2005 Mercury Grand Marquis Q&A
2005 Mercury Grand Marquis Question: The air will only blow through the vents
Replace HVAC contorl, see youtube! It's about a 20-30 min job even for a diy'er. Just watch the video! Pay no mind to the repair yours video, REPLACE the control head!! You got any auto repair skill? - pushrod
it blows hot air only throught he vents and the compressor is on and the lines under the hood air cold.
When I turn on my Air Conditioner the air is not flowing through the air vents
The control button only reads floor and vent. Floor vent on driver side seems blocked, not much air.
AC works but air does not blow thru vents into interior
The heater and air conditioning change randomly from blowing out the floor to the defrost and the vents. Two of the display lights for the heat/air are out. The car makes a noise like air being b...