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Home >> Chevrolet >> 2011 >> Impala LTZ >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Controls And Fuel - 3.9L - Repair Instructions >> Repair Instructions >> Fuel Tank Module Replacement >> Installation Procedure
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Installation Procedure

    Fig 1: Identifying Fuel Sender Assembly & Lock Ring
    GM1575962Courtesy of GENERAL MOTORS CORP.
  1. Position the NEW fuel sender O-ring seal onto the fuel tank.
  2. Install the fuel sender (2) into the fuel tank. Ensure that the align tab is in the proper location.
  3. Push down the fuel sender and position the lock ring (1) onto the fuel tank.
    4. Fig 2: Identifying Lock Ring
    GM1642096Courtesy of GENERAL MOTORS CORP.
    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.
  4. Use the J 45722  in order to install the fuel sender lock ring. Turn the fuel sender lock ring in a clockwise direction.
  5. Connect the fuel line to the sender. Refer to Metal Collar Quick Connect Fitting Service .
  6. Connect the EVAP lines to the sender. Refer to Plastic Collar Quick Connect Fitting Service .
  7. Install the fuel tank. Refer to Fuel Tank Replacement .
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