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The air mix door on the in cab part of the unit is stuck in the heat position. follow the cables down from the controls on the dash and you will find the lever that controls the mix door, flip it the other way. for repair you will need to disassemble the heater unit if the cable has not just come loose from the arm.
What else can I help you with?
Electronic ac module on 2003 grand marquis?
where is the ignition control module located on mercury marquis
Where is the heater control valve on 1998 mercury grand marquis?
where is the heater control valve
Where is the heater control valve located on 2005 grand mercury marquis?
location of heater control valve on 2005 mercury marguis ?
Where is wiper control module location on 98 mercury grand marquis?
The wiper control module on a 1998 Mercury Grand Marquis can be found behind the instrument panel. It is close to the steering column, on the right side.
Why does a 1990 mercury marquis stall when placed in reverse?
check your idle air control valve
Does the 1996 mercury grand marquis have traction control?
According to the 1996 Mercury Grand Marquis Owner Guide , Traction Assist was an option As of January 18 , 2012 you can still view the 1996 Mercury Grand Marquis owners manual online at : www . motorcraft service . com ( no spaces ) Click on Owner Guides
What does the traction control solenoid looks like on a 2002 mercury grand marquis?
i have a 2002 grand marquis and when i driving on the highway at speed of 60 to 70 the light of traction control star to flash way is the problem
How do you turn on the dashboard lights on a 1994 mercury marquis?
Turn on headlights/parking lights and adjust dimmer control
What is the thumping noise and vibration coming from my right rear axle on my 99 mercury marquis i already replaced tires wheels brakes rotor and rear axle bearing?
It could be a suspension part such as a control arm. I just had replace the rear control arms on my 1993 Toyota Celica because the bearings in the control arms were worn out. It made a lot of rattling and thumping; when I replaced the arms the sound stopped.
How 97 Mercury Grand Marquis spark plug gap?
On a 1997 Mercury Grand Marquis : Check the Vehicle Emission Control Information ( VECI ) decal in the front of the engine compartment , for the type of spark plug used and the spark plug gap
2003 mercury grand marquis wiring diagrams radiator fan?
need wiring diagram for radiator fan control
Where is the flasher unit located on a 1995 mercury grand marquis?
There isn't one. The 1995 Grand Marquis uses a lighting control prossessor. They are very expensive to replace. The part cost me $325.00.
