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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 978 (Engine Controls - 4.3L (Introduction)) >> Repair Instructions >> Quick Connect Fitting(s) Service (Metal Collar) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2004 GMC Sierra and 2004 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Relieve the fuel system pressure. Refer to Fuel Pressure Relief Procedure .
    CAUTION: Wear safety glasses when using compressed air in order to prevent eye injury.
  2. Using compressed air, blow any debris from around the fittings.
  3. Fig 1: Blowing Dirt Out Of Fitting (Metal Collar)
    GM12776Courtesy of GENERAL MOTORS CORP.
  4. Using J 41769  , insert the correct size tool into the female connector, then push inward to release the locking tabs.
  5. Fig 2: Releasing Quick Connect Locking Tabs (Metal Collar)
    GM12780Courtesy of GENERAL MOTORS CORP.
  6. Pull the fuel line connection apart.
  7. Fig 3: Releasing Quick Connect Locking Tabs (Metal Collar)
    GM12782Courtesy of GENERAL MOTORS CORP.
    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.
  8. Using a clean shop towel, wipe off the male pipe end.
  9. Inspect both ends of the fuel line connections for dirt and burrs. Clean or replace the components as required.