2012 Jeep Grand Cherokee Owner Manual - Page 311
2012 Jeep Grand Cherokee Manual
Page 311 highlights
UNDERSTANDING YOUR INSTRUMENT PANEL 309 required. You may experience reduced performance, an service. Refer to "If Your Engine Overheats" in "What To elevated/rough idle or engine stall and your vehicle may Do In Emergencies" for more information. require towing. • Transmission Temperature Warning Light This light indicates that there is excessive trans• Engine Temperature Warning Light This light warns of an overheated engine condimission fluid temperature that might occur with severe usage such as trailer towing. It may tion. As temperatures rise and the gauge approaches H, this indicator will illuminate and a also occur when operating the vehicle in a high single chime will sound after reaching a set threshold. torque converter slip condition, such as 4-wheel-drive Further overheating will cause the temperature gauge to operation (e.g., snow plowing, off- road operation). If this pass H, the indicator will continuously flash and a light comes on, stop the vehicle and run the engine at idle continuous chime will occur until the engine is allowed or faster, with the transmission in NEUTRAL until the light goes off. to cool. If the light turns on while driving, safely pull over and stop the vehicle. If the A/C system is on, turn it off. Also, shift the transmission into NEUTRAL and idle the vehicle. If the temperature reading does not return to normal, turn the engine off immediately and call for 4 CAUTION! Continuous driving with the Transmission Temperature Warning Light illuminated will eventually cause severe transmission damage or transmission failure.
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