Installation Procedure

Install the fuel level sensor to the fuel sender module. Refer to Fuel Level Sensor Replacement .
Clean the fuel sender sealing flange.

Fig 1: Identifying Fuel Sender Lock Ring

Courtesy of GENERAL MOTORS CORP.

NOTE: Always replace the fuel sender seal when installing the fuel sender assembly.

Install the NEW fuel sender seal (3) to the fuel tank seal groove.
Install the fuel sender (2) and the fuel sender lock ring (1).

Fig 2: Identifying Lock Ring

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NOTE: Always replace the fuel sender seal when installing the fuel sender assembly. Replace the lock ring if necessary. Do not apply any type of lubrication in the seal groove.
Ensure the lock ring is installed with the correct side facing upward. A correctly installed lock ring will only turn in a clockwise direction.

Use the J 45722 in order to install the fuel sender lock ring. Turn the fuel sender lock ring in a clockwise direction.

Fig 3: Identifying Fuel Pipes At Fuel Sender

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Install the fuel pipes to the fuel sender. Refer to Plastic Collar Quick Connect Fitting Service .

Fig 4: View Of Fuel Sender Module Electrical Connectors

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Install the fuel sender sensor electrical connectors.
Install the fuel tank. Refer to Fuel Tank Replacement .