Oxygen Sensor: Diagrams

B52C Heated Oxygen Sensor - Bank 1 Sensor 1 (L99 or LS3)




B52D Heated Oxygen Sensor - Bank 1 Sensor 2 (L99 or LS3)




B52E Heated Oxygen Sensor - Bank 2 Sensor 1 (L99 or LS3)




B52F Heated Oxygen Sensor - Bank 2 Sensor 2 (L99 or LS3)

RPO L99 - Engine VIN J, Gas 8 Cylinder, 6.2L, SFI, Aluminum, GM
RPO LS3 - Engine VIN W, Gas 8 Cylinder, 6.2L, SFI, Aluminum, HO, GM