1993 Buick Roadmaster Owner's Manual - Page 262

How To Check Power Steering Fluid: ' , ' . 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 at the fluid level on the dipstick. When the engine compartmentis hot, the level %-'the be should at "HOT" mark. *. When the engine Compartment cool, the level is should be at the "FULL COLD'; mark. k' T, ' . I L s What to Add: Refer to the Maintenance Schedule determine what to and kind of fluid to use. See ('Recommended Fluids Lubricants" in the Index.