2012 Jeep Grand Cherokee Owner Manual - Page 408

406 UNDERSTANDING YOUR INSTRUMENT PANEL mode is not allowed in the Defrost mode to improve Regular cleaning of the inside of the windows with a window clearing operation. Recirculation will be dis- non-filming cleaning solution (vinegar and water works very well) will help prevent contaminates (cigarette abled automatically if this mode is selected. smoke, perfumes, etc.) from sticking to the windows. Operating Tips Contaminates increase the rate of window fogging. Window Fogging Summer Operation Windows will fog on the inside when the humidity inside the vehicle is high. This often occurs in mild or cool NOTE: In some cases during high temperature trailer temperatures when it's rainy or humid. In most cases, tow operation the Air Conditioning system performance turning the air conditioning (pressing the A/C button) on may be reduced. This is to help protect the engine from will clear the fog. Adjust the temperature control, air overheating during the high load condition. direction, and blower speed to maintain comfort. Your air conditioning system is also equipped with an As the temperature gets colder, it may be necessary to automatic recirculation system. When the system senses direct air onto the windshield. Adjust the temperature a heavy load or high heat conditions, it may use partial control and blower speed to maintain comfort. Higher Recirculation A/C mode to provide additional comfort. blower speeds will reduce fogging. Interior fogging on the windshield can be quickly removed by selecting the Defrost mode.