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

Alternator

A belt-driven, saucer-sized device which uses the engine's power to generate electrical energy.



See Also:
Resistor
Throttle Sensor
Distributor
PCV Valve
Ignition Timing
Air Flow Sensor
Distributor Cap
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: