1996 Oldsmobile Achieva Owner's Manual - Page 249

How To Check Power Steering Fluid When the engine compartment is cool,unscrew the cap and wipe the dipstick with a clean rag. Replace the cap and completely tighten it. Then remove the cap again and look atthe fluid level on the dipstick. The level should be at theC mark. If necessary, add only enough fluid to bring the level up to the mark. Adding Washer Fluid What to Use Refer to the Maintenance Schedule to determine what kind of fluid to use. See "Recommended Fluids and Lubricants" in the Index. Always use the proper fluid. Failure to use the proper fluid can cause leaks and damage hoses and seals. Windshield Washer Fluid What to Use When you need windshield washer fluid, be sure to read 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. Open the cap labeled WASHER FLUID ONLY. Add washer fluid until the tank is full.