Removal Procedure

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure (Single Battery) or Battery Negative Cable Disconnect/Connect Procedure (Auxiliary Battery) in Engine Electrical.
Remove the fuel fill cap.
Remove the fuel feed/return pipe retainers.

Fig 1: Fuel Feed/Return Pipe Retainers

Courtesy of GENERAL MOTORS CORP.

Blow any dirt out of the fitting using compressed air.
NOTE: If necessary, remove rust or burrs from the fuel pipes with an emery cloth. Use a radial motion with the fuel pipe end in order to prevent damage to the O-ring sealing surface. Use a clean shop towel in order to wipe off the male tube ends. Inspect all the connections for dirt and burrs. Clean or replace the components and assemblies as required.

Fig 2: Blowing Dirt Out Of Fitting (Metal Collar)

Courtesy of GENERAL MOTORS CORP.

Choose the correct end of J 44581 for the size of the fitting. Insert J 44581 into the female connector, then push inward in order to release the locking tabs.
Pull the connection apart.
Use a clean shop towel in order to wipe off the male end.
Inspect both ends of the fitting for dirt and burrs. Clean or replace the components as required.