I didn't have any squeaking but the recirculate button on the a/c got stuck. It turns out the chrome bezel in the middle console wasn't put on perfectly evenly and they had to reattach it.

I finally got an answer to this mystery from my dealer. When the vehicle is transported on the trailer, it is attached to via these holes on the underbody. The grommets cover these holes and I guess prevents the collection of dirt and other gunk. Of course, I had to bring it to the attention of the ...