2008 Chevrolet Uplander Owner's Manual - Page 203

If the traction control system warning light comes on and stays on for an extended period of time when the system is turned on, your vehicle needs service. Tire Pressure Light Your vehicle has a tire pressure light. Engine Coolant Temperature Gage This light comes on briefly when the engine is started and provides information about tire pressures and the Tire Pressure Monitoring System. When the Light is Solid United States Canada This indicates that one or more of your tires are significantly underinflated. A tire pressure message in the Driver Information Center (DIC), may accompany the light. See DIC Warnings and Messages on page 3-58 for more information. Stop and check your tires as soon as it is safe to do so. If underinflated, inflate to the proper pressure. See Tires on page 5-48 for more information. This gage shows the engine coolant temperature. If the red gage lamp turns on, your 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 5-24. 3-43