2010 Buick LaCrosse Owner's Manual - Page 108

4-22 Instruments and Controls For vehicles with the uplevel cluster, this light is shown in the Driver Information Center (DIC) screen. See Electronic Stability Control (ESC) on page 8‑35 for more information. the vehicle. Switch on the TCS and the ESC and the warning light turns off. See Traction Control System (TCS) on page 8‑34 and Electronic Stability Control (ESC) on page 8‑35 for more information Electronic Stability Control (ESC) Indicator Light This light comes on briefly while starting the engine. If it does not, have the vehicle serviced by your dealer/retailer. If the system is working normally the indicator light then goes off. If the light comes on and stays on while driving, there could be a problem with the ESC and the vehicle might need service. When this warning light is on, the ESC is off and does not limit wheel spin. The light flashes if the system is active and is working to assist the driver with directional control of the vehicle in difficult driving conditions. Electronic Stability Control (ESC)/Traction Control System (TCS) Indicator/Warning Light Tire Pressure Light This light comes on when the Electronic Stability Control (ESC) system is turned off. When the ESC is off the Traction Control System (TCS) is also off, wheel spin is not limited. If the ESC is off, the system does not assist in controlling For vehicles with a tire pressure monitoring system, this light comes on briefly when the engine is started. It provides information about tire pressures and the Tire Pressure Monitoring System. When the Light is On Steady This indicates that one or more of the tires are significantly underinflated.