New 2025 GMC Sierra 3500HD AT4

Description for 2025 GMC Sierra 3500HD AT4 Truck

The 2025 GMC Sierra 3500HD AT4 is a powerful and rugged full-size pickup truck designed to handle demanding tasks while providing comfort and advanced technology for its passengers. It is equipped with a Duramax 6.6L V8 turbodiesel engine paired with a 10-speed automatic transmission, delivering impressive towing capability and durability. The 4WD configuration, along with the 2-speed active transfer case, ensures that the Sierra 3500HD AT4 is ready for off-road adventures as well as heavy-duty work requirements.

The exterior of the truck stands out with its Thunderstorm Gray color and aggressive styling, featuring gloss black header and grille insert bars, LED smoked amber roof marker lamps, and 120-volt power outlets for enhanced utility. The truck's 8-foot cargo bed comes with a spray-on bedliner embossed with the GMC logo, offering protection against wear and tear while carrying heavy loads. The bed area also features LED cargo lighting, which makes it easy to load and unload in low-light conditions. For towing purposes, the Sierra 3500HD AT4 comes with a bed-view camera, along with provisions for two trailer cameras to help with the visibility and monitoring of the towing setup.

Inside the cabin, the Sierra 3500HD AT4 continues to impress with a high level of comfort and convenience. The leather upholstery, which includes Jet Black with Kalahari accents, adds a touch of luxury to the rugged design. The front seats are both heated and ventilated, ensuring comfort in all climates, while the second-row outboard seats are heated as well, providing rear passengers with added comfort. The 15-inch diagonal multicolor head-up display and the navigation system offer advanced technology and ease of use. Passengers will appreciate the Bose premium 7-speaker sound system, which provides crisp, rich audio during drives, whether on the road or off the beaten path.

The truck's array of safety and driver-assistance features is extensive. It includes technologies such as rear cross-traffic alert, ultrasonic front and rear park assist, and a safety alert seat that notifies the driver of potential hazards. The HD surround vision system offers a birds-eye view of the truck's surroundings, while the trailer side blind zone alert and trailer camera provisions help enhance safety while towing. Other notable features include the keyless open and start system, push-button start, and a remote vehicle starter system for added convenience.

With features such as wireless phone projection, wireless charging, and USB ports for charging and data, the Sierra 3500HD AT4 ensures that both drivers and passengers remain connected while on the road. It also includes several functional design elements like the floor-mounted center console, power front windows, and the power sliding rear window with defogger, all of which add to the vehicle's overall ease of use and comfort.

For those who appreciate off-road capability, the Sierra 3500HD AT4 is equipped with the X31 Off-Road Package, providing features like hill descent control and enhanced suspension for a smoother ride on rough terrain. The trucks off-road capability is complemented by the all-terrain tires and rugged exterior design, ensuring the truck performs in a variety of conditions, whether navigating city streets or tackling more challenging environments.

To ensure your satisfaction, the 2025 GMC Sierra 3500HD AT4 comes with the Walt Massey 3 Day Money Back Guarantee. If, for any reason, you find that the vehicle is not right for you, you can return it within three business days of purchase (before 5:00 PM CST) in "like new" condition, with no more than 300 miles driven. For every additional mile driven over the 300-mile limit, a fee of $1.00 per mile will apply, but as long as the vehicl Not all rebates may apply. Some rebates are not compatible with other rebates. Offers are subject to change. See dealer for details. Price includes: $1000 - Buick & GMC Consu