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.