As the impurities in our body fluids affect the proper functioning of our body parts, in a similar fashion, sludge in the radiator liquid degrades the engine's performance. Coolant acts as an ...

Q: Greg, what is the proper procedure to flush and refill my radiator? I want to avoid problems from rust in the cooling system. How often should I flush and refill my radiator? — Aaron, Shamokin, Pa.

You should do three things to keep your cooling system in good shape: Check for leaks. Replace worn hoses before they split. Flush the system and change the coolant at least once a year or every ...

If your vehicle's owner's manual has instructions for draining the liquid from the cooling system, follow them. Eco-Logic: If you don't have a manual, or if it lacks such instructions, follow these ...

Sometimes it can go unnoticed, but if your car's radiator fluid changes color, it's best not to ignore it. Here's everything ...