If you’ve ever found yourself stranded on the side of the road with smoke coming from the hood, you already know how important the coolant system is to your car’s performance. As its name suggests, the coolant system helps to regulate the engine’s temperature as you drive. Flushing the coolant system is a necessary part of vehicle maintenance — and it’s something you can do yourself at home. Our guide will show you how to flush your coolant system safely and efficiently, saving you time, money and stress.