2026 GMC Sierra 2500HD AT4X

New 2026 GMC Sierra 2500HD AT4X for sale in Suffolk, VA

Discover the 2026 GMC Sierra 2500HD AT4X, a new heavy-duty pickup built for work and adventure. Finished in Coastal Dune paint with an Obsidian Rush interior, this truck features only 5 miles and offers a combination of rugged capability and modern luxury. Under the hood is a 6.6-liter turbocharged diesel V8 delivering 470 horsepower and 975 lb-ft of torque at 2800 and 1600 RPM, paired with a 10-speed automatic transmission and standard 4WD. It includes a Gooseneck / 5th Wheel Prep Package with a hitch platform and trailer harness, an engine block heater, and a 220 Amp alternator for heavy-duty performance. The exterior’s Dune finish complements its robust design, while inside, black leather seats with Obsidian Rush accents provide comfort, heated and rear heated seats, and a sunroof for extra luxury. Advanced driver-assist features such as adaptive cruise control, collision warning, blind spot monitor, backup camera, cross traffic alert, head-up display, and parking sensors enhance safety. Connectivity options include Apple CarPlay, Bluetooth, satellite radio, WiFi hotspot, wireless phone charging, and a premium 11-speaker audio system. The interior also offers keyless entry, push start, memory seats, navigation with real-time traffic, and a large 13.4-inch infotainment touchscreen, making every drive seamless and enjoyable.

Built for tough conditions and reliable performance, this Sierra 2500HD AT4X features an electronic hi-lo 4WD selector, part-time on-demand 4WD, and a rear locking differential. Its tuned off-road suspension handles rugged terrains with ease, and a block heater ensures cold-weather readiness. Off-road driving assist with hill descent control provides added confidence during challenging off-road adventures. Designed for durability, this truck combines capability with modern technology and safety features to deliver an exceptional driving experience.

2026 GMC Sierra 2500HD Safety and Security Features

The Sierra 2500HD AT4X is equipped with a rear seat reminder, trailer rearview camera system, and front and rear parking sensors to assist with maneuvering. Four-wheel ABS enhances stability, while anti-lockout power door locks and auto-locking locks add security. A front camera system washer keeps visibility clear, complemented by a programmable safety key for added security. Off-road driving assist with hill descent control provides confidence in challenging terrains, ensuring safety wherever you go.

2026 GMC Sierra 2500HD Entertainment and Technology Features

This truck’s standout feature is a 13.4-inch infotainment touchscreen with Google Built-In, offering seamless navigation, apps, and real-time traffic data. It supports myGMC Connected Access, enabling smart device app compatibility for engine start and cabin preconditioning. The premium audio system includes 11 speakers and a subwoofer for rich sound quality. Voice-operated hands-free calling and radio controls make interaction intuitive, keeping you connected and entertained during every drive.

2026 GMC Sierra 2500HD Performance Features

The Sierra 2500HD AT4X is designed for serious performance with an electronic hi-lo 4WD selector and on-demand part-time 4WD system. Its rear locking differential enhances traction in tough conditions, while the tuned off-road suspension offers stability on uneven terrain. A block heater ensures cold-weather operation. These features combine to provide exceptional power and reliability, making this truck suited for demanding jobs and off-road adventures.