2010 Jeep Grand Cherokee Owner's Manual - Page 284

STARTING AND OPERATING 283 HDC is intended for low speed off-road driving only. ESP/BAS Warning Light and ESP/TCS Indicator At vehicle speeds above 30 mph (48 km/h), HDC will no Light The malfunction indicator light for the ESP is longer function. When the vehicle speed drops below combined with the BAS indicator. The "ESP/ 30 mph (48 km/h), HDC function will automatically BAS Warning Light" and the "ESP/TCS Indiresume and the vehicle speed will return to the chosen set cator Light" in the instrument cluster both speed. come on when the ignition switch is turned to the ON WARNING! position. They should both go out with the engine running. HDC is only intended to assist the driver in controlIf the "ESP/BAS Warning Light" comes on ling vehicle speed when descending hills. The driver continuously with the engine running, a malmust remain attentive to the driving conditions and function has been detected in either the ESP or is responsible for maintaining a safe vehicle speed. the BAS system, or both. If this light remains on after several ignition switch cycles, and the vehicle has been driven several miles at speeds greater than 30 mph (48 km/h), see your authorized dealer as soon as possible to have the problem diagnosed and corrected. 5