Questions & Answers for: 2003 grand marquis ac comes

...comes thru the defroster vents and floor wont come thru air vents About to have the same thing repaired or diagnosed today. I'll let you know I had this problem and had it totally fixed! My mechanic ...

Grand Marquis, I have high beams by holding the high beams on manually while driving. I have checked all the fuses, purchased new headlights and they still do not work. Desperate for help!!! I know it

...AC control head out and check for vacuum at the back of the control, if there is no vacuum or very little then the plastic line is pinched where it comes through the firewall on the passenger side ...

...2003 grand marquis LS when you turn the a/c the comes out of the defroster and lower vents at the same time. I noticed if you are the freeway for time it will blow out of the front vents but if you ...

2003 Grand Marquis LS Ultimate ac switches from blowing in dash vents to defroster vents on its own. What controls the valve and where is it located? Does it only change when going uphill, or under ...

ac comes out of defrost door seemesto not open close may have bad acuator valve,or heater control valve located on dash behind heater control I don't have a solution, I came looking for the same ...