2015 Buick LaCrosse Owner Manual - Page 151

5-38 Instruments and Controls ENGINE OVERHEATED - IDLE ENGINE This message displays when the engine coolant temperature is too hot. Stop and allow the vehicle to idle until it cools down. page 10-13, Driver Information Center (DIC) on page 5-28, Engine Oil on page 10-11, and Maintenance Schedule on page 11-2. Engine Cooling System Messages A/C OFF DUE TO HIGH ENGINE TEMP This message displays when the engine coolant becomes hotter than the normal operating temperature. To avoid added strain on a hot engine, the air conditioning compressor automatically turns off. When the coolant temperature returns to normal, the air conditioning compressor turns back on. You can continue to drive the vehicle. If this message continues to appear, have the system repaired by your dealer as soon as possible to avoid damage to the engine. ENGINE OIL HOT, IDLE ENGINE This message displays when the engine oil temperature is too hot. Stop and allow the vehicle to idle until it cools down. ENGINE OVERHEATED - STOP ENGINE This message displays and a continuous chime sounds if the engine cooling system reaches unsafe temperatures for operation. Stop and turn off the vehicle as soon as it is safe to do so to avoid severe damage. This message clears when the engine has cooled to a safe operating temperature. ENGINE OIL LOW - ADD OIL On some vehicles, this message displays when the engine oil level may be too low. Check the oil level before filling to the recommended level. If the oil is not low and this message remains on, take the vehicle to your dealer for service. See Engine Oil on page 10-11. Engine Oil Messages CHANGE ENGINE OIL SOON This message displays when the engine oil needs to be changed. When you change the engine oil, be sure to reset the oil life system. See Engine Oil Life System on COOLANT LEVEL LOW ADD COOLANT This message will display if the coolant is low. See Engine Coolant on page 10-19. OIL PRESSURE LOW - STOP ENGINE This message displays if low oil pressure levels occur. Stop the vehicle as soon as safely possible and do not operate it until the cause