Removal Procedure

Fig 1: View Of Fuel Line Quick-Connect Fitting Retainer

Courtesy of GENERAL MOTORS CORP.

Relieve the fuel system pressure. Refer to Fuel Pressure Relief Procedure .
Remove the retainer from the fuel line quick-connect fitting.

Fig 2: Removing/Installing Fuel Line Quick-Connect Fittings

Courtesy of GENERAL MOTORS CORP.

If equipped with the 5.3L (L59) engine, remove the retainers from the fuel feed and return line to engine quick-connect fittings.

Fig 3: Blowing Dirt Out Of Fitting (Metal Collar)

Courtesy of GENERAL MOTORS CORP.

CAUTION: Wear safety glasses when using compressed air, as flying dirt particles may cause eye injury.

Using compressed air, blow any dirt or debris from around the fitting.

Fig 4: Releasing Quick Connect Locking Tabs (Metal Collar)

Courtesy of GENERAL MOTORS CORP.

Using the correct tool from J 41769 , insert the tool into the female connector, then push inward in order to release the quick connect locking tabs.

Fig 5: Releasing Quick Connect Locking Tabs (Metal Collar)

Courtesy of GENERAL MOTORS CORP.

Pull the fuel line connection apart.

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.

Use a clean shop towel in order to wipe off the male connection end.
Inspect both ends of the fitting for dirt and burrs. Clean or replace the components as required.