1994 Pontiac Trans Sport Owner's Manual - Page 188

If No Steam Is Coming From Your Engine If you get the overheat warningbut see or hear no steam, the problem may not be too serious. Sometimes the engine can get If the warning continues, pull over, stop, a little too hot when you: and park your vehicle right away. 0 Climb a long hill on a hot day. If there's still no signof steam, you can idle the engine for two or three minutes 0 Stop after high speed driving. while you're parked, to see if the warning Idle for long periods in traffic. stops. But then, if you still have the warning, TURN OFF THE ENGINE Tow a trailer. AND GET EVERYONE OUT OF THE If you get the overheat warning withno VEHICLE until it cools down. sign of steam, try this for minute or so: a You may decide not to lift the hood but to 1. If you have an air conditioner, turn it get service help right away. Off. If you no longer have the overheat warning, you can drive. Just to be safe, drive slower for about ten minutes. If the warning doesn't come back on, you can drive normally. Cooling System When you decide it's safe to lift the hood, here's what you'll see:' (A) Coolant recovery tank (B) Radiator pressure cap (c) Electric engine fan, or fans if you have the 3800 V6 engine. C [f the coolant inside the coolant recovery tank is boiling, don't do anything else until it cools down. 2. Turn on your heater to full hot at the highest fan speed and open the window as necessary. 3. Try to keep your engine under load (in a drive gear where the engine runs slower). 187 ...