1995 Buick Riviera Owner's Manual - Page 233

Radiator Pressure Cap Power Steering Fluid NOTICE: Your radiator cap is 15 psi (105 kPa) a pressure-type cap and must be tightly installed to prevent coolant loss and possible engine damage from overheating. Be sure the arrows on the cap line up with the overflow tube on the radiator filler neck. When youreplace your radiator pressure cap, an AC@ cap isrecommended. Thermostat Engine coolant temperature is controlled by a thermostat in the engine coolant system. The thermostat stops the flow of coolant through the radiator until the coolant reaches apreset temperature. When you replace your thermostat, an AC@thermostat is recommended. L As shown in this diagram, the power steering fluid reservoir on the L36 engine is located belowthe alternator and behind the accessory drive belt. L67 The power steering fluid reservoir on the engine is to the right of the supercharger andin front of the transaxle fluid dipstick. 6-24