Onyx Black 2015 GMC Sierra 1500 SLT 4WD 6-Speed Automatic Electronic with Overdrive EcoTec3 5.3L V8 All Terrain SLT Crew Cab Plus Package (6 Rectangular Chromed Tubular Assist Steps, Leather Wrapped Heated Steering Wheel, Power Sliding Rear Window, Ultrasonic Front & Rear Park Assist, and Wheels: 20 x 9 Ultra Bright Machined Alum.), All-Terrain Package (10-Way Power Driver's Seat Adjuster, 1st & 2nd Row Color-Keyed Carpeted Floor Mats, Auto-Dimming Inside Rear-View Mirror, Body Colored Grille Surround, Body-Color Front Bumper, Bose Speaker System, Floor Mounted Console, Front Full Feature Power Reclining Bucket Seats, Heated Driver & Front Passenger Seats, Rear Body-Color Bumper w/Bumper CornerSteps, and Wheels: 18 x 8.5 Bright Machined Aluminum), Off-Road Suspension Package (Hill Descent Control), Preferred Equipment Group 4SA (110-Volt AC Power Outlet, 150 Amp Alternator, 4.2 Diagonal Color Display Driver Info Center, Auxiliary External Transmission Oil Cooler, Chrome Bodyside Moldings, Chrome Door Handles, Chrome Grille Surround, Chrome Mirror Caps, Color-Keyed Carpeting w/Rubberized Vinyl Floor Mats, Deep-Tinted Glass, Driver & Front Passenger Illuminated Vanity Mirrors, Dual-Zone Automatic Climate Control, Electric Rear-Window Defogger, Electronic Autotrac Transfer Case, EZ Lift & Lower Tailgate, Front Frame-Mounted Black Recovery Hooks, Front Halogen Fog Lamps, Heavy-Duty Rear Locking Differential, Leather Wrapped Steering Wheel w/Cruise Controls, LED Cargo Box Lighting, Manual Tilt Wheel Steering Column, OnStar 6 Months Directions & Connections Plan, OnStar w/4G LTE, Power Adjustable Pedals, Power Folding & Adjustable Heated Outside Mirrors, Power Windows w/Driver Express Up & Down, Rear 60/40 Folding Bench Seat (Folds Up), Rear Vision Camera w/Dynamic Guide Lines, Rear Wheelhouse Liners, Remote Keyless Entry, Remote Vehicle Starter System, Single Slot CD/MP3 Player, Steering Wheel Audio Controls, Theft Deterrent System (Unauthorized Entry), and Universal Home Remote), Trailering Equipment, 6-Speed Automatic Electronic with Overdrive, 4WD, Black Leather, 4-Wheel Disc Brakes, 40/20/40 Front Split Bench Seat, 6 Speakers, ABS brakes, Adjustable pedals, Air Conditioning, Alloy wheels, AM/FM radio: SiriusXM, Auto-dimming door mirrors, Auto-dimming Rear-View mirror, Automatic temperature control, Bodyside moldings, Brake assist, Bumpers: chrome, CD player, Chrome Front Bumper, Chrome Rear Bumper, 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 Directions & Connections, Exterior Parking Camera Rear, Front & Rear All-Weather Floor Mats, Front anti-roll bar, Front Center Armrest w/Storage, Front dual zone A/C, Front fog lights, Front License Plate Kit, Front reading lights, Front wheel independent suspension, Fully automatic headlights, Garage door transmitter: HomeLink, Heated door mirrors, Heated front seats, Heavy Duty Suspension, Illuminated entry, Integrated Trailer Brake Controller, Leather Appointed Seat Trim, Low tire pressure warning, Memory seat, Occupant sensing airbag, Outside temperature display, Overhead airbag, Overhead console, Panic alarm, Passenger door bin, Passenger vanity mirror, Power door mirrors, Power driver seat, Power passenger seat, Power steering, Power Sunroof, Power windows, Premium audio system: IntelliLink, Radio data system, Radio: AM/FM Stereo w/8 Diagonal Color Touch Nav., Radio: AM/FM Stereo w/8 Diagonal Color Touch Screen, Rear Bumper Cornersteps, Rear reading lights, Rear seat center armrest, Rear step bumper, Rear window defroster, Remote keyless entry, Security system, SiriusXM Satellite Radio, Speed control, Speed-sensing steering, Split folding rear seat, Steering wheel mounted audio controls, Tachometer, Telescoping steering wheel, Tilt steering wheel, Traction control, Trip computer, Turn