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 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 plastic collar quick connect fittings except where indicated.

  1. Relieve the fuel system pressure before servicing any fuel system connection. Refer to the Fuel Pressure Relief.
  2. Warning: Refer to Safety Glasses Warning in the Preface section.

    Caution: Refer to Fuel and Evaporative Emission Hose/Pipe Connection Cleaning Caution in the Preface section.


    Object Number: 155410  Size: SH
  3. Using compressed air, blow any dirt out of the quick-connect fitting.

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

  6. Object Number: 1205667  Size: SH
  7. This step applies to release tab style 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 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: 1205683  Size: SH
  11. This step applies to 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

  12. Object Number: 1555944  Size: SH
  13. This step applies to the Push Down TI style connectors ONLY. Release the fitting by pressing on the tab indicated by arrow.
  14. Warning: Refer to Relieving Fuel Pressure Warning in the Preface section.


    Object Number: 12778  Size: SH
  15. Pull the connection apart.

Installation Procedure

    Warning: Refer to Fuel Pipe Fitting Warning in the Preface section.


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

  2. Object Number: 21855  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.