New 2026 GMC Sierra 2500HD AT4 For Sale Dearborn, MI

Meet the 2026 GMC Sierra 2500HD AT4, a powerful crew cab built for serious work and commanding presence on any terrain. With its bold red exterior and refined Jet Black leather interior accented with Kalahari details, this truck delivers both style and substance. The 6.6L V8 engine paired with a 10-speed automatic transmission and 4WD capability ensures confidence whether you're towing, hauling, or navigating challenging conditions.- Premium Bose 7-speaker sound system with SiriusXM satellite radio- Apple CarPlay and Android Auto with wireless phone projection- Heated and ventilated leather front seats with 10-way power adjustment- Multicolor 15-inch head-up display and 360-degree surround vision camera system- Advanced safety suite including automatic emergency braking and lane departure warning- Off-road suspension with hill descent control and 2-speed active transfer case- Wireless charging and dual USB charging ports throughout- Spray-on bedliner with GMC logo and heated power door mirrors- OnStar services and remote vehicle starter system- X31 off-road package with enhanced capabilityExperience the refinement and capability of GMC's flagship heavy-duty truck. The Sierra 2500HD AT4 combines luxury appointments with genuine truck prowess—this is premium power without compromise. Visit us today to take the wheel and discover why the AT4 sets the standard for serious truck owners. Price includes: $1000 - Buick & GMC Consumer Cash Program. Exp. 11/02/2026