GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Caution: Gasoline or gasoline vapors are highly flammable. A fire could occur if an ignition source is present. Never drain or store gasoline or diesel fuel in an open container, due to the possibility of fire or explosion. Have a dry chemical (Class B) fire extinguisher nearby.

Caution: Always wear safety goggles when working with fuel in order to protect the eyes from fuel splash.

Important: Always replace the O-ring on the fuel limiter vent valve when reinstalling the valve.

Important: Always maintain cleanliness when servicing the fuel system components.


    Object Number: 155562  Size: MH
  1. Relieve the fuel system fuel pressure. Refer to Fuel Pressure Relief .
  2. Remove the fuel tank. Refer to Fuel Tank Replacement .
  3. Remove the snap ring from the fuel limiter vent valve .
  4. Remove the fuel limiter vent valve.
  5. Remove the O-ring from the fuel limiter vent valve .
  6. Clean and inspect the O-ring sealing surfaces on the fuel limiter vent valve .
  7. Inspect the fuel limiter vent valve for cracks or damage.

Installation Procedure

    Important: Ensure that the retaining snap ring for the fuel limiter vent valve is fully seated within the tab slots on the fuel tank.


    Object Number: 155562  Size: MH
  1. Position the new O-ring for the fuel limiter vent valve on the fuel tank.
  2. Install the fuel limiter vent valve.
  3. Install the snap ring for the fuel limiter vent valve .
  4. Install the fuel tank. Refer to Fuel Tank Replacement .
  5. Remove the fuel fill cap and add fuel.
  6. Install the fuel fill cap.
  7. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.
  8. Install the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement in Engine Mechanical.
  9. Perform the follwing procedure to inspect for fuel leaks:
  10. 9.1. Turn the ignition switch to the ON position for 2 seconds.
    9.2. Turn the ignition switch to OFF for 10 seconds.
    9.3. Turn the ignition switch to the ON position again.
    9.4. Visually inspect the fuel system for leaks.