Vortec 6.2L V8 SFI Flex Fuel, 6-Speed Automatic, AWD, Cocoa/Light Cashmere Leather, 12-Way Power Driver Seat Adjuster, 12-Way Power Front Passenger Seat Adjuster, 18 x 8 Polished Aluminum Wheels, 3.42 Rear Axle Ratio, 4-Wheel Disc Brakes, 6 Oval Chromed Tubular Assist Steps, 7 Speakers, ABS brakes, Adjustable pedals, Air Conditioning, Alloy wheels, Aluminized Stainless-Steel Muffler & Tailpipe, AM/FM radio: XM, AM/FM Stereo w/6-Disc In-Dash CD Changer, AM/FM Stereo w/Multimedia Navigation, Auto-dimming door mirrors, Auto-dimming Rear-View mirror, Automatic temperature control, Bodyside moldings, Bumpers: body-color, CD player, Compass, Delay-off headlights, Driver door bin, Driver vanity mirror, Dual front impact airbags, Electronic Stability Control, Emergency communication system: OnStar Directions & Connections, Front anti-roll bar, Front Bucket Seats, Front Center Armrest, Front dual zone A/C, Front fog lights, Front Full-Feature Bucket Seats, Front License Plate Bracket, Front reading lights, Front wheel independent suspension, Fully automatic headlights, Garage door transmitter, Heated & Cooled Front Seats, Heated door mirrors, Heated front seats, High-Performance Suspension Package, Illuminated entry, Leather steering wheel, Low tire pressure warning, Memory seat, Nuance Leather-Appointed Seat Trim, Occupant sensing airbag, Outside temperature display, Overhead airbag, Overhead console, Panic alarm, Passenger door bin, Passenger vanity mirror, Pedal memory, Power door mirrors, Power driver seat, Power passenger seat, Power Rear Sliding Window, Power steering, Power Sunroof w/Express-Open, Power windows, Preferred Equipment Group 5SA, Radio data system, Rear Audio System Controls, Rear Parking Sensors, Rear reading lights, Rear seat center armrest, Rear step bumper, Rear window defroster, Rear-View Camera System, Remote keyless entry, Security system, Sierra Denali Package, 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, XM NavTraffic, XM Radio, Vortec 6.2L V8 SFI Flex Fuel, 6-Speed Automatic, AWD, Cocoa/Light Cashmere Leather.2009 GMC Sierra 1500 Denali6-Speed Automatic Vortec 6.2L V8 SFI Flex Fuel12/19 City/Highway MPG