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2000 Ranger's Fan goes from blowing air through vents to the defrost when fully depressing throttle?
Wiki User
∙ 14y ago
This is very common on many vehicles and its either a broken, cracked or removed vacuum line.......
Wiki User
∙ 14y ago
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AC fan is blowing cold air out of windshield defrost when not on defrost?
does fan door motorized or on a vaccuum line when you switch from AC to defrost?
My defrost fan is blowing but will not defrost my windows?
That means either you have air in your heater core or your heater core is being bypassed
What causes the front air conditioner on 1999 Lincoln navigator to stop blowing through the ac vents and start blowing through the defrost vents?
When there is a problem in the vent system it defaults to defrost setting. Check the doors & vac supply
Why ac blowing out defrost vent only dodge 1998 ram 1500?
The AC on a 1998 Dodge Ram 1998 will only be blowing out the defrost vent if the air handler is not set properly. This can result from a piece of debris getting stuck or a faulty flap.
How come ford heat and ac changes from blowing through the panel to blowing through the defrost how do i trouble the vac system?
you have a vac. leake or the oneway check valve is not working.....
1989 Chevy Corsica has no heat or defrost or blowing at all why?
If you feel no air blowing at all (when you are not moving) then your fan is not blowing. If it is blowing air, and it is cold, when the heater is on, then most probably your heater core is leaking, or is clogged. These are easily replaceable and go bad all the time in older cars.
I have a 2004 Ford Mustang and you will just be riding along and my air conditioner will just randomly start blowing air out of my defrost vents What is going on here?
You have a vacuum leak causing your vents to switch from dash to defrost.
Your central air conditioner turns on but is not blowing through the vents?
If central air conditioner turns on but is not blowing through the vents, check the filter. If it is dirty, change it. Change the thermostat into cool, this will defrost the air conditioner.
Your 98 sebring lxi is stuck blowing out the defrost and will not go to any other setting. Any idea how to fix this annoying problem Thanks?
that usually indicates a vacuum leak which causes the system to go into default mode, which is defrost.
97 jeep wrangler that the ac is blowing out the defrost vent but not the regular ac vent how can this be fixed?
Check for a vacuum leak either under the hood or under the dashCheck the vacuum actuators under the dashCheck the selector control Defrost is the default for this system
Why do you keep blowing fuses when you turn on the heater fan but when you take out the compressor fuse it doesnt blow the fuses?
The compressor is coming on because you have the heater set to defrost. Take it off defrost and the compressor will not come on. I would suspect the compressor is locked up.
Why is my vehicle's defrost blowing cold air when set at warm?
If the temperature cannot be changed for any of the direction settings, e.g., defrost, vents, floor, then the problem is very likely to be the blend door actuator motor.See "Related Questions" below for more
