GM CERTIFIED ** DURAMAX DIESEL ** NAVIGATION, TOUCH SCREEN CONTROLS, REAR VIEW CAMERA, SURROUND VISION, COLLISION WARNING SYSTEM, BLIND SPOT MONITORING, LANE KEEPING SYSTEM, BLUETOOTH, APPLE CAR PLAY, HEATED & COOLED LEATHER INTERIOR, TOW PACKAGE, 20'' WHEELS, SPRAY IN BEDLINER, 10-Speed Automatic, 4WD, Jet Black Leather, 120-Volt Interior Power Outlet, 170 Amp Alternator, 2 Charge/Data USB Ports, 2 Type-C Charge-Only Rear USB Ports, 6-Speaker Audio System Feature, Adaptive Cruise Control, All-Weather Floor Liner (LPO), Auto-Locking Rear Differential, Auxiliary External Transmission Oil Cooler, Chrome Header & Chrome Grille Insert Bars, Chrome Wheel To Wheel Assist Steps, Color-Keyed Carpeting Floor Covering, Deep-Tinted Glass, Electric Rear-Window Defogger, Floor-Mounted Center Console, Front Bucket Seats, Front Frame-Mounted Black Recovery Hooks, Front Rain-Sensing Wipers, HD Rear Vision Camera, HD Surround Vision, Heated 2nd Row Outboard Seats, Hitch View, In-Vehicle Trailering System App, Integrated Trailer Brake Controller, Keyless Open & Start, LED Cargo Area Lighting, Manual Tilt-Wheel & Telescoping Steering Column, OnStar Services Capable, Perimeter Lighting, Power Door Locks, Power Front Passenger Windows w/Express Up/Down, Power Front Windows w/Driver Express Up/Down, Power Rake & Telescoping Steering Column, Power Rear Windows w/Express Down, Power Sliding Rear Window w/Rear Defogger, Preferred Equipment Group 4SA, Premium Bose 7-Speaker Sound System, ProGrade Trailering System, Push Button Start, Rear Cross Traffic Braking, Rear Pedestrian Detection, Rear Wheelhouse Liners, Remote Vehicle Starter System, Safety Alert Seat, Sierra Safety Plus Package, SiriusXM w/360L Trial Subscription, SLT Convenience Package, SLT Preferred Package, SLT Premium Plus Package, Spray-On Pickup Bedliner w/GMC Logo, Standard Suspension Package, Steering Wheel Audio Controls, Theft Deterrent System (Unauthorized Entry), Trailer Camera Provisions, Trailer Side Blind Zone Alert,