1998 Oldsmobile 88 Owner's Manual - Page 207

If No Steam Is Coming From Your Engine If you getthe overheat warning but see or hear no steam, the problem may not be too serious. Sometimes the engine can get little too hot when you: a Climb a long hill on a hot day. Stop after high-speed driving. Idle for long periods in traffic. Tow a trailer. If you no longer have overheat warning, you can the drive slower for about 10 minutes. drive. Just to be safe, If the warning doesn't come back on, you can drive normally. If the warning continues, pull over, stop, and park your vehicle right away. If there's still no signof steam, you can idle engine the while you're parked, to see if for two or three minutes the warning stops. But then, if you have the still warning, turn ofthe engine andget everyone out o the vehicle until it cools down. f If you get the overheat warning with no signsteam, of try this for a minute or so: 1. Turn off your air conditioner. 2. Turn on your heater to hot at the highest fan full speed and open window as necessary. the You may decide not to the hood but to get service lift help right away. 3. If you're in a trafficjam, shift toNEUTRAL (N); otherwise, shift to highest gear while the driving -- AUTOMATIC OVERDRIVE (0) or THIRD (3). 5-14