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Home › Saab › 2009 › 9-7X 4.2i › Repair and Diagnosis › Engine Performance › System › Engine Controls And Fuel - 4.2L - Introduction › Repair Instructions › Heated Oxygen Sensor Replacement - Sensor 1 › Removal Procedure

Removal Procedure

CAUTION: Refer to Heated Oxygen Sensor Resistance Learn Reset Caution .
CAUTION: Refer to Heated Oxygen and Oxygen Sensor Caution .
    Fig 1: Locating Heated Oxygen Sensor Components (Sensor 1)
    GM730852Courtesy of GENERAL MOTORS CORP.
  1. Disconnect the heated oxygen sensor (HO2S) electrical connector (1).
    2. CAUTION: Refer to Excessive Force and Oxygen Sensor Caution .
  2. Remove the HO2S (2) using a J 39194-B  . See Special Tools .
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