1995 Buick Roadmaster Owner's Manual - Page 196

If you getthe overheat waming withno sim of stem, try thisfor a minuteor so: 1. Turn you1 off conditioner. air ~ 1 , ' $ . , * : 2. T r ,on your heater to hot at the highestfan un full speed and open the window as nei=essasy. 3. If you're in a traffic jam, shift to NEUTRAL (N); othertvise, shiftto the highest gear while driving -AUTOMATIC OVERDRIVE (@)br THIRD (3). E you no longer have the overheat warning, you can drive. Just to be safe,drive slower for about ten minutes. If the waniing doesn't come back you can chve on, normally. If 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 whiie you're parked, see if to the warning stops.But then, if you still havethe warning, turn o f t h e engine and get everyoneout of the vehicEe until it coois down. When you decide it's safe lift the hood, here's what to you'll see: 1. Coolant Surge Tank Pressure with Cap '. ,