G6 V6-3.5L (2009)
Oxygen Sensor: Service and Repair
Heated Oxygen Sensor Replacement - Bank 1 Sensor 2
Heated Oxygen Sensor Replacement - Bank 1 Sensor 2
Special Tools
J 39194-B Heated Oxygen Sensor Wrench
Removal Procedure
Note: The heated oxygen sensor (HO2S) may be difficult to remove when engine temperature is less than 48°C (120°F). Excessive force may
damage the threads in the exhaust pipe.
1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle (See: Maintenance/Vehicle Lifting/Service and Repair).
2. Remove the connector position assurance (CPA) retainer (1).
3. Disconnect the HO2S electrical connector (2).