1994 GMC Jimmy Owner's Manual - Page 262

Thermostat Engine coolant temperature is controlled a thermostat in engine by the coolant system. The thermostat stops the flowof coolant through the radiator until the coolant reaches a preset temperature. When you replace your thermostat, AC@thermostat is recommended. an Power Steering Fluid I NOTICE: Always turn the engine off before checking or adding power steering fluid. The power steering cap is close to the fan and other moving parts. How To Check Power Steering Fluid Unscrew the cap and wipe the dipstick with a clean rag. Replace the cap and completely tighten it. A A A Then remove the cap again and look at the fluid level on the dipstick. .P" When the engine compartmentis hot, the level shouldbe at the "HOT" mark. 6-26