2026 GMC Sierra 2500

Text questions directly to sales at 708-470-3424. 4WD Duramax 6.6L V8 Turbodiesel Arnie Bauer has been a trusted name for over 75 years, built on a legacy of integrity and customer care. We do the shopping for you by pricing our vehicles competitivelyâdelivering some of the best values you'll find online. At Arnie Bauer, you can't buy the wrong car. As the only dealership in the area offering a 72-hour vehicle exchange policy, we ensure your complete confidence in every purchase. Contact us at (708) 843-9295 to confirm availability or schedule a hassle-free test drive. Visit us at 5525 Miller Circle Drive, Matteson, IL 60443. Take on the toughest jobs with confidence in this 2026 GMC Sierra 2500HD SLT Crew Cab 4WD, now available at Arnie Bauer Buick GMC in Matteson, Illinois. Finished in stunning Volcanic Red Tintcoat with a premium Jet Black interior, this heavy-duty pickup combines Duramax diesel power, advanced towing technology, premium comfort, and professional-grade capability. At the heart of this Sierra HD is the legendary Duramax 6.6L Turbo-Diesel V8 engine, delivering exceptional torque and towing performance for work, recreation, and everything in between. Paired with a 4WD drivetrain, 2-speed Autotrac transfer case, automatic locking rear differential, trailer brake controller, and integrated trailering technologies, this truck is built to handle demanding workloads with ease. Designed for serious towing, this Sierra 2500HD features the Gooseneck/5th Wheel Package with factory-installed bed provisions, 7-pin trailer harness, spray-on bedliner, trailer camera provisions, Bed View Camera, Trailer Side Blind Zone Alert, and GMC's Vehicle Trailering App. Whether you're hauling equipment, a camper, horse trailer, or large fifth wheel, this truck is ready for the task. The SLT Premium Package transforms this heavy-duty pickup into a luxury workhorse. Inside, you'll find front bucket seats, a center console, ventilated front seats, heated front and rear seats, a heated steering wheel, driver memory settings, wireless charging, Bose Premium Audio, and a power sliding rear window. A power sunroof adds an open-air driving experience, while dual-zone automatic climate control ensures year-round comfort. Technology is front and center with GMC's Premium Infotainment System featuring a 13.4-inch touchscreen, Google built-in compatibility, navigation capability, wireless Apple CarPlay, wireless Android Auto, Bluetooth connectivity, remote start, keyless open and start, and a 12.3-inch digital driver information center. Safety and driver assistance are equally impressive thanks to the Sierra HD Pro Safety Plus Package. Features include Forward Collision Alert, Automatic Emergency Braking, Front Pedestrian Braking, HD Surround Vision, Front and Rear Park Assist, Rear Cross Traffic Alert, Adaptive Cruise Control, Safety Alert Seat, Lane Departure Warning, IntelliBeam automatic high beams, and Following Distance Indicator. Built for all-seas