New 2025 GMC Sierra 3500HD AT4

Description for 2025 GMC Sierra 3500HD AT4 Truck

The 2025 GMC Sierra 3500HD AT4 is a heavy-duty pickup designed for those who need serious capability along with modern technology and premium comfort. Equipped with a Duramax 6.6L V8 turbodiesel engine paired with a 10-speed automatic transmission, this truck delivers the power and towing capability necessary for demanding tasks. With four-wheel drive and a 2-speed active transfer case, its built to handle rugged terrain while maintaining stability and control.

The exterior of the Sierra 3500HD AT4 features a bold Summit White finish, complemented by a distinctive gloss black grille and smoked amber roof marker lamps. LED cargo area lighting enhances visibility in low-light conditions, while deep-tinted glass provides added privacy and temperature control. The Gooseneck/5th Wheel Prep Package ensures the truck is ready for heavy-duty towing, making it an excellent choice for hauling large trailers, equipment, or recreational vehicles.

Inside the spacious 4D Crew Cab, the Jet Black leather seats with Kalahari accents provide a refined yet durable interior. Heated and ventilated front seats, along with heated second-row outboard seats, ensure comfort in all weather conditions. The floor-mounted center console offers convenient storage, and premium floor liners with removable carpet inserts help maintain cleanliness. A power sliding rear window with a defogger adds convenience, while the manual tilt-wheel and telescoping steering column allow for an adjustable and comfortable driving position.

The Sierra 3500HD AT4 is loaded with advanced technology and safety features. The 15-inch diagonal multicolor head-up display projects essential driving information onto the windshield, while the Bose premium 7-speaker sound system provides high-quality audio. Wireless phone projection and a wireless charging pad keep devices connected and powered on the go. The truck is equipped with a suite of driver-assist features, including rear cross-traffic alert, trailer side blind zone alert, ultrasonic front and rear park assist, and HD surround vision for enhanced visibility. The bed view camera with two trailer camera provisions helps with hitching and monitoring cargo.

Off-road enthusiasts will appreciate the X31 Off-Road Package, which includes hill descent control and other enhancements designed to improve performance on challenging terrain. The AT4 Preferred Package adds premium touches, including an auto-dimming inside rearview mirror with a camera and keyless open and start for added convenience.

For added peace of mind, this vehicle is backed by the Walt Massey 3 Day Money Back Guarantee. Customers can return the vehicle within three business days if it meets the return conditions, including mileage and condition requirements.

The 2025 GMC Sierra 3500HD AT4 is a capable, high-tech, and comfortable truck that is built to handle tough jobs while providing a premium driving experience.

Price includes: $1000 - Buick & GMC Consumer Cash Program. Exp. 03/03/2025