1994 Oldsmobile Bravada Owner's Manual - Page 152

Problems on the Road NOTICE: If your enginecatches fire because you keep driving with no coolant, your vehicle can be badly damaged. The costly repairs would not be covered by your warranty. 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 little too hot when you: Climb a long hill on a hot day. Stop after high speed driving. Idle for long periods in traffic. Tow a trailer. If you get the overheat warningwith no sign of steam, try this for a minute or so: 1. Turn off your air conditioner. 2. Turn onyour heater to full hot at the highest fan speed and open the window as necessary. 3 If you're in a traffic jam, shiftto . N (Neutral). If you no longer havethe overheat warning, you can drive. Just tobe safe, about ten minutes. If drive slower for the warning doesn't come backon, you can drive normally. If the warning continues, pull over, stop, and park your vehicle right away. If there's still no sign of steam, push the accelerator until the engine speed is about twice as fast as normal idle speed. Bring the engine speed back normal to idle speed aftertwo or three minutes. Now see if the warning stops. But then, if you still havethe warning, TURN OFF THE ENGINE AND GET EVERYONE OUTOF THE VEHICLE until it cools down. You may decide not to lift the hood but to get service help right away. Cooling System When you decideit's safe to lift the hood, here's what you'll see: (A) Coolant recoverytank (B) Radiator pressure cap If the coolant inside the coolant recovery tank is boiling, don't do anything else until it cools down. 146