Installed OptionsPreferred Equipment Group 5SA: Forge Perforated Leather-Appointed Seat Trim; 2 USB Ports (1st Row); Power Sliding Rear Window with Defogger; Safety Alert Seat; Electric Rear-Window Defogger; Wireless Phone Projection; Unauthorized Entry Theft-Deterrent System; Signature Denali Grille; 120-Volt Instrument Panel Power Outlet; LED Smoked Amber Roof Marker Lamps; Heavy-Duty 6-Speed Automatic Transmission; Heated Driver and Front Outboard Passenger Seats; Wireless Charging; Front Bucket Seats; OnStar and GMC Connected Services Capable; Power Front Passenger Windows with Express Up/down; Power Rear Windows with Express Down; Integrated Trailer Brake Controller; Heated and Ventilated Front Bucket Seats; Manual Tilt-Wheel/telescoping Steering Column; LED Cargo Area Lighting; LT275/65R20 AT BW Tires; Remote Vehicle Starter System; Floor-Mounted Centre Console; Bed View Camera with Two Trailer Camera Provisions; Compass Located in Instrument Cluster; HD Surround Vision with 2 Trailer View Camera Provisions; Electrical Lock Control Steering Column; Driver Alert Package II; Front Chrome Recovery Hooks; X31 Off-Road Package; Steering Wheel Audio Controls; Universal Home Remote; Driver Alert Package I; 120-Volt Bed Mounted Power Outlet; 20\" Multi-Dimensional Polished Aluminum Wheels; 2-Speed Active Transfer Case; Deep-Tinted Glass; 3.73 Rear Axle Ratio; 6.6L V8 with Direct Injection and Variable Valve Timing Engine; Spray-On Pickup Box Bed Liner with Denali Logo; AM/FM Stereo with Premium GMC Infotainment System and Navigation; Power Windows with Driver Express Up/down; 2nd Row Dual USB Charge-Only Ports; Keyless Open and Start; ProGrade Trailering System; Rear Wheelhouse Liners; 6\" Rectangular Chromed Tubular Assist Steps; 12-Volt Rear Auxiliary Power Outlet; 2 USB Ports; Polished Exhaust Tip; Power Door Locks,Power Sunroof,Gooseneck/5th Wheel Prep Package,Forest Metallic,High Idle Switch,Apple CarPlay/Android Auto smart device wireless mirroring,Forward Collision Alert with Automatic Braking,Wi-Fi Hotspot capable mobile hotspot internet access,Rear mounted camera,Predictive brake assist system,Cruise control with steering wheel mounted controls,Ventilated driver and front passenger seats,Integrated navigation system with voice activation,Keyfob remote start,Heated steering wheel,Heated driver and front passenger seats,Leather front seat upholstery,Primary monitor touchscreen,Lane Departure Warning,Rear Cross-Traffic Alert collision warning,First-row sliding and tilting glass sunroof with express open/close activation sunshade,Driver seat power reclining, lumbar support, cushion tilt, fore/aft control and height adjustable control,AutoTrac part and full-time 4WD,Front wireless smart device charging,Teen Driver restricted driving mode/alerts,Keyless Open/Keyless Start with hands-free access and push button start,Keyfob window control,Aerial view camera,Push-button,Bluetooth wireless audio streaming,Vehicle to trailer hitching assist,Front mounted camera,Right side camera,Pickup box camera,Left side camera,Lane Change Alert with Side Blind Zone Alert blind spot warning,Following Distance Indicator,GMC ProGrade Trailering System trailer light test,GMC ProGrade Trailering System trailer light malfunction warning,GMC ProGrade Trailering System trailer theft alarm,Dual-zone front climate control,IntelliBeam auto high-beam headlights,Immobilizer,Bose speakers,Bluetooth handsfree wireless device connectivity,Trailer brake controller,Trailer Sway Control (TSC) trailer sway control,Vehicle and trailer reverse assist with visual graphic guidance only,Premium GMC Infotainment System external memory control,Internet radio capability,6 USB ports,Power extendable trailer mirrors,StabiliTrak w/Proactive Roll Avoidance electronic stability control system with anti-roll,Hill descent control,Hill start assist