Why are antifreeze testers useful? Made up of a combination of antifreeze and water (often in a 50:50 split), coolant is integral to the smooth running of an engine. In the colder months of the year, ...

Seeing a puddle of coolant under your car is never a good thing. Whether it’s coming from your radiator, water pump, heater core, freeze plugs, or other portion of your cooling system ...