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Home › Saturn › 2005 › Vue Base, 2.2 D, AWD › Repair and Diagnosis › Engine Performance › System › Engine Controls - 2.2L (L61) Introduction › Repair Instructions › Heated Oxygen Sensor Replacement - Position 2 › Removal Procedure

Removal Procedure

    NOTE: The HO2S uses a permanently attached pigtail and connector. This pigtail should not be removed from the HO2S. Damage or removal of the pigtail or connector could affect proper operation of the sensor.
  1. Turn the ignition OFF.
    2. CAUTION: Ensure that the vehicle is properly supported and squarely positioned. To help avoid personal injury when a vehicle is on a hoist, provide additional support for the vehicle on the opposite end from which the components are being removed.
  2. Raise the vehicle.
  3. Disconnect the HO2S-2 harness connector.
    Fig 1: Removing & Installing Heated Oxygen Sensor-2
    GM932526Courtesy of GENERAL MOTORS CORP.
  4. Remove the HO2S-2 harness clip from the heat shield attachment.
  5. Use a liquid penetrate before removing the sensor.
    6. NOTE: Refer to Heated Oxygen and Oxygen Sensor Notice in Cautions and Notices.
  6. Remove the HO2S-2 using the J 39194-C  , or equivalent. See Special Tools .
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