Consumer Reports has no financial relationship with advertisers on this site. The coolant light glowing blue when you start your car is a warning that the engine isn’t yet up to its optimal running ...

Whether it's when you start your car, during the commute to work, or anywhere in between, it can be alarming to be greeted by an unexpected dashboard light. The array of warning lights on your vehicle ...

Since an engine can suffer severe damage if it’s run too hot, you should certainly be concerned if there are indications the engine is overheating. But those indications may not be as clear-cut — or ...

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 ...

You feel that sinking pause when a warning light appears, and you might be tempted […] ...

Some aspects of vehicle maintenance get a lot of attention, and some get almost no attention at all. For example, regularly checking your oil level and changing the oil and oil filter are probably not ...

If your car’s coolant level drops and the A/C suddenly stops working, it is often a sign of engine overheating. Acting ...