Removal Procedure

IMPORTANT: Before servicing fuel system connections, relieve the fuel system pressure. Refer to Fuel Pressure Relief .

Fig 1: Twisting Female Connector

Courtesy of GENERAL MOTORS CORP.

Grasp both sides of the fitting. Twist the female connector 1/4 turn in each direction in order to loosen any dirt within the fitting.

Fig 2: 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.

Blow any dirt out of the fitting using compressed air.

Fig 3: Releasing Quick Connect Locking Tabs (Metal Collar)

Courtesy of GENERAL MOTORS CORP.

Insert the J 43178 tool into the female connector. See Special Tools . Push the tool inward in order to release the locking tabs.

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

Courtesy of GENERAL MOTORS CORP.

Pull the 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.

Using a clean shop towel, wipe off the male pipe end.
Inspect both ends of the fitting for dirt and for burrs. Clean or replace the components if necessary.