2005 Jeep Grand Cherokee Owner Manual - Page 237
2005 Jeep Grand Cherokee Manual
Page 237 highlights
STARTING AND OPERATING 237 a downshift may occur. This is a normal part of the overheat protection strategy when operating in the "Tow/Haul" mode. The transmission will downshift from Overdrive to the most desirable gear if the accelerator pedal is fully depressed at vehicle speeds above approximately 35 mph (56 km/h). When To Use "TOW/HAUL" Mode - If Equipped When driving in hilly areas, towing a trailer, carrying a heavy load, etc., and frequent transmission shifting occurs, press the "TOW/HAUL" button. This will improve performance and reduce the potential for transmission overheating or failure due to excessive shifting. When operating in "TOW/HAUL" mode, the transmission will shift to 3rd gear and 4th will be enabled under steady cruise conditions. 5 Tow/Haul Button The "TOW/HAUL" light will illuminate in the instrument cluster to indicate when the switch has been activated. Pressing the switch a second time restores normal operation. If the "TOW/HAUL" mode is desired, the switch must be pressed each time the engine is started.