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Home >> Chevrolet >> 2018 >> Spark LT, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 24 (Engine Controls And Fuel - 1.4L (LV7) - Repair Instructions) >> Repair Instructions >> Fuel Tank Replacement (35L (9 US Gallon) Tank) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2017 Chevrolet Spark. However, it is still accessible from the selected car via links, so may be relevant.
WARNING: Refer to Diesel/Gasoline Vapors Warning .
WARNING: Refer to Actions to Take When Working with Fuel Warning .
WARNING: Refer to Safety Goggles and Fuel Warning .
  1. Relieve the fuel pressure. Refer to Fuel Pressure Relief .
  2. Drain the fuel tank. Refer to Fuel Tank Draining .
  3. Disconnect the battery. Refer to Battery Negative Cable Disconnection and Connection .
  4. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  5. Remove the exhaust muffler. Refer to Exhaust Muffler Replacement (L5Q)Exhaust Muffler Replacement (LV7) .
  6. Disconnect the fuel tank wiring harness connector and remove the fuel tank wiring harness (1).
    Fig 1: Fuel Tank Wiring Harness
    GM4174639Courtesy of GENERAL MOTORS COMPANY
    WARNING: Do not breathe the air through the EVAP component tubes or hoses. The fuel vapors inside the EVAP components may cause personal injury.
  7. Loosen the fuel tank filler hose clamp (2) and the fuel tank filler pipe from the fuel tank (4).
  8. Disconnect the fuel feed/evaporative emission separator pipe (3) from the fuel tank filler pipe. Refer to Plastic Collar Quick Connect Fitting Service .
  9. Disconnect the evaporative emission canister purge pipe (1) from the evaporative emission pipe. Refer to Plastic Collar Quick Connect Fitting Service .
    Fig 2: Evaporative Emission Canister Purge Pipe And Fuel Feed/Evaporative Emission Separator Hose
    GM4174646Courtesy of GENERAL MOTORS COMPANY
    CAUTION: Refer to Fuel and Evaporative Emission Hose/Pipe Connection Cleaning Caution .
  10. Disconnect the fuel feed/evaporative emission separator hose (2) from the fuel feed pipe. Refer to Plastic Collar Quick Connect Fitting Service .
  11. Place a suitable adjustable jack under the fuel tank.
    Fig 3: Fuel Tank Strap Bolts And Fuel Tank Straps
    GM4013967Courtesy of GENERAL MOTORS COMPANY
    WARNING: To help avoid personal injury, always use jack stands when you are working on or under any vehicle that is supported only by a jack.
    CAUTION: When you are jacking or lifting a vehicle at the frame side rails or other prescribed lift points, be certain that the lift pads do not contact the catalytic converter, the brake pipes or the fuel lines. If such contact occurs, vehicle damage or unsatisfactory vehicle performance may result.
  12. Remove the 4 fuel tank strap bolts (2).
    CAUTION: Do not bend the fuel tank straps. Bending the fuel tank straps may cause damage to the straps.
  13. Remove the 2 fuel tank straps (1).
  14. Using the adjustable jack, slowly lower and remove the fuel tank (3).
    NOTE: Second technician required.
    NOTE: Retract the jack.
  15. If replacing the fuel tank, perform the following steps. Otherwise, proceed to the Installation Procedure.
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