Lucerne V6-3.9L (2009)
Oxygen Sensor: Locations
Powertrain Component Views
Rear of the Engine Compartment Components (LZ9/LGD)
1 - Heated Oxygen Sensor (HO2S) - Bank 1 Sensor 2
2 - Heated Oxygen Sensor (HO2S) - Bank 2 Sensor 2
Front of the Engine Components (LZ9 or LGD)
