Glossary of Auto Terms
DriverSide's Car Dictionary has the most comprehensive definitions of automotive terms. This auto glossary can help you decipher what your mechanic is fixing and what the purpose or function of the particular auto part or accessory is for. We have taken the mystery out of automotive service jargon, so that you don't have to.
This is like an air filter in your exhaust system, only this "filtering" is done chemically by taking advantage of the extremely high exhaust temperatures. These can go "bad" if your air-fuel mixture gets way out of whack, acting like a cork in the exhaust. Like so many other automotive parts, catalytic converters are really only noticeable when they stop working properly.See Also:EmissionsCarbon CanisterFuel InjectionChokeAir CleanerTailpipeAir FilterFuel Filter
Diagnose Your Car's Problem
Engine won't start? Weird sound? Strange smoke? Got something going on with your car but not sure what it is? The easy to use DriverSide Diagnostic Tool is here to help you figure it out.