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.

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Run on

A situation in which an engine continues to run for a few seconds after it is shut off (also called 'dieseling').



See Also:
Sending Unit
RPM
Grease Fitting
Quenching
Accelerator
Crankshaft Pulley
Crankcase
Lug Nuts

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