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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Spark Retard

The adjustment of the ignition timing so the spark plugs fire later than they have previously been firing.



See Also:
PCV Valve
Starter
Engine Computer
Positive Terminal
Battery Terminals
MAP Sensor
Recharge
Starter Solenoid

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