2004 Chevrolet Silverado 1500 Pickup Owner's Manual - Page 486

2. To release the bottle jack from its holder, turn the knob on the bottle jack counterclockwise to lower the jack head. 3. The wheel blocks and the wheel block retainer can be removed by turning the wing nut counterclockwise. 4. There is also a wing nut used to retain the storage bag and tools. To remove it, turn the wing nut counterclockwise. You'll use the jack handle extensions and the wheel wrench to remove the underbody-mounted spare tire. 1500 Crew Cab For regular cab models, the equipment you'll need is behind the passenger's seat. For Extended and crew cab models, the equipment is on the shelf behind the passenger's side second row seat. 1. If there is a cover, move the seats forward and turn the wing nut on the cover counterclockwise to remove it. For crew cab models, pull up the second row seat with the loop at the base of the seat cushion to access the tools. 5-94