Pre-Owned 2025 GMC Sierra 1500 AT4 For Sale Mukwonago, WI

SummaryONE Owner | Clean CarFax! | Leather | Diesel | Heated Steering Wheel | Heated Front and Rear Seats | Automatic Climate Control | Power Sunroof | Remote Start | NEW BRAKES| AT4 Premium Package | Technology Package | Preferred Equipment Group 4SB | AT4 Preferred Package The 2025 GMC Sierra 1500 AT4 is an off-road-focused full-size pickup that blends rugged capability with premium comfort. Built with a factory lift, off-road suspension, skid plates, all-terrain tires, and available four-wheel drive, the AT4 is designed to handle challenging terrain while remaining refined for everyday driving. Buyers can choose from several powerful engines, including GMC’s available 3.0-liter Duramax turbo-diesel and V8 options, paired with advanced towing technology and a spacious, technology-rich cabin featuring large infotainment displays and driver-assistance features. The Sierra AT4 stands out for its balance of trail-ready performance, strong towing capability, upscale interior materials, and distinctive styling that gives it a more adventurous character than standard Sierra 1500 models.Vehicle DetailsLooking for a rugged, refined truck with serious capability? This pre-owned 2025 GMC Sierra 1500 AT4 in Mukwonago, WI delivers premium comfort, advanced tech, and trail-ready performance in one impressive package. With only 17,175 miles, this low-mileage GMC Sierra AT4 is ready for work, weekend adventures, and everything in between.Powered by a 6-cylinder, 3.0L Diesel engine and equipped with 4WD, this GMC Sierra 1500 AT4 is built to handle Wisconsin roads, job sites, and off-road terrain with confidence. The Off-Road Package adds capability where it counts, while features like a Heated Steering Wheel and Steering Wheel Audio Controls help keep every drive comfortable and convenient.Inside, Android Auto makes it easy to stay connected, navigate, and access your favorite apps on the go. A CARFAX Clean Report provides added peace of mind, so you can shop with confidence.If you're searching for a pre-owned GMC Sierra 1500 AT4 in Mukwonago WI, this low-mileage truck is a smart choice for drivers who want power, technology, and premium styling. Contact us today to learn more or schedule a test drive. Its bold exterior styling, spacious cabin, and proven GMC engineering make it a standout option for drivers seeking a versatile diesel truck with modern amenities and dependable 4WD capability in Wisconsin today.Additional InformationLynch Chevrolet of Mukwonago is a family-owned and operated dealership since 1957. Our dealerships are located throughout Wisconsin, including Lynch GM Superstore in Burlington, Lynch Chevrolet of Mukwonago, Lynch Chrysler Dodge Jeep RAM in Mukwonago, Lynch Ford of Mukwonago, Lynch Buick GMC of West Bend, and Lynch Chevrolet of Kenosha. We strive to provide excellent customer service and the best car-buying experience. At our dealerships, we love our furry friends and offer pet-friendly environments, so bring your pet along with you when you come to visit us! With every service visit, you'll receive a free car wash, and with every vehicle purchase, you’ll Receive our Lynch Protect Program, which includes one year of Tire, Windshield, and Paint Protection. Lynch, has you protected! We are proud to support local communities and schools, and we have received excellent reviews on Google. For the best car buying experience, come to