2001 Ford Windstar "vacuum hose heater vent" Questions

vacuum hose beneath the passenger side cowl is probably disconnected. It is behind the engine just below the passenger side windsheild wiper. The other possibility if all of your vents are working and

have a vacuum leak , Pull heater control panel an check for vacuum . A broke vacuum hose or The vacuum selector valve is bad ! Or check for a vacuum hose in the engine compartment being off somewhere

...heater core hoses are both hot and there is a dull thumping noise under the dash like a vacume switch is jammed probably something feel down the defroster vent, have a helper check the vacuum motors ...

...vacuum hose from the back side. With the engine running you should get a vacuum on on of the vacuum lines to the controller. If you are not getting a vacuum then you will need to find the broken ...

...heater function selector switch combines a vacuum selector valve with an internal electrical switch. The vacuum selector valve directs source vacuum to various vacuum control motors (18A318) . Refer ...

...vacuum line. It sounds like the blend door is broken. This is a common problem. There is a blend door motor located on the bottom of the heater/AC plenum which is located behind the dash. You can ...

...to the heater/ac control. Bad vacuum hose or leak. Many vehicles use engine vacuum to move heater doors and controls. When the vacuum is absent, it usually defaults to air blowing out the AC

...vacuum or electic control valve in the heater hose that controlled water flow to the heater core . If it's vacuum controlled be sure that the vacuum line has not come off or has a vacuum leak . If ...

...vacuum hose on rear of square inlet manifold top that goes throught firewall ( bulkhead ) is not cracked or has come off it goes into cab near heater hoses. this is the vacuum supply hose if you have ...

...vacuum hose going to a water valve this vacuum hose must have vacuum or the valve will not open, what you can do is purchase a vacuum hose T and find a vacuum hose off the motor that has constant ...