The oxygen sensor plays a crucial role in determining the correct air-fuel mixture in your vehicle’s engine. Changing a worn-out or faulty oxygen sensor can lead to improved fuel efficiency and ...

This article applies to the Chevrolet Camaro and Pontiac Firebird (1990-2002). Have you noticed that your car is running less efficient? Does it occasionally misfire? Or does the exhaust pipe smell ...

Last month, we kicked this series off by showing you how to save some money by diagnosing a bad MAP sensor rather than just chucking cash at new parts that may or may not fix a specific problem. This ...