New 2026 GMC Sierra 1500 AT4 For Sale Old Saybrook, CT

Experience the power and luxury of the new 2026 GMC Sierra 1500 4WD Crew Cab AT4 in stunning White. With only 1 mile on the odometer, this truck boasts a robust Duramax 3.0L Turbo-Diesel I6 engine delivering 305hp and 495 lb-ft of torque, paired with a smooth 10-speed automatic transmission and advanced AutoTrac 4WD system. Enjoy the AT4 Premium and Technology Packages, featuring a 15" Head-Up Display, HD Surround Vision, bed view camera, heated/ventilated leather front seats, heated rear outboard seats, and a premium Bose 7-speaker sound system. Stay connected with a 13.4" touchscreen, wireless Apple CarPlay/Android Auto, integrated navigation, and Google Built-In. The MultiPro Tailgate, spray-on bedliner, 20" machined aluminum wheels, and off-road suspension make it ready for any adventure. Safety is paramount with GMC Pro Safety, adaptive cruise, lane keep assist, blind zone alert, and more. Convenience features include remote start, keyless open/start, power sunroof, power sliding rear window, and wireless charging. This Sierra AT4 is the perfect blend of performance, technology, and style-ready for work or play.Price includes: $1750 - Buick & GMC Consumer Cash Program 26-40ACB-011 (Exp. 08/31/2026), $500 - Buick GMC Bonus Cash 26-40AG-013 (Exp. 08/31/2026)