Where is Cabin Air filter located on 2004 Toyota Avalon?

On Toyota Avalon the cabin air filter is located behind the glove box, and is accessed by the removal of rectangular plastic plate. To lower the glove box door to access the plate, you must remove the round cylinder's arm that attaches to the glove box door (on the passenger side of the glove box door), and then squeeze in on the glove box (both sides); to defeat the door lowering stops. Once the glove box door is lowered all the way down, you will be able to see the access panel plate. Remove the plate and pull out the cabin air filter.Its not very difficult job.requires basic tools.But if you feel uncomfortable, then getting it done by local car garage or auto part store technician is advisable.