The low coolant level warning light is an essential indicator on most modern vehicles' dashboards. It is an early warning system to alert drivers when the coolant level in the engine's cooling system ...

These symbols, often called "idiot lights," are aimed at being easy to understand. But for many drivers, young and old alike, it's not that easy.

Overheating, strange smells, and gurgling noises can signal your coolant is failing. Find out when to flush it, and protect ...