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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 (Plastic Collar) >> Installation Procedure

Installation 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.
    CAUTION: Always apply a few drops of clean engine oil to the male pipe ends before connecting the fuel pipe fittings in order to reduce the risk of fire and personal injury. This will ensure proper reconnection and prevent a possible fuel leak. During normal operation, the O-rings located in the female connector will swell and may prevent proper reconnection if not lubricated.
  1. Apply a few drops of clean engine oil to the male pipe end.
  2. Fig 1: Lubricating Male Pipe End
    GM155425Courtesy of GENERAL MOTORS CORP.
  3. Push both sides of the fuel line connections together in order to snap the retaining tabs into place.
  4. Fig 2: Connecting Quick-Connect Fittings
    GM21855Courtesy of GENERAL MOTORS CORP.
  5. Once installed, pull on both sides of the fuel line connections to ensure that the connection is secure.
  6. Fig 3: Ensuring Secure Connection
    GM155399Courtesy of GENERAL MOTORS CORP.