KEY FEATURES INCLUDE 20 in. 6-Spoke Bright Machined Aluminum Wheels w/High Gloss Black Accents, 220 Amp Alternator, 3.42 Rear Axle Ratio, AT4 Preferred Package, AT4 Premium Plus Package, Bed View Camera, Driver Alert Package I, Driver Alert Package II, Engine Block Heater, Exhaust Brake, Federal Emissions Requirements, Front License Plate Bracket, GMC MultiPro Tailgate Step Lights, GVWR of 11350 lbs., Heated Rear Outboard Seats, LT275/65R20 All-Terrain Blackwall Tires, Not Equipped w/ Ventilated Front Seats, Not Equipped with Front and Rear Park Assist, Power Retractable Assist Steps, Power Sunroof, Roof Marker Lamps, Technology Package, Trailer Wiring Provisions, Winter Grille Cover OPTION PACKAGES 10 Driver Seat Power Adjustments, 10 Passenger Seat Power Adjustments, 115V Cargo Area Power Outlet(s), 115V Front Power Outlet(s), 12V Front Power Outlet(s), 12V Rear Power Outlet(s), 170 Amps Alternator, 2 Driver Memorized Settings, 2 Front Headrests, 20 IN. 6-SPOKE BRIGHT MACHINED ALUMINUM WHEELS W/HIGH GLOSS BLACK ACCENTS, 220 AMP ALTERNATOR, 3 Rear Headrests, 3-point Front Seatbelts, 3-point Rear Seatbelts, 3.42 REAR AXLE RATIO, 4 One-touch Windows, 4-pin Trailer Wiring, 4-wheel ABS, 4.2 In. Instrument Cluster Screen Size, 4X4, 6 Total Speakers, 60-40 Split Bench Rear Seat Type, 7-pin Trailer Wiring, 720 CCA Battery Rating, 8 In. Infotainment Screen Size, Active Grille Shutters, Adjustable Front Headrests, Adjustable Rear Headrests, Air Filtration, Alarm Anti-theft System, Allison 10-Speed Shiftable Automatic, AM/FM Radio, Anti-lockout Power Door Locks, App Marketplace Integration Connected In-car Apps, Approach Lamps Exterior Entry Lights, AT4 PREFERRED PACKAGE, AT4 PREMIUM PLUS PACKAGE, Audio Steering Wheel Mounted Controls, Auto Delay Off Headlights, Auto Off Electronic Parking Brake, Auto On/off Headlights, Auto-dimming Rearview Mirror, Auto-dimming Side Mirrors, Auto-locking Power Door Locks, Automatic Climate Control Front Air Conditioning, Auxiliary Oil Cooler, Auxiliary Transmission Fluid Cooler, Battery Saver, BED VIEW CAMERA, Black Fender Lip Moldings, Black Grille Color, Black Mirror Color, Black Surround Grille Color, Black Window Trim, Bluetooth® Auxiliary Audio Input, Bluetooth® Wireless Data Link, Body-color Door Handle Color, Body-color Front Bumper Color, Body-color Rear Bumper Color, Braking Assist, Bucket Front Seat Type, Capless Fuel Filler System, Carpet Floor Mat Material, Carpet Floor Material, Check Rear Seat Reminder, Child Safety Door Locks, Clock, Compass, Coolant Temperature Warning Warnings And Reminders, Cruise Control, Cruise Control Steering Wheel Mounted Controls, Diameter 35 Mm Front Stabilizer Bar, Digital Odometer, Diversity Antenna Type, Door Pockets Storage, DRIVER ALERT PACKAGE I, DRIVER ALERT PACKAGE II, Driver Seat Memorized Settings, Dual Front Air Conditioning Zones, Dual Front Airbags, Dual Illuminating Vanity Mirrors, Duramax 6.6L Biodiesel Turbo V8 445hp 910ft. lbs., Electronic Brakeforce Distribution, Electronic Hi-lo 4WD Selector, ENGINE BLOCK HEATER, EXHAUST BRAKE, External Temperature Display, FEDERAL EMISSIONS REQUIREMENTS, Folds Up Rear Seat Folding, Front Assist Handle, Front Console With Armrest And Storage Center Console, Front Cupholders, Front Emergency Locking Retractors, Front Floor Mats, FRONT LICENSE PLATE BRACKET, Front Overhead Console, Front Reading Lights, Front Seatback Storage, Front Seatbelt Pretensioners, Front Seatbelt Warning Sensor, Front Side Airbags, Front Side Curtain Airbags, Front Skid Plate(s), Front Tow Hooks, Full-size Spare Tire Size, GMC Infotainment System Infotainment, GMC MULTIPRO TAILGATE STEP LIGHTS, GVWR OF 11350 LBS., Heated Driver Seat, Heated Passenger Seat, HEATED REAR OUTBOARD SEATS, Heated Side Mirrors, Heated Steering Wheel, Heavy Duty Battery, Height Driver Seat Power Adjustments, Height Passenger Seat Power Adjustments, Hill Descent Off-road Driving Assist, Hill Holder Control, Hood Scoop, Hotspot Wi-Fi, Hydraulic Variable Assist Pow