1993 Cadillac DeVille Owner's Manual - Page 252

The coolant level should be at or above near "FULL COLD." If it isn't, you may have a leak in the radiator hoses, heater hoses, radiator, water pump or somewhereelse in the cooling system. A CAUTION: Heater and radiator hoses, and other engine parts, can be very hot. Don't touch them.If you do, you can be burned. Dodbrun the engine if there is a leak. If you run the engine, it could lose all coolant. That could cause an engine and you fire, could be burned. Get any leak Pied before you drivethe vehicle. ng your engine witrwut coularr~ isn't If there seemsto be no leak, check to see if the electric engine fans are running. If the engine is overheating, both fans should be running. If they aren't, your vehicle needs service.