Q: What should you do before servicing the Heated Oxygen Sensor?
A:
You should turn the ignition OFF.
By Bob
GM Specialist
02/11/2022
Q: What should be noticed when servicing the Heated Oxygen Sensor?
A:
Removal of the oxygen sensor is easier when the engine temperature is above 48°C (120°F).
By Bob
GM Specialist
02/11/2022
Q: What is the recommended torque for the HO2S?
A:
The recommended torque is 40 N.m (30 lb-ft).
By Bob
GM Specialist
02/11/2022
FAQ for Other Repair Info
Q: What should be noticed when servicing the Engine Oil and Oil Filter?
A:
Use a six-point socket to remove the Oil Filter cap.
Q: How do you remove the Oil Filter Adapter?
A:
You can remove the oil filter, remove the A/C compressor and power steering drive belt, remove the A/C compressor bolts and reposition the A/C compressor to gain access to the Oil Filter Adapter fasteners, and remove the oil filter adapter.
Q: What should you do after removing the air cleaner intake duct?
A:
You should fully open the throttle valve to Inspect the Throttle Body bore and the throttle valve plate for any deposits.