Q:Hi James. I keep having an oxygen sensor fault code for a lean exhaust with my '97 Corvette. I've taken the vehicle to the dealer several times but the problem keeps recurring. I would like to try ...

Your vehicle's O2 sensor plays a significant role in its performance and if it's faulty, it's not something you should ignore. Here's what you need to know.

Modern vehicles are pretty complicated pieces of tech. Apart from emissions and other vital functions, the engine control system relies heavily on several sensors to regulate performance. That is ...

If you want to know more than one thing, you need more than one sensor. In fact, many engines today have not just two oxygen ...

I've recently bought a pick-up (2000 Nissan Frontier 2wd 4 cyl). It has about 118k on the odometer, mostly highway miles. Engine runs good, transmission shifts well, etc. However, the gas mileage is ...

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 ...