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 engineered for those who demand power, durability, and advanced technology in a truck that can handle the toughest jobs. Equipped with a Duramax 6.6L V8 Turbodiesel engine paired with a 10-speed automatic transmission, this four-wheel-drive crew cab delivers impressive performance, whether towing, hauling, or navigating off-road terrain.

With its Sterling Metallic exterior and Jet Black leather interior accented with Kalahari trim, the Sierra 3500HD AT4 presents a bold, refined look. The off-road-ready X31 Off-Road Package enhances capability with features like a two-speed active transfer case and Hill Descent Control, while the Gooseneck/5th Wheel Prep Package makes it easier to tow heavy loads with confidence. The trucks AT4 Premium Plus Package further elevates convenience and comfort with advanced safety, entertainment, and comfort features.

Inside, the cabin offers a mix of rugged functionality and modern luxury. The technology-packed interior includes a 15-inch multicolor Head-Up Display that projects essential driving information onto the windshield. A Bose Premium 7-Speaker Sound System ensures high-quality audio, while the Wireless Phone Projection feature allows seamless smartphone connectivity. Heated and ventilated front seats, along with heated second-row outboard seats, add comfort in any climate. A floor-mounted center console provides additional storage and convenience.

For those who need reliable connectivity on the go, the Sierra 3500HD AT4 includes multiple USB ports for charging and data, along with a wireless charging pad. Power outlets, including a 120-volt bed-mounted power outlet and a 120-volt instrument panel power outlet, provide additional functionality. The truck also features a Power Sunroof and LED cargo area lighting for added visibility and convenience.

Safety and driver assistance features are a priority, with HD Surround Vision, Rear Cross Traffic Alert, Trailer Side Blind Zone Alert, and Ultrasonic Front & Rear Park Assist helping drivers stay aware of their surroundings. A Safety Alert Seat provides tactile warnings to improve response time to potential hazards. The Bed View Camera and Trailer Camera Provisions enhance visibility when hauling or maneuvering trailers.

Additional design elements, such as the gloss black grille insert bars and smoked amber roof marker lamps, give the Sierra 3500HD AT4 a distinct presence on the road. Other features like the Remote Vehicle Starter System, Push Button Start, and Keyless Open & Start add modern convenience to the trucks rugged performance.

For added peace of mind, this vehicle qualifies for the Walt Massey 3 Day Money Back Guarantee. If you decide it's not the right fit, you can return it within three business days, provided it is in like-new condition and has been driven fewer than 300 miles. If the mileage exceeds 300, a fee of $1.00 per additional mile applies.

The 2025 GMC Sierra 3500HD AT4 is built for those who need a truck that delivers power, capability, and advanced technology, all while offering a refined and comfortable ride.

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