1999 Ford F150 Regular Cab "air vent" Questions

ac air comes out of vents on vent but wont come out of vents on max ac it comes out of deforst and floor. plunger works on vent. check for a vacuum leak in the line from the engine to the control head

air conditioner now blows from the defrost vent instead of the panel vents. After the cab temp starts to reach the desired setting it will go back and forth from the defrost vents and the panel vents.

air conditioner blows out defrost vents when acceleration. The air conditioner blows out the defrost vents. It seems to go back to panel vents when you let off gas pedal and goes back to defrost when ...

air is going somewhere, but will not come out of vents. What could be the problem? there is a vent opening linkage for the top vents if you had removed panel for sterio install this linkage might have

2004 f 150 A/c sometimes air is cool and sometimes 2004 F150 A/C sometimes air is cool and sometimes it is warm even at the same time out of different vents eample: drivers 2 vents cool and passanager

vent closes but air is still running.. It reopens then closes Check for vacuum leak from fire wall to vacuum sorce on engine if no problem found .check the actuator it is vacuum activated. pull vacuum

air conditioner blows cold air out the defrost vent under power not the front vents. vacuum leak

I have a 2003 f250 and can't get air to flow from floor vents where does the air flow, is it at the defrost vents only?

...vent when air is on. I have a 2001 F150 supercrew truck and just recently the air coming out of the vents is hot and not cold when the air conditioner is turned on. It sometimes blows hot and ...

...vent flap between the fan and the a/c heater core? if there is a blockage between them? you may have a cabin air filter. check your owner's manual for service directions. Or the air inlet is clogged ...