Pre-Owned 2026 GMC Sierra 1500 AT4 For Sale Mukwonago, WI

SummaryExperience premium capability with this 2026 GMC Sierra 1500 AT4 in Onyx Black. Featuring a robust 6.2L EcoTec3 V8 engine, 10-speed automatic transmission, and the highly desirable AT4 Preferred, Premium, and Technology Packages, this truck seamlessly blends rugged off-road performance with top-tier interior comfort, including a power sunroof, 15" multicolor head-up display (HUD), and heated and ventilated front seats.Vehicle Details**Performance & Capability:*** 6.2L EcoTec3 V8 Engine with Dynamic Fuel Management* 10-Speed Automatic Transmission* 2-Speed AutoTrac Transfer Case & Auto Locking Rear Diff* Off-Road Suspension with 2" Lift & Monotube Shocks* Active Exhaust & Engine Block Heater* Trailering Package & Trailer Brake Controller**Exterior Features:*** Onyx Black Exterior Finish* GMC MultiPro Tailgate with Spray-On Bedliner* Off-Road High Clearance Steps (Dealer Installed - **AT4 Premium Package**)* **Power Sunroof** & LED Cargo Area Lighting**Interior & Comfort:*** Jet Black with Kalahari Accents* Perforated Front Leather, 10-Way Power Front Bucket Seats (**Heated & Ventilated**)* Heated Steering Wheel & Heated Rear Outer Seats* Power Sliding Rear Window & Universal Home Remote (**AT4 Preferred Package**)* Premium Floor Liners**Technology & Safety:*** 13.4" Diagonal Color Touch Screen with Google Built-In* **Technology Package**: Rear Camera Mirror, **15" Multicolor Head-Up Display (HUD)**, Bed View Camera* Bose Premium Sound System* GMC Pro Safety (Automatic Emergency Braking, Forward Collision Alert, Lane Keep Assist)* Adaptive Cruise ControlEquipmentThis vehicle is a certified CARFAX 1-owner. The leather seats in the GMC Sierra are a must for buyers looking for comfort, durability, and style. This model features steering wheel audio controls. Never get into a cold vehicle again with the remote start feature on the GMC Sierra. Keep your hands warm all winter with a heated steering wheel in this model . The GMC Sierra features a hands-free Bluetooth® phone system. This 2026 GMC Sierra 1500 comes equipped with Android Auto for seamless smartphone integration on the road. The installed navigation system will keep you on the right path. The vehicle stays safely in its lane with Lane Keep Assist. This GMC Sierra offers Apple CarPlay for seamless connectivity. An off-road package is installed on this 1/2 ton pickup so you are ready for your four-wheeling best. Our dealership has already run the CARFAX report and it is clean. A clean CARFAX is a great asset for resale value in the future.PackagesAT4 Premium Package: Off-Road High Clearance Step. Technology Package: Multicolor 15" Diagonal Head-Up Display; Bed View Camera; Rear Camera Mirror. Preferred Equipment Group 4SB: Trailer Side Blind Zone Alert; Ultrasonic Front and Rear Park Assist; Trailer Camera Provisions; Electric Rear-Window Defogger; Theft Deterrent System (unauthorized Entry); Black Chrome Grille Insert Bars; Front Rain-Sensing Wipers; Heavy-Duty Air Filter; Skid Plates; 120-Volt Interior Power Outlet; Heated Driver and Front Outboard Passenger Seating; Wireless Charging; Front Premium Floor Liners with Removable Carpet Insert; Color-Keyed Carpeting Floor Covering; OnStar Services Capable; Heated 2nd Row Outboard Seats; Power Front Passenger Windows with Express Up/down; Premium