1995 Buick Century Owner's Manual - Page 224

Add coolant mix at the recovery tank, but be careful not to spill it. Thermostat Engine coolant temperature is controlled by a thermostat in the engine coolant system. The thermostat slows the flow of coolant through the radiator until the coolant reaches a preset temperature. When you replace your thermostat, an AC@thermostat is recommended. Power Steering Fluid Radiator Pressure Cap NOTICE: The power steering fluid reservoir is located on the passenger's side of the enginecompartment. 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 Your radiator cap is 15 psi (105 kPa) a and completely tighten it. Then remove the cap again pressure-type cap and must be tightly installed to and look at the fluid level on the dipstick. prevent coolant loss and possible engine damage The level should be at the C mark. Add enough fluid to from overheating. Be sure the arrows on the cap bring the level up to the mark. line up with the overflow tube the radiator on A fluid loss in this system could indicatea problem. filler neck. Have the system inspected and repaired. When you replace your radiator pressure cap,an AC@ cap is recommended. 6-20