1998 Chevrolet Prizm Owner's Manual - Page 204

Engine Overheating You will find a coolant temperature gage a hot engine or warning light on your instrument panel. If Steam Is Coming From Your Engine Steam from an overheated engine can burn you badly, evenif you just open the hood. Stay away from the engine if you see or hear steam coming from it. Just turn it off and get everyone away from the vehicle until it cools down. Wait until there is no sign steam or coolant beforeyou of open the hood. If you keep driving when your engine is overheated, the liquids in it cancatch fire. You or others could be badly burned. Stop your engineif it overheats, and get out of the vehicle until the engine iscool. I NOTICE: If your engine catches because you keep fire driving with no coolant, your vehicle can be badly damaged. The costly repairs would not be covered by your warranty. I 5-14