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Home >> Chevrolet >> 2017 >> Impala Premier, Gas >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Controls And Fuel - 3.6L (LFX) - Repair Instructions >> Repair Instructions >> Fuel Tank Replacement >> Removal Procedure

Removal Procedure

    WARNING:

    To avoid any vehicle damage, serious personal injury or death:

    • When major components are removed from the vehicle and the vehicle is supported by a hoist, support the vehicle with jack stands at the opposite end from which the components are being removed and strap the vehicle to the hoist.
    • When performing work in the engine compartment or under the vehicle, ensure that the hood is fully open, or opened to its secondary latch. When the hood is opened to the secondary latch, the vehicle will disable the remote start features from the key fob and OnStar mobile app. Failure to open the hood, or open the hood to the secondary latch while doing a repair in the engine compartment or under the vehicle can result in inadvertent vehicle starting which could result in personal injury or damage to a vehicle.
    WARNING:

    Refer to Gasoline/Gasoline Vapors Warning .

    WARNING:

    Refer to Safety Glasses Warning .

  1. Relieve the system fuel pressure. Refer to Fuel Pressure Relief (Gasoline) 
  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 the exhaust muffler. Refer to Exhaust Muffler with Resonator, Exhaust, and Tail Pipe Replacement .
  5. Remove the left rear underbody air deflector. Refer to Underbody Rear Air Deflector Replacement - Left Side .
  6. Remove the right rear underbody air deflector. Refer to Underbody Rear Air Deflector Replacement - Right Side .
    7. Fig 1: Evaporative Emission, Fuel Pipes And Fuel Pressure Sensor Electrical Connector
    GM2203749Courtesy of GENERAL MOTORS COMPANY
  7. Disconnect the evaporative emission and fuel pipes (1). Refer to Plastic Collar Quick Connect Fitting Service .
  8. Disconnect the fuel pressure sensor electrical connector (2).
    9. Fig 2: Hose Clamps And Filler Tube
    GM2203818Courtesy of GENERAL MOTORS COMPANY
  9. Loosen the hose clamps (1) and remove the filler tube (2).
  10. Disconnect the evaporative emission line (3) from the filler pipe assembly. Refer to Plastic Collar Quick Connect Fitting Service .
    11. Fig 3: Fuel Tank Strap Bolts
    GM2203842Courtesy of GENERAL MOTORS COMPANY
  11. Support the fuel tank with a suitable jack.
  12. Remove the fuel tank strap bolts (1).
    13. Fig 4: Fuel Tank Straps
    GM2241997Courtesy of GENERAL MOTORS COMPANY
  13. Swing the fuel tank straps (1) out of the way.
    14. Fig 5: Fuel Pump Module Wiring Harness
    GM3336926Courtesy of GENERAL MOTORS COMPANY
  14. Disconnect the fuel tank harness electrical connector (1).
    15. Fig 6: Fuel Tank
    GM2203938Courtesy of GENERAL MOTORS COMPANY
  15. Remove the fuel tank (1).
  16. Remove the following components if replacing just the fuel tank.
    1. Fuel tank fuel pump module. Refer to Fuel Tank Fuel Pump Module Replacement (NT5, NT7) Fuel Tank Fuel Pump Module Replacement (NU6) .
    2. Evaporative emission carbon canister. Refer to Evaporative Emission Canister Replacement .
    3. Transfer components as necessary.
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