1993 parkave ultra no heat through vents

02-20-2007, 11:56 AM
I just brought a 93 park ave ultra, my problems that I can not get the heat to come out of he dash vents....when I turn the heat on it comes out of the floor vent and the deforst vent...Now if I turn the a/c on air will does come out of the dash vents......

02-20-2007, 06:43 PM
Unfortunately, that was the way the system was designed. :uhoh: The only way heat will come out of the top vent is, if the cabin temperature has stabilized to the set point and the sun sensor sees bright sunshine.:screwy:
Click Here (http://www.automotiveforums.com/vbulletin/showthread.php?t=644958) , for more info.

Add your comment to this topic!