Express 3500 V8-6.0L (2010)
Oxygen Sensor: Locations
Powertrain Component Views
Rear of the Engine (LU3 or LMF)
1 - Heated Oxygen Sensor (HO2S) - Bank 1 Sensor 1
2 - Heated Oxygen Sensor (HO2S) - Bank 2 Sensor 1
3 - Heated Oxygen Sensor (HO2S) - Bank 2 Sensor 2
4 - Heated Oxygen Sensor (HO2S) - Bank 1 Sensor 2
5 - Park/Neutral Position (PNP) Switch
Oxygen Sensors (L20 or L96)