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Home >> Buick >> 2021 >> Envision Preferred, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 2.0L (LSY) - Repair Instructions >> Repair Instructions >> Fuel Tank Fuel Pump Module Replacement (AWD) >> Installation Procedure
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Installation Procedure

  1. GM5049548Courtesy of GENERAL MOTORS COMPANY

    O-Ring (2) - Install NEW

  2. Fuel Tank Fuel Pump Module (1) - Install
  3. GM5049555Courtesy of GENERAL MOTORS COMPANY

    Fuel Tank Vent Pipe (3) - Connect - Plastic Collar Quick Connect Fitting Service 

  4. Transfer Pipe (2) - Connect - Plastic Collar Quick Connect Fitting Service 
  5. Electrical Connector (1) - Connect
  6. GM5049678Courtesy of GENERAL MOTORS COMPANY

    Fuel Sender Retainer (1) - Install - CH-45722  Fuel Sender Lock Ring Wrench (2)

  7. GM5049535Courtesy of GENERAL MOTORS COMPANY

    Fuel Tank Vent Pipe (4) @ Retainer (5) - Install [2x]

  8. Fuel Tank Vent Pipe (4) - Connect [2x] - Plastic Collar Quick Connect Fitting Service 
  9. Fuel Feed Pipe (2) @ Retainer (3) - Install
  10. Fuel Feed Pipe (2) - Connect - Plastic Collar Quick Connect Fitting Service 
  11. Electrical Connector (1) - Connect [2x]
  12. Fuel Tank - Install - Fuel Tank Replacement (AWD) 
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