GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 1999 🢒 Malibu 🢒 Engine 🢒 Engine Controls - 3.1L (LG8) 🢒 Fuel Tank Pressure Sensor Replacement

Removal Procedure

    Object Number: 61928 Size: SH
  1. Relieve the system fuel pressure. Refer to Fuel Pressure Relief Procedure .
  2. Drain fuel tank. Refer to Fuel Tank Draining Procedure .
  3. Remove the fuel tank. Refer to Fuel Tank Replacement Removal Procedure.
  4. Disconnect the electrical connector from the fuel tank vapor pressure sensor.
  5. Remove the fuel tank vapor pressure sensor from modular fuel sender.

Installation Procedure

    Object Number: 61928 Size: SH
  1. Install the new fuel tank vapor pressure sensor to modular fuel sender.
  2. Connect the electrical connector to fuel tank vapor pressure sensor.
  3. Reinstall the fuel tank. Refer to Fuel Tank Replacement Removal Procedure.
  4. Refill tank and reinstall fuel fill cap.
  5. Connect the negative battery cable.
  6. Inspect for fuel leaks.
    7. 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.