Chevrolet Trax: Fuel tank pressure sensor replacement

Fig. 41: Fuel Tank Pressure Sensor (FWD)

Fuel Tank Pressure Sensor Replacement

FUEL SENDER ASSEMBLY REPLACEMENT (AWD)

Special Tools

EN-48482 Fuel Sender Lock Ring Wrench

Removal Procedure

WARNING: Refer to Gasoline/Gasoline Vapors Warning .

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

WARNING: Do not allow smoking or the use of open flames in the area where work on the fuel or EVAP system is taking place. Anytime work is being done on the fuel system, disconnect the negative battery cable, except for those tests where battery voltage is required.

1. Remove the fuel tank. Refer to Fuel Tank Replacement.
2. Disconnect the fuel tank wiring harness from the fuel sender.

Fig. 42: Lock Ring

3. Install the EN-48482 Fuel Sender Lock Ring Wrench to the fuel sender lock ring (1).
4. Using the EN-48482 Fuel Sender Lock Ring Wrench and a long breaker-bar, rotate the fuel sender lock ring (1) in a counterclockwise direction in order to unlock the lock ring from the fuel tank (2).

Fig. 43: Pump Module Fuel Pickup

5. Raise the fuel sender (1) enough to gain access to the fuel tank fuel pump module fuel pickup (2) and disconnect the fuel sender from the fuel pickup.

Fig. 44: Fuel Sender O-Ring Gasket

6. Remove the fuel sender (1).
7. Remove and discard the fuel sender O-ring gasket (2).

Installation Procedure

Fig. 45: Fuel Sender O-Ring Gasket

1. Install a NEW fuel sender O-ring gasket (2) to the fuel sender (1).

Fig. 46: Pump Module Fuel Pickup

2. Lower the fuel sender (1) into the fuel tank while connecting the fuel tank fuel pump module fuel pickup (2) to the fuel sender (1).

Fig. 47: Lock Ring

3. Install the fuel sender lock ring (1) to the fuel tank (2).
4. Install the EN-48482 Fuel Sender Lock Ring Wrench to the fuel sender lock ring (1).
5. Using the EN-48482 Fuel Sender Lock Ring Wrench and a long breaker-bar, rotate the fuel sender lock ring (1) in a clockwise direction in order to lock the lock ring.
6. Connect the fuel tank sender wiring harness electrical connector.
7. Install the fuel tank. Refer to Fuel Tank Replacement.

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