GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 260101  Size: SH

    Caution: Unless directed otherwise, the ignition and start switch must be in the OFF or LOCK position, and all electrical loads must be OFF before servicing any electrical component. Disconnect the negative battery cable to prevent an electrical spark should a tool or equipment come in contact with an exposed electrical terminal. Failure to follow these precautions may result in personal injury and/or damage to the vehicle or its components.

  1. Disconnect the negative battery cable.
  2. Remove the engine sight shield.
  3. Relieve the fuel system pressure. Refer to Fuel Pressure Relief .

  4. Object Number: 350543  Size: SH
  5. Clean the area around the fuel pressure connection with GM X-30A or equivalent.
  6. Remove the fuel pressure connection core (24) using a standard valve core removal and installation tool.

Installation Procedure


    Object Number: 350543  Size: SH
  1. Install the fuel pressure connection core assembly (24) using a standard valve core removal and installation tool.
  2. Tighten the fuel filler cap.
  3. Connect the negative battery cable.
  4. Inspect for leaks.
  5. 4.1. Turn the ignition ON for 2 seconds.
    4.2. Turn the ignition OFF for 10 seconds.
    4.3. Turn the ignition ON.
    4.4. Inspect for fuel leaks.
  6. Install the fuel pressure connection valve cap (23).

  7. Object Number: 260101  Size: SH
  8. Install the engine sight shield.