Pre-Owned 2026 GMC Sierra 1500 AT4 For Sale Bloomington, IL

This 2026 GMC Sierra 1500 AT4 Crew Cab 4WD is powered by the impressive 6.2L V8 engine paired with a 10-speed automatic transmission, delivering strong performance and capability on or off the road. Built for adventure, the Sierra AT4 features four-wheel drive, all-terrain tires, locking rear differential, tow hooks, Trailering Package, bed liner, and dual sport-mode active exhaust. The premium Jet Black interior with Kalahari accents includes heated and ventilated front seats, heated rear seats, power front seats, driver memory, sunroof, and multi-zone climate control. Advanced technology includes the Technology Package with Head-Up Display, aerial-view camera system, navigation, Wi-Fi hotspot capability, premium audio, adaptive cruise control, and remote start. Finished in Summit White with LED headlights, power-folding heated mirrors, integrated tailgate step, and bold AT4 styling, this 2026 GMC Sierra AT4 6.2L V8 combines luxury, off-road capability, advanced technology, and serious full-size truck performance.