An engine running hotter than normal can be caused by the coolant level being low (possibly due to a leak somewhere), a clogged radiator, a malfunctioning water pump (which circulates coolant ...

Coolant is a rust inhibitor that protects the water pump, radiator ... drivers will also receive a clue if a vehicle starts running hotter than usual. When coolant is replaced, one option ...

It's used to power the pump in the cooler so that the coolant can flow consistently. They typically run at full power, meaning that if you put another fan into that slot, chances are it will run ...

If refrigerant, the key substance inside a heat pump leaks into the atmosphere, it can warm the planet thousands of times ...