Question: My question is about radiator overflow tanks. I’ve always had cars and trucks that had an overflow tank that you would keep full to the cold or hot mark. Checking over my daughter’s car, she ...

Meh, your 4x4’s cooling system is simple…as simple as fluid dynamics, thermodynamics, heat transfer, material properties, specific heat, ideal gas laws, and a few more aspects of physics can be.

Engine overheating is rarely the result of a single failure. It usually happens when several small weaknesses in the cooling system line up, from low coolant to a stuck thermostat or a failing fan. To ...