Duramax 6.6L V8 Turbodiesel 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, 18" Machined Aluminum Wheels, 2 USB Ports, 2-Speed Electronic Shift Transfer Case, 2nd Row Dual USB Charge-Only Ports, A/C w/Dual-Zone Automatic Climate Control, All-Weather Floor Liners (LPO), Chrome Surround Grille w/High Gloss Black Mesh, Cloth Rear Seat w/Storage Package, Compass Located In Instrument Cluster, Deep-Tinted Glass, Electric Rear-Window Defogger, Electrical Lock Control Steering Column, Front 40/20/40 Split-Bench Seats w/Lockable Storage, GMC Connected Access Capable, Gooseneck/5th Wheel Package, Gooseneck/5th Wheel Prep Package, HD Rear Vision Camera, Heated Driver & Front Outboard Passenger Seats, Heated Steering Wheel, Hill Descent Control, Hitch Guidance w/Hitch View, In-Vehicle Trailering System App, Integrated Trailer Brake Controller, Keyless Open & Start, LED Cargo Area Lighting, LED Fog Lamps, LED Smoked Amber Roof Marker Lamps, Manual Tilt Wheel Steering Column, Manual Tilt-Wheel/Telescoping Steering Column, Off-Road Suspension, OnStar & GMC Connected Services Capable, Power Door Locks, Power Front Windows w/Passenger Express Down, Power Rear Windows w/Express Down, Power Sliding Rear Window w/Defogger, Power Windows w/Driver Express Up/Down, Preferred Equipment Group 3SA, Preferred Package, Radio: AM/FM w/Premium GMC Infotainment System, Rear Vision Camera Delete, Rear Wheelhouse Liners, Remote Keyless Entry, Remote Vehicle Starter System, SiriusXM Radio, SiriusXM w/360L, SLE Convenience Package, SLE Value Package, Spray-On Pickup Box Bed Liner w/GMC Logo, Steering Wheel Audio Controls, Suspension Package, Unauthorized Entry Theft-Deterrent System, Universal Home Remote, Wi-Fi Hotspot Capable, Wireless Phone Projection, X31 Off-Road & Protection Package, X31 Off-Road Package, 17" Machined Aluminum Wheels, 220 Amps Alternator, 4-Way Manual Driver Seat Adjuster, 4-Way Manual Passenger Seat Adjuster, 4-Wheel Disc Brakes, 6 Speakers, 6-Speaker Audio System Feature, ABS brakes, Air Conditioning, Alloy wheels, AM/FM radio: SiriusXM, Apple CarPlay/Android Auto, Auto-Dimming Inside Rear-View Mirror, Brake assist, Bumpers: chrome, Cloth Seat Trim, Compass, Delay-off headlights, Driver door bin, Driver vanity mirror, Dual front impact airbags, Dual front side impact airbags, Electronic Stability Control, Emergency communication system: OnStar and GMC Connected Services capable, Engine Block Heater, Exhaust Brake, Front 40/20/40 Split-Bench Seats, Front anti-roll bar, Front Center Armrest w/Storage, Front License Plate Kit, Front reading lights, Front wheel independent suspension, Fully automatic headlights, Heated door mirrors, Heavy-Duty 80 Amp Battery, Illuminated entry, Low tire pressure warning, Not Equipped w/Heated Front Seats, Not Equipped w/Heated Steering Wheel (DISC), Occupant sensing airbag, Outside temperature display, Overhead airbag, Overhead console, Panic alarm, Passenger door bin, Passenger vanity mirror, Perimeter Lighting, Pickup Box, Power door mirrors, Power steering, Power windows, Power-Adjustable Black Outside Mirrors, Premium audio system: GMC Infotainment System, Radio: AM/FM w/GMC Infotainment System, Rear reading lights, Rear step bumper, Remote keyless entry, Speed control, Split folding rear seat, Steering wheel mounted audio controls, Tachometer, Tilt steering wheel, Traction control, Trip computer, Turn signal indicator mirrors, Variably intermittent wipers, Voltmeter, Winter Grille Cover, 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, 18" Machined Aluminum Wheels, 2 USB Ports, 2-Speed Electronic Shift Transfer Case, 2nd Row Dual USB Charge-Only Ports, A/C w/Dual-Zone Automatic Climate Control, All-Weather Floor Liners (LPO), Chrome Surround Grille w/High Gloss Black Mesh, Cloth Rear Seat w