What Is Engine Coolant Made Of?

Coolant is a sweet-smelling special blend of liquid that runs through the engine. It absorbs the scorching heat from the engine to keep it at a manageable temperature. Next, it dissipates the heat through the radiator. It also doesn’t freeze at subzero temperatures, allowing the coolant to circulate even on the coldest days.

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Three Things Most Technicians Don’t Know About Coolant Testing

If a customer’s coolant hasn’t been changed in a year or in the past 20K miles, then a coolant test is in order. There are several ways to test the quality of the coolant. You want to see if: The coolant is clean There’s enough coolant still in your engine The coolant’s protection level is…

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