Pre-Owned 2026 GMC Sierra 3500HD AT4 For Sale MARSHFIELD, WI

Lifetime Engine Warranty!Meet the 2026 GMC Sierra 3500HD AT4, a commanding diesel powerhouse finished in stunning Volcanic Red Tintcoat. This Crew Cab Standard Bed truck delivers serious capability with the Duramax 6.6L V8 Turbodiesel engine, 10-speed automatic transmission, and 4WD for responsive handling in any condition. With just under 10,000 miles, you're getting a practically new work truck that's been meticulously maintained and ready to tackle demanding jobs.Premium comfort and advanced technology define the interior. The Jet Black leather with Kalahari accents creates a sophisticated cabin, while the AT4 Premium Plus Package elevates your daily experience with premium conveniences like a power sunroof, wireless charging, and heated and ventilated front seats. The Bose premium sound system with SiriusXM keeps you entertained on long hauls, and the multicolor 15-inch head-up display keeps critical information at eye level.Key Features:- Duramax 6.6L V8 Turbodiesel with 220-amp alternator and engine block heater- AT4 Preferred Package and Technology Package- X31 Off-Road Package with 2-speed active transfer case and hill descent control- Off-road high clearance step and spray-on bedliner with GMC logo- HD Surround Vision with bed view camera and trailer side blind zone alert- Wireless phone projection and 120-volt power outlets- Heated power sunroof with deep-tinted glass- Premium leather seating with memory driver seat- Comprehensive safety suite including automatic emergency braking and 360-degree surround coverageThis Sierra is engineered for professionals who demand reliability and refinement. Stop by today to experience its commanding presence and discover why this AT4 is the benchmark for premium heavy-duty trucks.