2010 Jeep Grand Cherokee Owner's Manual - Page 163

162 UNDERSTANDING YOUR INSTRUMENT PANEL As an added safety feature, your vehicle has been equipped with a Tire Pressure Monitoring System (TPMS) that illuminates a low tire pressure telltale when one or more of your tires is significantly under-inflated. Accordingly, when the low tire pressure telltale illuminates, you should stop and check your tires as soon as possible, and inflate them to the proper pressure. Driving on a significantly under-inflated tire causes the tire to overheat and can lead to tire failure. Under-inflation also 12. Tire Pressure Monitoring Telltale Light reduces fuel efficiency and tire tread life, and may affect Each tire, including the spare (if provided), the vehicle's handling and stopping ability. should be checked monthly, when cold and inflated to the inflation pressure recommended Please note that the TPMS is not a substitute for proper by the vehicle manufacturer on the vehicle tire maintenance, and it is the driver's responsibility to placard or tire inflation pressure label. (If your vehicle maintain correct tire pressure, even if under-inflation has has tires of a different size than the size indicated on the not reached the level to trigger illumination of the TPMS vehicle placard or tire inflation pressure label, you should low tire pressure telltale. determine the proper tire inflation pressure for those tires.) 11. Electronic Stability Program (ESP) Indicator Light / Traction Control System (TCS) Indicator Light If this indicator light flashes during acceleration, apply as little throttle as possible. While driving, ease up on the accelerator. Adapt your speed and driving to the prevailing road conditions, and do not switch off the Electronic Stability Program (ESP), or Traction Control System (TCS).