Flushing and replacing coolant is a moderately difficult repair job. Consult the owner's manual, your car’s manufacturer, or a trusted mechanic for more specific information on your vehicle. You take ...

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 ...

A car's cooling system is like a linebacker — it's the most important component in a car engine's defense system. It ensures the engine runs at optimal temperatures and prevents it from overheating.

Question: I’ve got a 1994 Geo Prizm with about 65,000 miles. It’s only been flushed once, at about 15,000 miles. I was advised not to flush it, as it might cause everything to come loose, and I’d need ...