What kind of coolant should I put in my Astro?
What kind of coolant should I put in my Astro? Adding engine coolant (also known as antifreeze) to your 2001 Chevrolet Astro is pretty easy. Engine coolant circulates through your engine to keep it cool in the summer but won't freeze in the winter. Make sure to check your engine when it is cold for an accurate reading. How do you flush coolant out of a radiator? Open the drain, and allow all the coolant to drain into the container until it stops flowing out. Then close the radiator petcock or drain. Pour the radiator flush product into the radiator....