2009 Mercury Grand Marquis Owner's Manual - Page 38

Climate Controls the MAX A/C position reduce blower fan speed from the highest setting and put the vehicle's transmission into the park gear position to continue to receive cool air from your A/C system. To aid in side window defogging/demisting in cold weather: 1. Select NORM A/C. 2. Adjust the temperature control to maintain comfort. 3. Set the fan speed to HI. 4. Direct the outer instrument panel vents towards the side windows. To increase airflow to the outer instrument panel vents, close the vents located in the middle of the instrument panel. ELECTRONIC AUTOMATIC TEMPERATURE CONTROL (EATC) SYSTEM (IF EQUIPPED) 10 11 1 2 3 F OFF HI AUTO OUTSIDE TEMP AUTOMATIC MAX A/C NORM A/C VENT FLOOR FLR • DEF DEF LO 9 8 7 6 5 4 1. OFF: Outside air is shut out and the fan will not operate. 2. AUTOMATIC: Press AUTOMATIC and select the desired temperature using the temperature controls. The system will automatically determine fan speed, airflow location, and outside or recirculated air to heat or cool the vehicle to the selected temperature. The fan speed will remain automatic unless the thumbwheel is turned all the way to LO. 38 2009 Grand Marquis (grn) Owners Guide (own2002), 2nd Printing USA (fus)