1999 Pontiac Grand Prix Owner's Manual - Page 285
1999 Pontiac Grand Prix Manual
Page 285 highlights
yellowblue CAUTION: Turning the radiator pressure cap when the engine and radiator are hot can allow steam and scalding liquids to blow out and burn you badly. With the coolant recovery tank, you will almost never have to add coolant at the radiator. Never turn the radiator pressure cap -- even a little -- when the engine and radiator are hot. Power Steering Fluid CAUTION: You can be burned if you spill coolant on hot engine parts. Coolant contains ethylene glycol, and it will burn if the engine parts are hot enough. Don't spill coolant on a hot engine. 3100 Engine 3800 or 3800 Supercharged Engine The power steering fluid reservoir is toward the rear of the engine compartment, on the passenger's side. When to Check Power Steering Fluid It is not necessary to regularly check power steering fluid unless you suspect there is a leak in the system or you hear an unusual noise. A fluid loss in this system could indicate a problem. Have the system inspected and repaired. 6-29