Vortec 6.0L V8 SFI, 4-Speed Automatic HD with Overdrive, and AWD. Extended Cab! What are you waiting for?! This 2004 Sierra 1500 is for GMC fans looking high and low for that perfect truck. It is nicely equipped with features such as Heavy-Duty Trailering Equipment, Manual Selectable Ride-Control Suspension Package, Vortec 6.0L V8 SFI, 4-Speed Automatic HD with Overdrive, AWD, 10-Way Power Front Passenger Seat Adjuster, 4.10 Rear Axle Ratio, 4-Wheel Disc Brakes, 4-Wheel Quadrasteer Steering, 6 Speakers, ABS brakes, Air Conditioning, Air conditioning, Alloy wheels, AM/FM radio, Audio memory, Auto-dimming door mirrors, Auto-dimming Rear-View mirror, Automatic temperature control, Black Power Folding Outside Rear-View Mirrors, Bodyside moldings, Bumpers: body-color, Cassette, CD player, Delay-off headlights, Driver door bin, Driver vanity mirror, Dual front impact airbags, Dual-Zone Automatic Air Conditioning, Electric Rear-Window Defogger, Electronic Cruise Control w/Set & Resume Speed, Emergency communication system, Flareside Box, Front anti-roll bar, Front Bucket Seats, Front dual zone A/C, Front fog lights, Front Halogen Fog Lamps, Front Power Reclining Full-Feature Bucket Seats, Front reading lights, Front wheel independent suspension, Fully automatic headlights, Garage door transmitter, Heated door mirrors, Heated front seats, Heavy-Duty Rear Limited Slip Differential, Illuminated entry, Leather steering wheel, Memory seat, Occupant sensing airbag, OnStar 1-Year Safe & Sound Service, Outside temperature display, Overhead console, Panic alarm, Passenger door bin, Passenger seat mounted armrest, Passenger vanity mirror, Power door mirrors, Power driver seat, Power passenger seat, Power steering, Power windows, Radio data system, Rear audio controls, Rear reading lights, Rear step bumper, Rear window defroster, Remote CD player, Remote keyless entry, Security system, Solar-Ray Deep Tinted Glass, Speed control, Steering wheel mounted audio controls, Steering Wheel Mounted Radio Controls, Tachometer, Tilt steering wheel, Trip computer, Turn signal indicator mirrors, Ultrasoft Leather Seating Surfaces, Variably intermittent wipers, Voltmeter, and Weather band radio. When H20 starts showing up in the weather forecast, you'll appreciate the AWD power delivery that helps you take control of the elements. Rememeber..... Always drive with Courtesy!