- - - 2009 GMC Sierra 1500 4WD Ext Cab - Tilt Wheel, Communications-Onboard Hands Free, Tire-Pressure Monitoring System, Engine Immobilizer/Vehicle Anti-Theft System, AM/FM Stereo, CD Player, Audio-Satellite Radio, MP3 Sound System, Additional Power Outlet(s), Air Conditioning, Seats-Front Bench-Split, Vinyl Seats, Mirrors-Vanity-Passenger, Wheels-Steel, Transmission-Overdrive-Switch, Headlights-Auto-Off, Headlights-Auto-On, Reading Lamps-Front, Air Bag - Driver, Air Bag - Passenger, Air Bag On/Off Switch - Passenger, Power Steering, Front Disc Brakes, Brakes-ABS-4 Wheel, 4 Wheel Drive, Intermittent Wipers, Daytime Running Lights, Tow Hooks-Front