Take advantage of our exclusive Big Deal Plus+ plan which includes 2 years of UNLIMITED scheduled maintenance at no extra charge! You will enjoy 2 years of unlimited oil+filter changes*, unlimited tire rotations and unlimited multi-point inspections along with lifetime state inspections for as long as you own your vehicle. Plus the added value of roadside assistance, towing reimbursement, service rewards and so much more! All of this at no extra charge and included with every vehicle we sell. And don't forget to ask about complimentary delivery to your home or office. We have many financing options available to qualified buyers, and will always give you a fair and honest value for your trade.Recent Arrival! CARFAX One-Owner.*Based on factory recommended oil change intervals. Must present this offer to qualify for any special pricing. Dealer may condition sale on financing through dealer.Featured Equipment:. CHROME WHEELS, ALLOY WHEELS, ANDROID AUTO, APPLE CARPLAY, BOSE AUDIO, INCLUDES WARRANTY, LEATHER SEATS, NEW BRAKES, Sierra 3500HD SLT, 4D Crew Cab, Duramax 6.6L V8 Turbodiesel, 10-Speed Automatic, 4WD, Dark Sky Metallic, Dark Walnut/Slate w/Perforated Leather-Appointed Front Seat Trim, 10-Way Power Driver Seat Adjuster w/Lumbar, 12-Volt Rear Auxiliary Power Outlet, 120-Volt Bed Mounted Power Outlet, 120-Volt Instrument Panel Power Outlet, 2 USB Ports (First Row), 2 USB Ports Inside Console, 2-Speed Active Transfer Case, 2nd Row Dual USB Charge-Only Ports, 2nd Row Heated Outboard Seats, 4.2 Diagonal Color Display Driver Info Center, 4G LTE Wi-Fi Hotspot Capable, 6 Rectangular Chromed Tubular Assist Steps, 8 Driver Information Center, Auto-Dimming Inside Rearview Mirror w/Camera, Automatic Emergency Braking, Bed View Camera, Bose Premium 7 Speaker Sound System, Chrome Surround Grille w/High Gloss Black Mesh, Compass Located In Instrument Cluster, Deep-Tinted Glass, Driver Alert Package I, Driver Alert Package II, Electric Rear-Window Defogger, Electrical Lock Control Steering Column, Floor-Mounted Center Console, Following Distance Indicator, Forward Collision Alert, Front Bucket Seats, GMC Connected Access Capable, HD Surround Vision w/2 Trailer View Camera Provisions, Heated Driver & Front Outboard Passenger Seats, Hill Descent Control, Hitch Guidance w/Hitch View, In-Vehicle Trailering System App, Integrated Trailer Brake Controller, IntelliBeam Automatic High Beam On/Off, Keyless Open & Start, Lane Change Alert w/Side Blind Zone Alert, Lane Departure Warning System, LED Cargo Area Lighting, Manual Tilt-Wheel/Telescoping Steering Column, Multicolor 15 Diagonal Head-Up Display, Off-Road Suspension, OnStar & GMC Connected Services Capable, Perimeter Lighting, Power Door Locks, Power Front Passenger Windows w/Express Up/Down, Power Front Windows w/Driver Express Up/Down, Power Rear Windows w/Express Down, Power Sliding Rear Window w/Defogger, Preferred Equipment Group 4SA, ProGrade Trailering System, Radio: AM/FM w/Prem GMC Infotainment System & Navi, Rear Cross Traffic Alert, Rear Wheelhouse Liners, Remote Vehicle Starter System, Safety Alert Seat, SLT Convenience Package, SLT Preferred Package, SLT Premium Plus Package, Snow Plow Prep/Camper Package, Spray-On Pickup Bed Liner w/GMC Logo, Steering Wheel Audio Controls, Suspension Package, Technology Package, Ultrasonic Front & Rear Park Assist, Unauthorized Entry Theft-Deterrent System, Universal Home Remote, Ventilated Driver & Front Passenger Seats, Wheels: 20 6-Spoke Bright Machined Aluminum, Wireless Charging, X31 Off-Road Package.