Radiator caps need to be in good condition to seal your car's high-pressure cooling system. Failing to maintain it can lead ...

It all started so innocently: You're puttering around the garage on a crisp fall morning — checking for harmful low tire pressure and things like that — when you notice that your car's coolant tank is ...

Some owners of 2021 and 2022 model-year full-size GM truck and SUV models may notice a thick pink liquid forming in their vehicle's coolant tank that looks a bit like a strawberry milkshake. This is ...

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 ...

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 ...