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Home >> Chevrolet >> 2011 >> Aveo LS, 4D Hatchback, Standard >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Controls And Fuel - 1.6L (LXV) - Repair Instructions >> Repair Instructions >> Heated Oxygen Sensor Replacement - Sensor 1 >> Removal Procedure

Removal Procedure

    Fig 1: HO2S1 & Connector
    GM2178817Courtesy of GENERAL MOTORS CORP.
    WARNING: Refer to Battery Disconnect Warning .
    CAUTION: Refer to Heated Oxygen and Oxygen Sensor Caution
  1. Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection .
  2. Disconnect the HO2S1 connector.
  3. Install the EN-46577  .
  4. Remove the HO2S1 (1).
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