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Home › Chevrolet › 2003 › SSR LS › Repair and Diagnosis › Engine Performance › System › Engine Control System - 5.3L - Introduction › Repair Instructions › Heated Oxygen Sensor (HO2S) Replacement Bank 2; Sensor 2 › Removal Procedure

Removal Procedure

  1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
    2. Fig 1: Locating O2 Sensor
    GM715480Courtesy of GENERAL MOTORS CORP.
  2. Disconnect the connector (1) for the HO2S.
  3. Remove the HO2S (2) using a J 39194-B  .Special Tools .
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