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Home >> Buick >> 2015 >> Regal Base, 2.4L Eng VIN K >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Controls And Fuel - 2.4L - Repair Instructions >> Repair Instructions >> Fuel Injection Fuel Rail Fuel Pressure Sensor Replacement >> Removal Procedure

Removal Procedure

  1. Fuel Pressure Relief (High Side) »Relieve the fuel system pressure.
  2. Intake Manifold Replacement (LEA) »Remove
    3. Fig 1: Electrical Connector And Fuel Rail Pressure Sensor
    GM4093137Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Refer to Fuel and Evaporative Emission Hose/Pipe Connection Cleaning Caution .

    NOTE:

    Applying force to the plastic housing of the sensor may damage the sensor. To tighten or loosen, apply force only to the attached hexagon.

  3. Disconnect Electrical Connector for Fuel Rail Pressure Sensor
    4. NOTE:

    Some fuel may leak from the fuel rail fuel pressure sensor orifice after the sensor is removed. Dry the area around this orifice after the removal of the sensor using a lint free cloth, and Inspect the fuel rail pressure sensor sealing surface. The surface should be free of fuel, debris, and burrs.

  4. Remove and DISCARD Fuel Rail Pressure Sensor from Fuel Injection Fuel Rail
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