2026 GMC Sierra 2500HD AT4

New 2026 GMC Sierra 2500HD AT4 for sale in Hamilton, OH

Discover the 2026 GMC Sierra 2500HD AT4, a powerful pickup built for durability, performance, and advanced technology. Finished in striking Sterling Metallic, this new model blends rugged elegance with premium features, making it ideal for heavy-duty tasks and off-road adventures. Inside, the Jet Black interior with Kalahari accents offers comfort and sophistication, while the 6.6-liter turbocharged diesel engine delivers 470 horsepower and 975 lb-ft of torque. Equipped with a 10-speed automatic transmission and standard 4WD, this truck handles tough terrains and demanding workloads with ease. The AT4 Preferred Package adds convenience with a universal home remote and rear sliding power window, complemented by the Gooseneck/5th Wheel Prep Package for seamless trailer towing. The Mobile Service Plus suite ensures your vehicle remains in top condition with three years of mobile service, pickup and delivery options, and one-touch support.

This GMC Sierra 2500HD AT4 is packed with advanced features to keep you connected, safe, and comfortable. It includes adaptive cruise control, Apple CarPlay, a backup camera, blind spot monitor, Bluetooth, collision warning, cross traffic alert, heated seats, keyless entry, memory seats, navigation, premium audio, push start, rear heated seats, satellite radio readiness, a sunroof/moonroof, tow package, Wi-Fi hotspot, and wireless phone charging. These amenities provide a seamless driving experience whether on the road or off-road. The Power Sunroof adds luxury, while the Gooseneck/5th Wheel Prep Package and Mobile Service Plus demonstrate GMC’s focus on practicality and convenience, making this truck versatile for work and leisure.

2026 GMC Sierra 2500HD Safety and Security Features

The safety and security features of the Sierra 2500HD AT4 are comprehensive. It includes a rear seat reminder to prevent leaving passengers behind, along with a trailer rearview camera system for better towing awareness. Parking sensors at the front and rear help with precise maneuvering, while 4-wheel anti-lock braking system (ABS) ensures stability during sudden stops. Power door locks feature anti-lockout and auto-locking functions for security and ease of access. A front camera system washer maintains clear visibility, and a programmable safety key offers additional vehicle control. Off-road driving assist with hill descent control makes tackling rugged terrain safer and more manageable.

2026 GMC Sierra 2500HD Entertainment and Technology Features

The Sierra 2500HD AT4 features cutting-edge entertainment and technology. The large 13.4-inch infotainment touchscreen serves as the central hub, with Google Built-In for navigation and apps. Compatibility with myGMC with Connected Access and Amazon Alexa allows for smart device integration, voice commands, and remote vehicle control. Hands-free phone calls and voice-operated radio enhance safety and convenience. The system supports engine start via a smart device app for remote ignition. The touch screen includes a subwoofer for rich audio, and real-time traffic data keeps you informed and on schedule.

2026 GMC Sierra 2500HD Performance Features

Built for off-road mastery and heavy-duty performance, the Sierra 2500HD AT4 features an electronic hi-lo 4WD selector for versatile traction control, with part-time 4WD on demand for different terrains. A locking rear differential improves traction in tough conditions, ensuring optimal power distribution. The tuned suspension system is engineered for off-road use, providing stability and comfort across rugged surfaces. These performance features, combined with its robust engine and drivetrain, make the Sierra 2500HD AT4 a reliable partner for demanding work and adventurous excursions.

Visit us at Tom Gill Buick GMC, conveniently located near Hobby Lobby and Menards in Hamilton, OH 45011. Give our friendly team a call at (513) 863-8111. We’re here to make your next car-buying experience easy and enjoyable!