1993 Chevrolet Corvette Owner's Manual - Page 215

Problems on the Road If No Steam is Coming from Your Engine: If you get the overheat warning but see or hear no steam, the problem may not be too serious. Sometimesthe engine can get .aM e too hot when you: Climb a long hill on a hot day. Stop after high speed driving. Idle for long periods in traffic. If you get the overheat warningwith no sign of steam, try this fora minute or so: 1 Turn off your air conditioner. 2. Turn on your heater to € hot at the u l l highest f a n speed and open the window as necessary. 3 Try to keep yourengine under load . (in a -drivegear where the engine runs slower). 9 4 I If you no longer have the overheat warning,.you cm drive. Justt o be safe, drive slower for about ten minutes., If the warning doesn't c o ~ back on, you' e can drive normally. I€the warning continues, pull over, stop, and park your vehicle right away. If there's still no sign of steam, you can idle the engine for two or three minutes while you're parked, see jfthe to warning stops. But then, if you still have the warning, TURN OFF THE ENGINE ANDGET EVERYONE OUT OF THE VEHICLE until it cools down. You-may decide not to l2the ho0.d but .3 to get service help right away. e r