Welcome back to our series on properly diagnosing mechanical problems rather than blindly chucking money at replacement parts hoping to stumble on a fix. Granted, a cracked exhaust manifold doesn’t ...

In the world of automotive tuning, knowledge is horsepower. Gauges, loggers, and sensors galore provide the data to advance performance, solve problems, and prevent expensive engines from experiencing ...

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 ...

O2 sensors are directly responsible for the amount of fuel your car uses. If your car experiences poor fuel economy, lacks ...