The cabin air filter cleans the air that comes into your car's interior through the heating, ventilation and air conditioning system. It's the air you breathe while driving in your car.

Check your owner's manual for recommendations on how often it should be replaced. 
What you need to know about your cabin air filter:
  • Cabin Air Filters catch dust, pollen, and other airborne debris.
  • If you drive in heavy urban traffic with poor air quality you may change it more often due to pollution.
  • If you drive on dirt roads, or live in a desert climate you may need to change it more often due to dust.
  • A dirty filter can reduce the flow of air through your ventilation system.
  • A dirty filter can create a lingering musty odor in your cabin.
Some Signs You May Need a Cabin Air Filter Replacement
  • Reduced airflow through your HVAC system
  • When you turn up the fan to high and you get mostly noise and no air
  • Persistent bad odors
  • Defrost system not working efficiently.
Many cabin air filters are located behind the glove box and are accessible for a DIY job. Check your Owner's Manual for location
If your cabin air filter is located under the dashboard you will need to schedule a service appointment.
How Often to Change Cabin Air Filter?
In general a Cabin Air Filter Replacement should take place every 15K miles or once a year, but it may depend on your driving habits. 
Ask to see the dirty filter the service department removes--to see what the Cabin Air Filter has collected. You may be shocked to see it's condition as it may be filled with:
  • dirt
  • insects
  • soot and grime
  • leaves and twigs
   Denver Auto Repair Center at Larry H. Miller Ford Lakewood
      Payment Types Accepted: Cash, Check, All Major Credit Cards
       11595 West 6th Avenue
     Lakewood  80215
   Repair Shop Phone: 888-873-2208