BMW E9x M3 Cabin Filter Replacement Time – 15 Minutes
If you own a BMW E9x series M3 and are in need of a cabin filter replacement, don’t take it to the dealership. A BMW E9x M3 cabin filter replacement is extremely easy, takes about 15 minutes to perform, and costs less than $90.
One of the most overcharged items in your E9x M3 service guide is replacement of the cabin air filters. A BMW E9x M3 cabin filter replacement is so embarrassingly easy and cheap, you would think the dealership would shoo you away when you request one. Yea right…dealerships never shoo away a chance to make a nifty profit on an uninformed customer. Especially one who owns an M3.
The E9x M3 uses four cabin filters located under the hood in two separate plastic containers. They help filter your interior cabin air, removing foul smells, pollen and dust. A BMW E9x M3 cabin filter replacement should be done every 12 months, or as you feel necessary.
Tools and Supplies
8mm nut driver
Flat blade screwdriver
- The cabin filters are located inside two plastic containers under the vehicles hood.
- Use an 8mm nut driver to remove the 3 screws anchoring the plastic containers to the engine compartment.
- The cabin filters are located on the underside of the plastic container. Use a flat blade screwdriver to remove the two filters.
- Note that the new cabin filters have a direction for air flow printed on side of filter. Make sure the air flow arrow is pointing up when you install new filters in the plastic containers.
- Reinstall the plastic containers.
If you have any questions or comments, please feel free to contact us. And congratulations for Doing It Yourself!
The Repair Difficulty Level displays graphically how challenging the repair is, from easy to advanced. Easy repairs usually require very few tools, have short repair times and do not require jacking and supporting the vehicle. As the difficulty level rises, expect the repair to demand more time, specialized tools, and better understanding of mechanics to complete the job.