Fuel Tank Pressure Sensor Replacement for Pontiac Sunfire 1999

1. Disconnect the negative battery cable.
2. Relieve the fuel system pressure. Refer to Fuel Pressure Relief Procedure .
3. Drain the fuel tank. Refer to Fuel Tank Draining .
4. Remove the fuel tank. Refer to Fuel Tank Replacement .



5. Remove the electrical connector from the fuel tank pressure sensor.



6. Remove the fuel tank pressure sensor from the modular fuel sender.

1. Install the new fuel tank pressure sensor to the modular fuel sender.



2. Install the electrical connector to the fuel tank pressure sensor.
3. Install the fuel tank. Refer to Fuel Tank Replacement .
4. Refill the fuel tank.
5. Connect the negative battery cable.