Telling us what car you have might help.
If it's an A4, or anything like the A4, then check this out:
http://members.aol.com/ajhedin/A4/Pollen_Filter.pdf (courtesy of Andy
You get at it from under the hood. It's pretty easy. You should replace it
at least once a year, or even more often, if you live in a dusty area. Mine
gets dirty within a few months.
Motorsforum.com is a website by car enthusiasts for car enthusiasts. It is not affiliated with any of the car or spare part manufacturers or car dealers discussed here.
All logos and trade names are the property of their respective owners.