Yukon Denali 2WD V8-6.0L Hybrid (2010)
Oxygen Sensor: Service and Repair
Heated Oxygen Sensor - Bank 2 Sensor 1
Heated Oxygen Sensor Replacement - Bank 2 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 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 (3).
3. Disconnect the engine wiring harness electrical connector (2) from the HO2S electrical connector (1).
4. Remove the HO2S clip from the engine wiring harness clip (4).
Caution: Refer to Excessive Force and Oxygen Sensor Caution (See: Service Precautions/Excessive Force and Oxygen Sensor Caution).