2003 Oldsmobile Aurora Owner's Manual - Page 152

If the coolant temperature is over 262°F (128"C), the message HOT...IDLE ENGINE will appear. It means you should reduce the engine load and speed to prevent the engine from overheating. If the coolant temperature is over 268°F (131"C), the message HOT...STOP ENGINE will appear. It means that your engine coolant has overheated. You should pull off the road, stop your vehicle and turn off the engine as soon as possible. Your vehicle is equipped with an Overheated Engine Protection Operating Mode. See Engine Overheating on page 5-28 for more information. Malfunction Indicator Lamp Check Engine Light CHECK United States Canada If your coolant level is low, the message LOW ENGINE COOLANT will appear on the Driver Information Center. Check your coolant level as soon as possible. See Engine Coolant on page 5-24. Your vehicle is equipped with a computer which monitors operation of the fuel, ignition and emission control systems. 3-39