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.

Back

Coolant

The water and antifreeze mix--often a glowing, toxic-avenger green--that helps remove heat from your cooling system. If you ever see any of this under your car, or smell it when you pop your hood, it can be a sign of trouble.



See Also:
Run on
Backfire
Gasket
Grease Fitting
Accelerator
Crankcase
Kickdown Switch
Camshaft Sensor

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.



Enter Zip: