2026 GMC Sierra 2500 HD AT4

From the dealer

This stunning 2026 GMC Sierra 2500HD AT4 in Black combines rugged capability with premium refinement. Built on the legendary Duramax 6.6L V8 Turbodiesel engine paired with a 10-speed automatic and 4WD, this truck is engineered for serious hauling and towing. With just 2 miles on the odometer, this virtually new Sierra delivers full factory warranty protection and the confidence of a pristine vehicle ready for work or weekend adventures. **Key Features:** - Duramax 6.6L V8 Turbodiesel with 10-Speed Automatic - 20 High Gloss Black Aluminum Wheels - Bose Premium 7-Speaker Sound System with SiriusXM - Apple CarPlay and Android Auto Integration - Heated and Ventilated Front Seats with Lumbar Support - Multicolor 15 Head-Up Display - HD Surround Vision with Bed View Camera - Wireless Phone Projection and Charging - Advanced Safety Suite: Automatic Emergency Braking, Lane Departure Warning, Rear Cross Traffic Alert - Off-Road Suspension with Hill Descent Control The AT4 Preferred Package and AT4 Premium Plus Package elevate this Sierra with premium leather appointments, heated rear seats, and an array of premium appointments. Standard safety technology includes automatic emergency braking, forward pedestrian braking, lane departure warning, and trailer side blind zone alerts—keeping you and your cargo protected on every journey. The integrated in-vehicle trailering system app simplifies towing management, while OnStar services provide added peace of mind. Step into the cab and experience power steering, multi-function steering wheel controls, and a comprehensive technology suite featuring wireless charging and dual USB charging ports. The spray-on bedliner with GMC logo protects your cargo area, while power-retractable assist steps provide easy truck bed access. Visit us today to experience this exceptional 2026 GMC Sierra 2500HD AT4 and discover why this truck is built for those who demand the best.