GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Tool Required

J 34730-1A Fuel Pressure Gauge


    Object Number: 300138  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. Relieve the fuel system pressure. Refer to the Fuel Pressure Relief Procedure .
  3. Drain the fuel tank. Refer to Fuel Tank Draining Procedure .
  4. Remove the fuel tank. Refer to Fuel Tank Replacement .

  5. Object Number: 371000  Size: SH
  6. Remove the fuel pressure sensor (1).

Installation Procedure


    Object Number: 371000  Size: SH
  1. Install the fuel pressure sensor (1).

  2. Object Number: 300138  Size: SH
  3. Install the fuel tank. Refer to Fuel Tank Replacement .
  4. Refill the fuel tank.
  5. Install the fuel filler cap.
  6. Connect the negative battery cable.
  7. Inspect for leaks.
  8. 6.1. Turn the ignition switch ON for 2 seconds.
    6.2. Turn the ignition switch OFF for 10 seconds.
    6.3. Turn the ignition switch ON.
    6.4. Check for fuel leaks.