Yukon XL 2WD V8-5.3L (2011)
5. Connect the heated oxygen (HO2S) sensors harness connectors. Refer to Heated Oxygen Sensor Replacement - Bank 1 Sensor 1 See: Powertrain
Management/Computers and Control Systems/Oxygen Sensor/Service and Repair/Heated Oxygen Sensor Replacement - Bank 1 Sensor 1 , Heated
Oxygen Sensor Replacement - Bank 1 Sensor 2 See: Powertrain Management/Computers and Control Systems/Oxygen Sensor/Service and
Repair/Heated Oxygen Sensor Replacement - Bank 1 Sensor 2 , Heated Oxygen Sensor Replacement - Bank 2 Sensor 1 See: Powertrain
Management/Computers and Control Systems/Oxygen Sensor/Service and Repair/Heated Oxygen Sensor Replacement - Bank 2 Sensor 1 and
Heated Oxygen Sensor Replacement - Bank 2 Sensor 2 See: Powertrain Management/Computers and Control Systems/Oxygen Sensor/Service
and Repair/Heated Oxygen Sensor Replacement - Bank 2 Sensor 2.
6. Install the oil pan skid plate if equipped. Refer to Oil Pan Skid Plate Replacement .
7. Lower the vehicle.
8. Inspect for exhaust leaks.
