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Home >> Chevrolet >> 2007 >> Aveo Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls & Fuel - 1.6L - Introduction (2 Of 2) >> Repair InstructionsEngine Control Module Replacement >> Fuel Rail Assembly ReplacementRemoval Procedure >> Removal ProcedureInstallation Procedure
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Removal ProcedureInstallation Procedure

    Fig 1: Identifying Intake Manifold Bracket Bolts
    GM1289501Courtesy of GENERAL MOTORS CORP.
    CAUTION: Refer to Relieving Fuel Pressure Caution .
  1. Relieve the fuel system pressure. Refer to Fuel Pressure Relief .
    2. CAUTION: Refer to Battery Disconnect Caution .
  2. Disconnect the negative battery cable.
  3. Remove the intake manifold bracket bolts.
  4. Remove the intake manifold bracket.
  5. Disconnect the fuel injector harness connectors.
    6. Fig 2: View of Fuel Rail Mounting Bolts
    GM1289502Courtesy of GENERAL MOTORS CORP.
  6. Remove the fuel feed line.
  7. Remove the fuel rail mounting bolts.
    8. NOTE:
    • Use care when servicing the fuel system components, especially the fuel injector electrical connectors, the fuel injector tips, and the injector O-rings. Plug the inlet and the outlet ports of the fuel rail in order to prevent contamination.
    • Do not use compressed air to clean the fuel rail assembly as this may damage the fuel rail components.
    • Do not immerse the fuel rail assembly in a solvent bath in order to prevent damage to the fuel rail assembly.
    IMPORTANT: If an injector becomes separated from the rail and remains in the cylinder head, replace the injector O-ring seals and the retaining clip.
  8. Remove the fuel rail with the fuel injectors attached.
    9. Fig 3: View of Fuel Injectors
    GM1289504Courtesy of GENERAL MOTORS CORP.
  9. Remove the fuel injector retainer clips.
  10. Remove the fuel injectors by pulling down and out.
  11. Discard the fuel injector O-rings.
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