Dashboard indicator lights can be confusing if you haven't memorized the entire list. What does the boat symbol on your dash mean?
The P0118 code means that the engine control module (ECM) has detected a voltage signal that’s too high from the engine coolant temperature (ECT) sensor (below). In practical terms, the ECM believes ...
As engines get very hot, coolant helps distribute heat to help prevent overheating and engine damage. It also adds antifreeze protection and acts as a lubricant for some of the engine’s components. If ...
Engineering Explained on MSN

Radiators - explained

How do radiators work? How a radiator works and how a radiator helps in the process of cooling your engine. The entire engine ...
Several components in your car hold coolant, often called antifreeze, and any of them can get a hole or develop a leak. If your car loses too much coolant, its engine could overheat. Coolant is also ...