**One Owner**Accident Free**2026**GMC**Sierra 1500 AT4 4WD**Premium Pack**Navigation**Heated/Vented Front Seats**Heated Rear Seats**Power through your day in our One Owner, Accident Free 2026 GMC Sierra 1500 AT4 Crew Cab 4X4 with the Premium Pack that's a Diesel driven trail machine in Summit White! Motivated by a TurboCharged 3.0 Liter DuraMax Diesel 6 Cylinder serving up 305hp and 495lb-ft of torque to a 10 Speed Automatic transmission. A 2-inch lift, a 2-speed transfer case, and an auto-locking rear differential help dominate difficult terrain, and this Four Wheel Drive truck scores nearly 19mpg on the highway. Our Sierra has off-road styling, too, with LED lighting, red recovery hooks, a spray-on bedliner, a MultiPro tailgate, robust skid plates, perimeter lighting, alloy wheels, and our Premium Pack's high-clearance side steps.Climb inside our upscale AT4 cabin that's engineered for comfortable adventures and features heated/ventilated leather power front and heated rear seats, a heated-wrapped power steering wheel, dual-zone automatic climate control, and our Premium Pack for a power rear window with defogger. Modern technologies for mobile connections start with a 13.4-inch touchscreen, a 12.3-inch driver display, Google Built-In, wireless charging, WiFi compatibility, wireless Android Auto®/Apple CarPlay®, Bluetooth®, and Bose audio.Drive confidently, knowing GMC's smart safety systems include adaptive cruise control, front/rear automatic braking, HD surround vision, hill descent control, trailer blind-spot monitoring, lane-keeping assistance, trailer-sway control, and more. Crafted to exceed expectations, our Sierra 1500 AT4 is an excellent choice! Save this Page and Call for Availability. We Know You Will Enjoy Your Test Drive Towards Ownership!