
THE GMC SIERRA 1500 AT4 IS IN WARSAW, IN
Learn More About The New 2023 GMC Sierra 1500 AT4 Trim Level at Warsaw GMC
The GMC Sierra 1500 AT4 is built to satisfy the desires of adventure seekers and off-road enthusiasts and brings a host of upgrades and enhancements to the already impressive GMC AT4 model.
Design & Exterior
The AT4 trim level has a tough, strong look that stands out. It has a split signature C-shaped LED headlamp design that adds a stylish touch. The front of the GMC AT4 has been redesigned with a new fascia and grille. The grille has a glossy black upper part and dark nickel inserts, giving it a sleek and modern appearance.
Regarding wheels, the GMC AT4 trim doesn't disappoint. It is equipped with 18-inch wheels that are specially designed for off-road adventures. These wheels are rugged and can handle rough terrains around North Manchester with ease.
GMC offers a rockery protection accessory to protect the GMC Sierra AT4 during off-road escapades. This add-on safeguards the vehicle's underbody, shielding it from rocks and other obstacles.
Performance
The 2023 GMC Sierra 1500 AT4 has a powerful 6.2-liter V8 gas engine, which delivers an impressive 420 horsepower and 460 pound-feet of torque. This robust engine is paired with a smooth-shifting 10-speed automatic transmission, ensuring seamless gear changes and excellent performance. This trim levels offers a substantial towing capacity of up to 8,900 lbs., making it capable of easily hauling heavy loads.

Off-Road Capabilities
The Sierra 1500 AT4 is built to tackle the challenges of the trail with its advanced off-road capabilities. It comes equipped with serious adventure-ready equipment to take off-road capability to the next level. Some of its notable features include an AEV stamped-steel front bumper with front winch capability, an AEV hot-stamped boron steel front approach skid plate, and Multimatic™ DSSV spool-valve dampers with three separate spool valves for damping control.
Additionally, it has uniquely tuned springs for increased suspension travel, specific off-road chassis and tuning, front and rear e-locking differentials for improved traction, and a Terrain Mode that offers extreme control and precision-enabled one-pedal rock crawling.

Interior & Comfort Features
The interior of the GMC Sierra 1500 AT4 offers a luxurious and comfortable experience with a range of premium features. This truck has heated and ventilated 16-way power front seats that provide ultimate comfort and support during long journeys outside Fort Wayne. These seats also feature a massage function, allowing occupants to relax and unwind on the road.
Adding to the sophisticated ambiance, the GMC AT4 has an Obsidian Rush interior featuring full-grain leather seating with technical-grain leather accents. The combination of these high-quality materials elevates the interior's style and durability. To add a touch of luxury, authentic Vanta Ash wood trim is incorporated, providing a warm and premium feel throughout the cabin.
Technology Features
The 2023 GMC AT4 trim level features advanced technology features that enhance convenience, connectivity, and entertainment on the road. The centerpiece of the technology offerings is the user-friendly infotainment system. Its large touchscreen display provides easy access to various functions and entertainment options. The system supports smartphone integration, allowing seamless connectivity with compatible devices for hands-free calling, music streaming, and accessing navigation apps.

To ensure a seamless and connected experience, the GMC AT4 trim offers smartphone integration compatibility, allowing users to integrate their devices with the vehicle's infotainment system effortlessly. This enables access to favorite apps, contacts, and media content directly from the touchscreen display.
Additionally, the GMC Sierra 1500 AT4 features a 12-speaker premium audio system that delivers high-quality sound throughout the cabin, enhancing the enjoyment of music and audio entertainment.
Safety Features
The 2023 GMC Sierra 1500 AT4 has a comprehensive array of advanced safety features. This truck incorporates forward collision warning, which alerts the Kendallville area driver of potential front-end collisions, and lane-keeping assist, which helps maintain proper lane position.
It features blind-spot monitoring to assist with changing lanes safely and rear cross-traffic alerts to detect approaching vehicles when backing up. The GMC AT4 also offers a 360-degree camera system, providing a comprehensive view of the surroundings, aiding in maneuvering tight spaces, and navigating challenging off-road trails.
If you're looking for a capable and versatile vehicle to handle your everyday needs and adventurous spirit, shop our new inventory to find yours, then visit us at Warsaw GMC near Fort Wayne today to schedule a test drive and experience handling and performance of the GMC Sierra 1500 AT4.
1Dealer Discount applied to everyone
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Warsaw GMC
2777 N Detroit Street
Warsaw, IN 46582
- Sales: (574) 319-0666