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Home >> Buick >> 2016 >> Cascada Base >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Controls And Fuel - 1.6L (LWC) - Repair Instructions >> Repair Instructions >> Fuel Tank Fuel Pump Module Replacement >> Installation Procedure
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Installation Procedure

  1. Fuel Level Sensor Replacement  - Install
  2. Fig 1: Fuel Tank Fuel Pump Module
    GM2373084Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Pay attention to the fuel level sensor.

  3. Install a NEW fuel pump module seal (3).
  4. Fuel Tank Fuel Pump Module (2) I - Install
  5. Install the fuel tank fuel pump module lock ring (1).
  6. Fig 2: Fuel Pump Module Locking Ring & Remover/Installer
    GM2373260Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    The fuel pump module lock ring fits only in one position, pay attention for the mounting position.

  7. Install the EN-48279  installer (1) to the fuel pump module lock ring (2).
  8. NOTE:

    Do NOT use impact tools. Significant force will be required to release the lock ring. The use of a hammer and screwdriver is not recommended. Secure the fuel tank in order to prevent fuel tank rotation.

  9. Using the EN-48279  remover/installer (1) and a long breaker-bar, rotate the lock ring clockwise direction in order to lock the lock ring.
  10. Fig 3: Fuel Tank Fuel Pump Module, Wiring Harness Plug & Fuel Feed Pipe
    GM2373258Courtesy of GENERAL MOTORS COMPANY
  11. Connect the fuel tank fuel pump module wiring harness (1) to the fuel tank fuel pump module (3).
  12. Connect the fuel feed pipe (2) to the fuel tank fuel pump module (3). Refer to Plastic Collar Quick Connect Fitting Service .
  13. Fuel Tank Replacement  - Install