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Home >> Chevrolet >> 2017 >> Volt Premier >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Controls And Fuel - 1.5L (L3A) - Repair Instructions >> Repair Instructions >> Fuel Tank Fuel Pump Module Replacement >> Removal Procedure
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Removal Procedure

  1. Remove Fuel Tank Replacement 
  2. Fig 1: Fuel Pump Feed Hose, Evaporative Emission Canister Hose, Evaporative Emission Rear Hose, Electrical Connector, Fuel Pump Module Wiring Harness And Retainers
    GM4091018Courtesy of GENERAL MOTORS COMPANY
  3. Remove Retainer (2, 5, 7)
  4. Remove Fuel Pump Fuel Feed Hose (8) Plastic Collar Quick Connect Fitting Service 
  5. Remove the evaporative emission canister hose (1). Refer to Plastic Collar Quick Connect Fitting Service .
  6. Remove Evaporative Emission Rear Hose (3) Plastic Collar Quick Connect Fitting Service 
  7. Disconnect the electrical connector (6) and remove the fuel tank fuel pump module wiring harness (4).
  8. Fig 2: Fuel Pump Module Lock Ring And Wrench
    GM4091063Courtesy of GENERAL MOTORS COMPANY
  9. Install the CH-45722  wrench (1) to the fuel pump module lock ring (2).
  10. 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.

  11. Using the CH-45722  wrench (1) and a long breaker-bar, rotate the lock ring in a counterclockwise direction in order to unlock the lock ring.
  12. Remove the CH-45722  wrench (1).
  13. Remove the fuel pump module lock ring (2).
  14. Fig 3: Fuel Pump Module And Vent Valve Connector
    GM4091064Courtesy of GENERAL MOTORS COMPANY
  15. Partially raise the fuel pump module (1) and disconnect the vent valve connector (2). Refer to Plastic Collar Quick Connect Fitting Service .
  16. Fig 4: Fuel Tank Fuel Pump Module And Seal
    GM4091065Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Lift the fuel tank fuel pump module up slightly. Pay attention to the fuel level sensor.

  17. Remove Fuel Tank Fuel Pump Module (1)
  18. Remove and DISCARD the fuel pump module seal (2).