Enclave AWD V6-3.6L (2009)
Oxygen Sensor: Service and Repair
Heated Oxygen Sensor Replacement - Bank 1 Sensor 1
Heated Oxygen Sensor Replacement - Bank 1 Sensor 1
Removal Procedure
Caution: Refer to Heated Oxygen and Oxygen Sensor Caution (See: Service Precautions/Heated Oxygen and Oxygen Sensor Caution).
1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle (See: Maintenance/Vehicle Lifting/Service and Repair).
2. Disconnect the engine wiring harness electrical connector (3) from the heated oxygen sensor (HO2S) electrical connector (2).
3. Remove the HO2S electrical connector retainer from the engine wiring harness clip (1).
4. Remove the HO2S (2) from the exhaust manifold.
Installation Procedure