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Home >> Chevrolet >> 2014 >> Spark LS, Standard Trans >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Controls And Fuel - 1.2L - Repair Instructions >> Repair Instructions >> Fuel Injection Fuel Rail Assembly Replacement (LFM) >> Removal Procedure
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Removal Procedure

  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
  2. Relieve the fuel pressure. Refer to Fuel Pressure Relief .
  3. Remove the upper intake manifold. Refer to Upper Intake Manifold Replacement (LFM) .
  4. Remove the 4 ignition coil connectors. Refer to Ignition Coil Replacement (LL0) , Ignition Coil Replacement (LFM) .
  5. Remove the positive crankcase ventilation hose. Refer to Positive Crankcase Ventilation Hose/Pipe/Tube Replacement (LL0) , Positive Crankcase Ventilation Hose/Pipe/Tube Replacement (LFM) .
  6. Raise the vehicle. Refer to Lifting and Jacking the Vehicle .
  7. Remove the intake manifold rear bracket. Refer to Lower Intake Manifold Replacement (LFM) .
    8. Fig 1: Fuel Rail Retaining Bolts
    GM3416005Courtesy of GENERAL MOTORS COMPANY
  8. Remove the fuel rail retaining bolts (1, 2).
  9. Lower the vehicle.
    10. Fig 2: Fuel Feed Hose Connector
    GM3416007Courtesy of GENERAL MOTORS COMPANY
  10. Disconnect the fuel feed hose connector (1) from the fuel rail.
  11. Disconnect the 4 fuel injector electrical connectors and remove the fuel injector rail wiring harness (2).
  12. Remove the fuel rail and fuel injector (3).
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