1996 Pontiac Grand Prix Owner's Manual - Page 120

Engine Coolant Temperature Gage You have a gage that shows the engine coolant temperature. If the gage pointer moves into the red area, your engine is too hot! Low Coolant Warning Light If this light comes on, your system is low on coolant LOW COOLANT and the engine may overheat. See"Engine Coolant" in the Index and have your vehicle serviced as soon as you can. That reading means the same thing as the warning light. It means that yourengine coolant has overheated. If you have been 'operatingyour vehicle under normal driving conditions, you should pull off the road, stop your vehicle and turn off the engine assoon as possible. In "Problems on the Road," this manual shows what to do. S'ee"Engine Overheating" in the Index.