL PACKAGE, SPRAY-IN BEDLINER, TRAILER BRAKE CONTROLLER, APPLE CARPLAY, ANDROID AUTO, 7-INCH TOUCHSCREEN, REAR VIEW CAMERA, REMOTE KEYLESS ENTRY, EZ LIFT TAILGATE, LED CARGO BED LIGHTING, HEATED TRAILER MIRRORS, 17-INCH ALLOY WHEELS, TRAILERING PACKAGE AND MORE!

This Certified AS-TRADED, one-owner, accident-free 2023 GMC Sierra 2500HD Pro delivers exceptional value for drivers looking for a capable heavy-duty pickup in Ontario. Powered by a proven 6.6L V8 gasoline engine paired with a 6-speed automatic transmission and 4WD, it offers confident towing, hauling, and year-round capability. Inside, the Jet Black cloth cabin provides practical comfort with a front bench seat, rear folding bench, and GMC’s infotainment system featuring Apple CarPlay and Android Auto connectivity. Convenience Package upgrades add remote keyless entry, an EZ Lift tailgate, heated power-adjustable trailering mirrors, and LED cargo bed lighting. A rear vision camera, trailer brake controller, and advanced trailering equipment help make towing easier and more secure. Whether you need a work-ready truck or a dependable used 2023 GMC Sierra 2500HD for sale in Ontario, this Certified AS-TRADED heavy-duty pickup is built to handle demanding jobs with confidence.

This 2024 GMC Sierra 2500HD Denali 4WD Crew Cab is the perfect combination of heavy-duty capability, premium luxury, and advanced technology. Powered by the legendary Duramax 6.6L V8 Turbo Diesel engine paired with the renowned Allison 10-speed automatic transmission, this Sierra delivers exceptional torque, impressive towing capability, and smooth, confident performance. Whether you're hauling heavy loads, towing a trailer, or cruising down the highway, this truck is engineered to handle the toughest tasks with ease.

The Denali trim elevates the driving experience with a refined interior that offers premium craftsmanship and exceptional comfort. Heated and ventilated front seats provide year-round comfort, while remote start adds convenience by allowing you to prepare the cabin before you even step inside. The spacious Crew Cab offers generous room for passengers, making long drives and workdays more enjoyable.

Built to tackle serious towing demands, this Sierra is equipped with the Gooseneck/5th Wheel Prep Package, making it ready for larger trailers and heavy-duty hauling applications. The power tailgate adds convenience when loading and unloading cargo, helping make everyday tasks easier and more efficient.

With its bold Denali styling, powerful diesel performance, premium comfort features, and outstanding towing capability, this 2024 GMC Sierra 2500HD Denali stands out as a top-tier heavy-duty truck that delivers strength, sophistication, and confidence in every situation.

This vehicle is being sold as part of our CERTIFIED PRE-OWNED PROGRAM