2025 GMC SIERRA 2500HD

2025 GMC SIERRA 2500HD AT4 CREW CAB 4WD | CERTIFIED PRE-OWNED, ONE-OWNER, MACMASTER ORIGINAL, DURAMAX 6.6L TURBO DIESEL, ALLISON 10-SPEED AUTOMATIC, 4WD, AT4 PREMIUM PLUS PACKAGE, POWER SUNROOF, HEAD-UP DISPLAY, BOSE PREMIUM AUDIO, HEATED AND VENTILATED FRONT SEATS, HEATED REAR SEATS, WIRELESS APPLE CARPLAY, WIRELESS ANDROID AUTO, HD SURROUND VISION, ADAPTIVE CRUISE CONTROL, POWER RETRACTABLE ASSIST STEPS, GMC MULTIPRO TAILGATE, GOOSENECK/5TH WHEEL PREP PACKAGE, SPRAY-IN BEDLINER, BED VIEW CAMERA, 20-INCH GLOSS BLACK WHEELS AND MORE!

This Certified Pre-Owned 2025 GMC Sierra 2500HD AT4 is a one-owner truck with only 26k km and was previously bought new from our MacMaster GMC store, offering outstanding value and peace of mind for Ontario truck buyers. Powered by the legendary Duramax 6.6L V8 Turbo Diesel paired with the Allison 10-speed automatic transmission and advanced 4WD system, this Sierra delivers exceptional towing capability, smooth highway driving, and confident year-round performance. Finished in Thunderstorm Grey Metallic with a Jet Black/Kalahari interior, the cabin blends rugged capability with upscale comfort through heated and ventilated seating, premium technology, and a massive touchscreen infotainment system with wireless Apple CarPlay and Android Auto. Advanced safety and trailering features including HD surround vision, adaptive cruise control, blind-zone monitoring, and trailer assistance technologies make hauling easier and more confident. This Certified Pre-Owned GMC Sierra 2500HD AT4 for Sale in Ontario is the ideal combination of diesel power, luxury, and heavy-duty versatility.