...change, the air/heat only comes out the front vents. The winter is coming to Chicago and I need to have the vent to the front windshild working. You have lost vacuum to the control head or the vacuum ...
...begin to look for one? is the fan motor working at full speed check for blocked cabin air filter the vacuum only works the vent controls and as you can feel the changes of the vents , it is not ...
...vacuum leak instead? It does change over to the dashboard vents every once and a while but more often through the defrost vents. u need to check the vacuum from the engine to the ac control head, the ...
...VENT. CAN'T CHANGE TO THE DASH VENT OR FLOOR VENTS. Sounds like you have a supply vacuum problem. When you lose supply vacuum to the control head it defaults to defrost. How do I fix that ...
...air blowing, but now that it's warm, this has to be fixed soon. Any ideas? Anyone have a preference for "best" repair manual that includes vacuum lines and electrical? Thanks! check your vent ...
Question about Mercury Mountaineer
...change the settings on the knob, (5-6 different settings) it is supposed to switch vents depending on what you choose. The heat/air works but the everything is coming out the front defrost vents and ...
Question about Mercury Mountaineer
...vacuum motors which open and close doors in the air ducts. The doors control the flow of the air to the correct vents. For instance, warm air is sent to the vents below the windshield to provide a ...
...position. Is there a fuse that controls the motor that changes the direction of air flow or anything i can try to fix the problem?? Works off of vacuum, check all vacuum hoses for leaks or dry
...vacuum. Hope this helps Hi my name is Keith so the heat blows out on the floor does it blow out the defrost vents across the top of dash board by the windshield? Well anyway I'm not sure if your ...
Question about Mercury Mountaineer
change the controls as far as face, feet, defrost, its stuck on one setting These vehicles came with 2 types of ac controls. The vacuum control system uses vacuum to actuate the vents and ducting from
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