FixVault

Removal Procedure

    Fig 1: Locating Heated Oxygen Sensor Components (Sensor 2)
    GM729125Courtesy of GENERAL MOTORS CORP.
  1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Disconnect the heated oxygen sensor (HO2S) electrical connector (1).
  3. Remove the HO2S (2) using a J 39194-B  . See Special Tools .