Cabin Air Filter possibly clogged

Tiny
DJBILLYD
  • MEMBER
  • 2006 LINCOLN ZEPHYR
  • 6 CYL
  • 2WD
  • AUTOMATIC
  • 190,000 MILES
My fan blows, you can hear it, but no air comes from any vent. I cycle the vents and still nothing.
Saturday, April 30th, 2022 AT 11:34 AM

3 Replies

Tiny
JACOBANDNICKOLAS
  • MECHANIC
  • 108,170 POSTS
Hi,

This vehicle wasn't equipped with a cabin air filter.

If you are getting no airflow from the vent, does it come out elsewhere? For example, does the defroster work or at your feet? If it does, then it is likely related to the mode door actuator. The mode door is what directs airflow. If that isn't the case, let me know. However, if it is the issue, I attached the directions below for replacing the mode door actuator below.

Let me know if this helps or if you have other questions.

Take care,

Joe
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Saturday, April 30th, 2022 AT 9:27 PM
Tiny
DJBILLYD
  • MEMBER
  • 2 POSTS
When it does it, no air flows from anywhere. But it doesn't do it all of the time. It's weird!
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Sunday, May 1st, 2022 AT 4:57 PM
Tiny
JACOBANDNICKOLAS
  • MECHANIC
  • 108,170 POSTS
Hi,

I wonder if the mode door is moving enough to prevent air from entering the vehicle. Something is closing or moving to prevent the airflow from entering the vehicle.

Does the fan sound change when this happens?

At this point, you may want to remove the blower motor and confirm there is nothing in there that could be causing the airflow.

The blower motor is under the dash on the passenger side. I attached the directions below for the removal and installation procedures.

Let me know if that is something you would feel comfortable doing.

Take care,

Joe

See pics below.
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Sunday, May 1st, 2022 AT 7:03 PM

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