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Home >> Cadillac >> 2009 >> SRX 3.6 7, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System & Fuel System - 3.6L - Introduction >> Repair Instructions >> Heated Oxygen Sensor Replacement - Bank 2 Sensor 1 >> Removal Procedure

Removal Procedure

    Fig 1: View Of HO2S Electrical Connector - Replacement Bank 2, Sensor 1
    GM887890Courtesy of GENERAL MOTORS CORP.
  1. Remove the left side air inlet panel. Refer to Air Inlet Grille Panel Replacement .
    2. CAUTION: Refer to Oxygen Sensor Caution .
    NOTE: Removal of the oxygen sensor is easier when the engine temperature is above 48°C (120°F).
  2. Disconnect the heated oxygen sensor (HO2S) electrical connector.
  3. Remove the HO2S electrical connector from the wiring harness bracket.
  4. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
    5. Fig 2: View Of HO2S - Replacement Bank 2, Sensor 1
    GM887892Courtesy of GENERAL MOTORS CORP.
  5. Remove the HO2S.
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