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.
A chamber at the bottom of the crankcase that stores oil. Every notice that hot, sizzling, dripping sound when you turn your vehicle off after a drive? That is oil dripping down into the hot oil pan.