1997 Chevrolet Astro Owner's Manual - Page 287
1997 Chevrolet Astro Manual
Page 287 highlights
Windshield Washer Fluid What to Use When you need windshield washer fluid, be sure toread the manufacturer's instructions before use. If you will be operating your vehicle in an area where the temperature may fall below freezing, use a fluid that has sufficient protection against freezing. NOTICE: 0 0 Adding Washer Fluid Open the cap labeled WASHER FLUID ONLY. Add washer fluid until the tank is full. 0 When using concentrated washer fluid, follow the manufacturer's instructions for adding water. Don't mix water with ready-to-use washer fluid. Water can cause the solution to freeze and damage your washer fluid tank and other partsof the washer system. Also, as water doesn't clean well as washer fluid. Fill your washer fluid tank only three-quarters full whenit's very cold. This allows for expansion freezing occurs, if which could damage the tank it is if completely full. Don't use radiator antifreeze in your windshield washer. It can damage your washer system and paint. 6-31