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Home >> Buick >> 2017 >> Envision Base >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Controls And Fuel - 2.0L (LTG) Or 2.5L (LCV) - Repair Instructions >> Repair Instructions >> Fuel Tank Replacement >> Removal Procedure

Removal Procedure

    WARNING:

    Refer to Gasoline/Gasoline Vapors Warning .

    WARNING:

    Refer to Safety Glasses Warning .

  1. Relieve the fuel pressure. Refer to Fuel Pressure Relief 
  2. Drain the fuel tank. Refer to Fuel Tank Draining 
  3. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle
  4. Remove Two-Piece Propeller Shaft. Refer to Two-Piece Propeller Shaft Replacement
  5. Remove Exhaust Muffler. Refer to Exhaust Muffler Replacement
    6. Fig 1: Evaporative Emission/Fuel Pipes And Electrical Connector
    GM3993714Courtesy of GENERAL MOTORS COMPANY
  6. Disconnect the fuel pressure sensor electrical connector (1).
  7. Disconnect the evaporative emission and fuel pipes (2). Refer to Plastic Collar Quick Connect Fitting Service 
    8. Fig 2: Fuel Pump Electrical Connector
    GM3905157Courtesy of GENERAL MOTORS COMPANY
  8. Disconnect the fuel pump electrical connector (1).
    9. Fig 3: Evaporative Emission Pipes
    GM3905161Courtesy of GENERAL MOTORS COMPANY
  9. Disconnect the evaporative emission pipes (1). Refer to Plastic Collar Quick Connect Fitting Service 
    10. Fig 4: Fuel Tank Filler Pipe, Hose And Clamp
    GM3905163Courtesy of GENERAL MOTORS COMPANY
  10. Remove the fuel tank filler hose clamp (1).
  11. Remove the fuel tank filler hose (2).
  12. Disconnect the fuel tank filler pipe (3). Refer to Plastic Collar Quick Connect Fitting Service 
    13. Fig 5: Fuel Tank Bolt
    GM4009142Courtesy of GENERAL MOTORS COMPANY
  13. Remove the fuel tank bolt (1).
    14. Fig 6: Fuel Tank Straps And Fasteners
    GM3993669Courtesy of GENERAL MOTORS COMPANY
  14. Place a suitable adjustable jack under the fuel tank.
  15. Remove the fuel tank strap fasteners (1).
  16. Remove the fuel tank straps (2).
    17. Fig 7: Fuel Tank
    GM3993806Courtesy of GENERAL MOTORS COMPANY
  17. Remove the fuel tank (1) from the vehicle.
  18. If replacing fuel tank transfer parts as necessary.
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