No, but I sort of stopped trying!
Since it's both the door speakers and the rear package shelf speaker, I think it must be the amp.
You have a similar issue?
Upcoming comedy shows: March 3 at Broadway Comedy Club, NYC, 8 p.m. March 5, Tierney's Tavern, Montclair, NJ, 7:30 p.m. See Facebook for other shows and PM me if you can make one...love to see you there!
Mangofy your E46!