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Home › Pontiac › 2005 › Grand Prix GXP › Repair and Diagnosis › Engine Performance › System › Engine Controls - 5.3L - Introduction › Repair Instructions › Heated Oxygen Sensor (HO2S) Replacement Bank 1 Sensor 2 › Removal Procedure

Removal Procedure

NOTE: Refer to Heated Oxygen and Oxygen Sensor Notice in Cautions and Notices.
  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Remove the connector position assurance (CPA) retainer.
    3. Fig 1: Bank 2 Sensor 2 Electrical Connector
    GM1553099Courtesy of GENERAL MOTORS CORP.
  3. Disconnect the bank 2 sensor 2 electrical connector.
    4. Fig 2: Bank 2 Sensor 2
    GM1553063Courtesy of GENERAL MOTORS CORP.
  4. Remove the bank 2 sensor 2 from the catalytic converter.
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