2008 GMC Acadia Owner's Manual - Page 191

Engine Coolant Temperature Warning Light The engine coolant temperature warning light will come on when the engine has overheated. Engine Coolant Temperature Gage If this happens you should pull over and turn off the engine as soon as possible. See Engine Overheating on page 5-25 for more information. Notice: Driving with the engine coolant temperature warning light on could cause your vehicle to overheat. See Engine Overheating on page 5-25. Your vehicle could be damaged, and it might not be covered by your warranty. Never drive with the engine coolant temperature warning light on. This light will also come on briefly when starting your vehicle. If it does not, have your vehicle serviced. United States Canada This gage shows the engine coolant temperature. Under normal driving conditions the gage will read 210°F (100 °C) or less. If the gage pointer is near 260°F (125 °C), the engine is too hot. It means that your engine coolant has overheated. If you have been operating your vehicle under normal driving conditions, you should pull off the road, stop your vehicle and turn off the engine as soon as possible. See Engine Overheating on page 5-25 for more information. 3-49