1997 Pontiac Firebird Owner's Manual - Page 222

How to Add Coolant to the Coolant Recovery Tank Heater and radiatorhoses, and other engine parts, can be very hot. Don't touch them. If you do, you can be burned. Don't run theengine if there is a leak. you run If the engine, it could lose all coolant. That could cause an engine fire, and you could be burned. Get any leak fixed before you drive the vehicle. If you haven't found a problemyet, but the coolant level isn't at FULL COLD add a 50/50 mixture of clean water (preferably distilled) and DEX-COOL@(silicate-free) antifreeze at the coolant recovery tank. (See "Engine, Coolant'' in the Index for more information.) NOTICE: Engine damage from running your engine without coolant isn't coveredby your warranty. If there seems to be no leak, with the engine on, check to see if the electric engine fans running. If the engine are is overheating, both fans should be running.If they aren't,your vehicle needs service. Adding onlyplain water to your cooling system can be dangerous. Plain water, or some other liquid likealcohol, can boil beforethe proper coolant mix will. Your vehicle's coolant warning system isset forthe proper coolant mix. With plain water or the wrong mix, your engine could get toohot but you wouldn't getthe overheat warning. Your engine could catch fire andyou or others could be burned. Use a 50/50 mix of clean water and DEX-COOL@coolant. 5-17