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Cool air runs through defroster vent 1999 mercury couger?
Assuming your temperature selector is not on "cold", the heater core is likely bad
How do you replace the heater core on a 2000 Mercury Mountaineer?
This is a big job.. Get a manual on your car from DISCOUNTAUTOREPAIRMANUALS.COM .
What is causing the heater to blow cold air in 2002 Mercury Mountaineer?
you would have to see a mechanic about that problem
Where is the heater core on a 1997 Mercury Mountaineer?
Behind / below the glove compartment area inside a plastic case . You can see where the heater hoses connect to the heater core at the firewall in the engine compartment
If heater core is clogged will defroster work?
no
Where is the heater core located on your 1997 mercury mountaineer?
Behind the glove compartment area inside a plastic case . From the engine compartment you can see where the two heater hoses connect to the heater core at the firewall
What makes your windows keep fogging up even with the defroster on a 1992 Bonneville?
Your heater core is leaking in it's housing box and blowing moist air through the heater/defroster. Try bardall radiator stop leak. If no help, install new heater core. Chuck.
Whats wrong on a mercury mountaineer with duel controls when the heater only blows cold air?
Mercury Mountaineers have a "blend" door in the heater box. It is probably malfunctioning. You can find more info by searching for Ford + "blend door" or "no Heat"
Auto-heater plugged into the cigarette lighter drained battery replaced battery but the 2004 mercury mountaineer will not start Can anyone help?
Jump start car and do not run heater with engine not running.
Why does 03' mercury mountaineer heating system in front blow cold air but heater core is good?
Probably because coolant level is low
What could be the cause steam coming in through the defroster vent of your 1991 Nissan Maxima?
A bad heater core / it needs to be replaced
Why don't the heater or defroster don't work in a 1993 chevy caprice classic?
Why the heater or defroster may not work in a 1993 Chevy Caprice Classic because of the heating core is going out.
