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Home >> Chevrolet >> 2004 >> Impala SS >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System 3.8L (Introduction) >> Repair Instructions >> Fuel Rail Assembly Replacement (L36) >> Removal Procedure
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Removal Procedure

  1. Relieve the fuel pressure from the fuel system. Refer toFuel Pressure Relief Procedure .
  2. Clean the fuel rail assembly and connections.
  3. Disconnect the fuel feed (1) and the fuel return pipes (2) from the fuel rail. Refer to Quick Connect Fitting(s) Service (Plastic Collar) .
    4. Fig 1: Disconnecting Fuel Feed & Fuel Return Pipes (L36)
    GM32409Courtesy of GENERAL MOTORS CORP.
  4. Disconnect the vacuum line from the fuel pressure regulator.
    5. Fig 2: View Of Vacuum Line At Pressure Regulator
    GM155470Courtesy of GENERAL MOTORS CORP.
  5. Remove the ignition coil wires.
  6. Disconnect the fuel injector electrical connectors.
    7. Fig 3: View Of Fuel Injector Electrical Connectors
    GM198402Courtesy of GENERAL MOTORS CORP.
  7. Remove the fuel rail hold-down bolts.
  8. Remove the fuel rail with equal force on both sides of the fuel rail.
    9. Fig 4: Removing Fuel Rail (L36)
    GM537319Courtesy of GENERAL MOTORS CORP.
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