Your car's O2 sensor can cause rough running, bad mileage, and inspection nightmares. Can a quick clean save the day? Here's what you need to know.

Replacing a faulty oxygen sensor typically costs between $200 and $500, depending on your vehicle type, sensor location and ...

When we got the invitation to tour Bosch's oxygen sensor plant in Anderson, South Carolina, it had all the allure of eating a sand sandwich. Let's face it, oxygen sensors aren't the most glamorous ...

The Oxygen Sensor (O2 sensor) is the "nose" of your engine’s computer. Positioned in your exhaust system, it constantly "smells" the exhaust gases to determine if the engine is burning fuel ...