Summit White 2012 GMC Sierra 1500 Denali 4D Crew Cab AWD 6-Speed Automatic HD Electronic with Overdrive Vortec 6.2L V8 SFI VVT Flex Fuel 6-Speed Automatic HD Electronic with Overdrive, AWD, Light Cashmere/Very Dark Cashmere Accents Leather, 12-Way Power Driver Seat Adjuster, 12-Way Power Front Passenger Seat Adjuster, 20" x 8.5" Chrome Aluminum Wheels, 3.42 Rear Axle Ratio, 4-Wheel Disc Brakes, 7 Speakers, ABS brakes, Adjustable pedals, Air Conditioning, Alloy wheels, Aluminized Stainless-Steel Muffler & Tailpipe, AM/FM radio: SiriusXM, Auto-dimming door mirrors, Auto-dimming Rear-View mirror, Automatic temperature control, Bodyside moldings, Brake assist, Bumpers: body-color, CD player, Chrome wheels, 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 anti-roll bar, Front Bucket Seats, Front Center Armrest, Front dual zone A/C, Front fog lights, Front Full-Feature Reclining Bucket Seats, Front reading lights, Front wheel independent suspension, Fully automatic headlights, Garage door transmitter, Heated door mirrors, Heated front seats, Heated steering wheel, Heavy Duty Cooling Package, Heavy-Duty Air-to-Oil External Engine Oil Cooler, Heavy-Duty Auxiliary External Transmission Oil Cooler, High-Performance Suspension Package, Illuminated entry, Inside Rear-View Mirror w/Rear Camera Display, Leather steering wheel, Low tire pressure warning, Memory seat, Occupant sensing airbag, Outside temperature display, Overhead airbag, Overhead console, Panic alarm, Passenger door bin, Passenger vanity mirror, Pedal memory, Perforated Nuance Leather-Appointed Seat Trim, Power door mirrors, Power driver seat, Power passenger seat, Power steering, Power windows, Radio data system, Radio: AM/FM Stereo w/MP3 Compatible 6CD Player, Rear reading lights, Rear seat center armrest,