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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1348 (Engine Control System (Introduction) -- 1.8L (LNK)) >> Repair Instructions >> Quick Connect Fitting(s) Service (Metal Collar) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2004 Pontiac Vibe. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT: Before servicing fuel system connections, relieve the fuel system pressure. Refer to Fuel Pressure Relief Procedure (FWD)Fuel Pressure Relief Procedure (AWD) .
    Fig 1: Twisting Female Connector
    GM12775Courtesy of GENERAL MOTORS CORP.
  1. 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.
  2. Fig 2: Blowing Dirt Out Of Fitting (Metal Collar)
    GM12776Courtesy of GENERAL MOTORS CORP.
    CAUTION: Wear safety glasses when using compressed air, as flying dirt particles may cause eye injury.
  3. Blow any dirt out of the fitting using compressed air.
  4. Fig 3: Releasing Quick Connect Locking Tabs (Metal Collar)
    GM12780Courtesy of GENERAL MOTORS CORP.
  5. Insert the J 43178  tool into the female connector. See Special Tools and Equipment . Push the tool inward in order to release the locking tabs.
  6. Fig 4: Releasing Quick Connect Locking Tabs (Metal Collar)
    GM12782Courtesy of GENERAL MOTORS CORP.
  7. Pull the connection apart.
  8. 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.
  9. Using a clean shop towel, wipe off the male pipe end.
  10. Inspect both ends of the fitting for dirt and for burrs. Clean or replace the components if necessary.