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Home >> Cadillac >> 2005 >> CTS V >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - 5.7L - Introduction >> Repair Instructions >> Heated Oxygen Sensor (HO2S) Replacement Bank 1 Sensor 2 >> Removal Procedure

Removal Procedure

    Fig 1: View Of HO2S
    GM1413526Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Heated Oxygen and Oxygen Sensor Notice in Cautions and Notices.
    NOTE: Refer to Excessive Force and Oxygen Sensor Notice in Cautions and Notices.
  1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Disconnect the heated oxygen sensor (HO2S) electrical connector. Note the harness routing and retainers for reassembly.
  3. Remove the HO2S (1).
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