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Home › Chevrolet › 2008 › Optra LS, Automatic › Repair and Diagnosis › Engine Performance › System › Engine Controls And Fuel - 1.6L › Repair Instructions › Heated Oxygen Sensor 2 Replacement › Removal Procedure

Removal Procedure

    Fig 1: Identifying HO2S 2
    GM1343728Courtesy of GENERAL MOTORS CORP.
    CAUTION: Refer to Battery Disconnect Caution .
  1. Disconnect the negative battery cable.
  2. Disconnect the electrical connector.
    3. Fig 2: Removing/Inserting HO2S 2
    GM1265321Courtesy of GENERAL MOTORS CORP.
  3. Remove the rear heated oxygen sensor (HO2S 2).
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