Due to our amazing pricing, please call before coming down to ensure the vehicle is still available! **NAVIGATION**, **LEATHER**, **HEATED/AC SEATS**, **SUNROOF/MOON ROOF**, **BLUETOOTH**, **BLIND SPOT**, **BACK UP CAMERA**, **CLEAN CARFAX**, **ONSTAR**, **APPLE CARPLAY**, **STILL UNDER FACTORY WARRANTY**, **COLLISION AVOIDANCE SYSTEM**, **ACTIVE PARKING ASSIST**, **LANE KEEPING ASSIST**, **TOUCH SCREEN CONTROLS**, **KEYLESS ACCESS W/PUSH BUTTON START**, Sierra 2500HD AAT4, 4D Crew Cab, Duramax 6.6L V8 Turbodiesel, 10-Speed Automatic, 4WD, Onyx Black, Jet Black With Kalahari Accents Leather, 120-Volt Bed Mounted Power Outlet, 120-Volt Instrument Panel Power Outlet, 12-Volt Rear Auxiliary Power Outlet, 2 USB Ports, 2 USB Ports (1st Row), 20'' Machined Aluminum Wheels, 2nd Row Dual USB Charge-Only Ports, 2-Speed Active Transfer Case, 4.2'' Diagonal Color Display Driver Info Center, 4G LTE Wi-Fi Hotspot Capable, 8'' Multicolor Driver Information Center, AT4 High Clearance Step (LPO), AT4 Preferred Package, AT4 Premium Plus Package, Automatic Emergency Braking, Bed View Camera w/2 Trailer Camera Provisions, Bose Premium 7 Speaker Sound System, 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 Prem Floor Liners w/Removable Carpet Insert, GMC Connected Access Capable, Gooseneck/5th Wheel Package, Gooseneck/5th Wheel Prep Package, HD Rear Vision Camera, HD Surround Vision, Heated & Ventilated Front Bucket Seats, Heated 2nd Row Outboard Seats, Heated Driver & Front Outboard Passenger Seats, Hill Descent Control, Inside Rearview Auto-Dimming Rear Camera Mirror, Integrated Trailer Brake Controller, IntelliBeam Automatic High Beam On/Off, Keyless Open & Start, Lane Change Alert w/Side Blind Zone Alert, LED Cargo Area Lighting, LED Smoked Amber Roof Marker Lamps