GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Warning: Refer to Gasoline/Gasoline Vapors Warning in the Preface section.


    Object Number: 1555942  Size: SH

    Note: There are several types of plastic collar fuel and evaporative emission quick connect fittings that may be used on this vehicle.

       • Bartholomew (1)
       • Q release (2)
       • Squeeze to release (3)
       • Sliding retainer (4)
       • Push down TI (5)
    The following instructions apply to all of these types of fittings except where indicated.

  1. Relieve the fuel system pressure. Refer to Fuel Pressure Relief.

  2. Object Number: 760505  Size: SH

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

  3. Using compressed air, blow any dirt out of the quick connect fitting.

  4. Object Number: 12777  Size: SH
  5. This step applies to the Bartholomew style connectors ONLY. Squeeze the plastic quick connect fitting release tabs.

  6. Object Number: 1205667  Size: SH
  7. This step applies to the Q release type connectors ONLY. Release the fitting by pushing the tab toward the other side of the slot in the fitting.

  8. Object Number: 1205675  Size: SH
  9. This step applies to the Squeeze to release style connectors ONLY. Squeeze where indicated by arrows on both sides of the plastic ring surrounding the quick connect fitting.

  10. Object Number: 1306341  Size: SH
  11. This step also applies to the Squeeze to release style connectors ONLY. Squeeze where indicated by the arrows on both sides of the plastic ring surrounding the quick connect fitting.

  12. Object Number: 1205683  Size: SH
  13. This step applies to the Sliding retainer style connectors ONLY. Release the fitting by pressing on one side of the release tab causing it to push in slightly. If the tab does not move, try pressing the tab in from the opposite side. the tab will only move in one direction.

  14. Object Number: 1555944  Size: SH
  15. This step applies to the Push down TI style connectors ONLY. Release the fitting by pressing on the tabs indicated by the arrow.

  16. Object Number: 12778  Size: SH
  17. Pull the connection apart.
  18. Wipe off the male pipe end using a clean shop towel.
  19. Inspect both ends of the fitting for dirt and burrs.
  20. Clean or replace the components as required.

Installation Procedure


    Object Number: 155425  Size: SH
  1. Apply a few drops of clean engine oil to the male connection end.

  2. Object Number: 155771  Size: SH
  3. Push both sides of the quick connect fitting together in order to cause the retaining feature to snap into place.

  4. Object Number: 155399  Size: SH
  5. Once installed, pull on both sides of the quick connect fitting in order to make sure the connection is secure.