FAQ for Oxygen Sensor Repair
Q: How do you install the heated oxygen sensor (Bank 2 Sensor 2)?
A:
You can coat the threads of the oxygen sensor with anti-seize compound GM P/N 5613695, install the HO2S, and connect the HO2S harness connector.
By BobGM Specialist
02/11/2022 Q: How do you install the heated oxygen sensor (Bank 1 Sensor 2)?
A:
You can coat the threads of the oxygen sensor with anti-seize compound GM P/N 5613695, install the HO2S, and connect the HO2S harness connector.
By BobGM Specialist
02/11/2022 Q: What should you ensure when servicing the heated oxygen sensor?
A:
You should ensure that the peripheral seal remains intact on the vehicle harness connector to prevent damage due to water intrusion.
By BobGM Specialist
02/11/2022 Q: What should you perform when replacing the HO2S?
A:
You should perform a code clear with a scan tool, regardless of whether or not a DTC is set, and perform HO2S heater resistance learn reset with a scan tool.
By BobGM Specialist
02/11/2022 Q: What may cause contamination of the oxygen sensor?
A:
Contamination of the oxygen sensor can result from the use of an inappropriate RTV sealant (not oxygen sensor safe) or excessive engine coolant or oil consumption.
By BobGM Specialist
02/11/2022 Q: What is the removal procedure for the heated oxygen sensor (Bank 2 Sensor 1)?
A:
The procedure is to disconnect the connector for the HO2S and remove the HO2S.
By BobGM Specialist
02/11/2022 Q: What is the removal procedure for the heated oxygen sensor (Bank 2 Sensor 2)?
A:
The procedure is to disconnect the connector for the HO2S and remove the HO2S.
By BobGM Specialist
02/11/2022 Q: What is the removal procedure for the heated oxygen sensor (Bank 1 Sensor 1)?
A:
The procedure is to disconnect the connector for the HO2S and remove the HO2S.
By BobGM Specialist
02/11/2022 Q: When may the oxygen sensor be difficult to remove?
A:
The oxygen sensor may be difficult to remove when the engine temperature is below 48°C (120°F).
By BobGM Specialist
02/11/2022 Q: What is the removal procedure for the heated oxygen sensor (Bank 1 Sensor 2)?
A:
The procedure is to disconnect the connector for the HO2S and remove the HO2S.
By BobGM Specialist
02/11/2022 See more FAQs (7)