2003 Pontiac Grand Prix Owner's Manual - Page 272

When to Check Power Steering Fluid It is not necessary to regularly checkpower steering fluid unless you suspect there is a leak in the system or you hear an unusual noise. A fluid loss in this system couid indicate a problem. Have the system inspected and repaired. See Engine Compartment Overview on page 5-12 for reservoir location. How to Check Power Steering Fluid Turn the key off , let the engine compartment down, cool wipe the cap and the top of the reservoir clean,then unscrew the cap and wipe the dipstick with a clean rag. Replace the cap and completely tighten it. Then remove the cap againand look atthe fluid level on the dipstick. The level should be at the C (3100 V6 engine) or COLD (3800 V6 and 3800 V6 Supercharged engines) mark. If necessary, add only enough fluid to bring the level up to the mark. 3800 V6 or 3800 V6 Supercharged Engine When the engine compartment is hot, the level should be at the H (3100 V6 engine) or HOT (3800 V6 and 3800 V6 Supercharged engines) mark. If the fluid is at the ADD mark, you should add fluid. What to Use To determine what kind of fluid to use, see Part D: Recommended Fluids and Lubricants on page 6-15. Always use the proper fluid. Failure to use the proper fluid can cause leaks and damage hoses and seals. 3100 V6 Engine 5-47