Go to www.acurazine.com
Then, go to the TL section
There, you will see a "sticky thread" called 3G (Third Generation) Garage
In there is an index of service/maintenance issues. Look for dash vibration
and you will see how to cure it yourself. It is in the speaker grille and
the fix is to put some felt tape in a certain place.
> My 04 TL developed an occasional "buzzing" type vibration in the dash at
> approx. 20K miles around Christmas. The annoying vib. would come and go
[quoted text clipped - 3 lines]
> Has anyone experienced this and do you know what dealers can do to
> correct the problem?