Q:

What does low coolant mean on a car?

A:

A "low coolant" warning on a vehicle usually means that the vehicle is low on the cooling fluid inside the systems that prevent overheating of the engine. The coolant level can be verified by checking the coolant backup tank under the hood once the engine is cool.

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Full Answer

On most vehicles, a low coolant level triggers a warning light or message on the driver's instrument panel. Driving a vehicle that is low on coolant can cause extensive and costly damage. Therefore, it is important to check the coolant level immediately and have the vehicle inspected by a qualified mechanic, as the engine may be consuming excessive coolant or there may be a leak in the coolant system.

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