All posts tagged cheap oil change

What is the purpose of motor oil?

Motor oil is a lubricating liquid used in car engines to reduce friction between the moving parts inside a combustion engine. Principally it prevents moving parts rubbing against each other as they convert heat energy from the burning of gas …

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Why does motor oil need changing?

Before we can answer this question we need to know what motor oil does inside your car’s engine. Motor oil basically does three things. Its first job is

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