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Home >> Chevrolet >> 2006 >> Optra LS, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - 1.6L (L91) >> Repair Instructions >> Heated Oxygen Sensor Replacement - Position 2 >> Removal Procedure

Removal Procedure

    Fig 1: Identifying HO2S 2
    GM1343728Courtesy of GENERAL MOTORS CORP.
    CAUTION: Refer to Battery Disconnect Caution in Cautions and Notices.
  1. Disconnect the negative battery cable.
  2. Disconnect the electrical connector.
    3. Fig 2: View Of HO2S
    GM1265321Courtesy of GENERAL MOTORS CORP.
  3. Remove the rear heated oxygen sensor (HO2S2).
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