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Home >> Pontiac >> 2009 >> G6 GXP, 2D Coupe >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System & Fuel System - 3.6L - Introduction >> Repair Instructions >> Heated Oxygen Sensor Replacement - Bank 1 Sensor 1 >> Removal Procedure

Removal Procedure

CAUTION: Refer to Heated Oxygen and Oxygen Sensor Caution .
    Fig 1: Identifying Intake Manifold turning Valve & EVAP Canister Purge Solenoid Electrical Connectors
    GM1839009Courtesy of GENERAL MOTORS CORP.
  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Remove the engine wiring harness heated oxygen sensor (HO2S) electrical connector clip from the engine harness.
  3. Remove the connector position assurance (CPA) retainer (5) from the HO2S electrical connection.
  4. Disconnect the engine wiring harness electrical connector (2) from the HO2S electrical connector (1).
  5. Raise and support the vehicle to an appropriate height to reach the HO2S. Refer to Lifting and Jacking the Vehicle .
    6. Fig 2: View Of HO2S
    GM1839353Courtesy of GENERAL MOTORS CORP.
  6. Remove the HO2S from the exhaust manifold.
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