1993 Oldsmobile Silhouette Owner's Manual - Page 198

Problems on the Road I Enaine overheating (CONT:) you keep driving with no coolant your vehicle can be badly damaged. The costly repairs wou not be coveredbv vour warrantv. 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. Sometimes the engine can get a littletoo hot when you: Climb a longhill on a hot day. Stop after high speeddriving. Idle for long periods in traffic. Tow a trailer. If you get the overheat warning with no sign of steam, try this fora minute or so: 1 Turn off your air conditioner. 2. Turn on your heater to full hot the at highest fan speed and openthe window as necessary. 3. Try to keep your engine under load (in a drive gear where the engine runs slower). If you no longerhave the overheat warning, you can drive. Justto be safe, drive slower for about ten minutes. If the warning doesn't come back you on, can drive normally. If the warning continues, pull over, stop, and park your vehicle right away. .