GM audio dept can kiss my ass.who the hell designs a car where u have to take the all seats and back dash out to swap speakers?The b'l'ose setup in gp's sucks !no question about it.well after 3 hrs i finally got all my memphis front door and rear deck speakers in.before i end i wanna give one more big **** you to GM's audio ppl and/or any other depts that had anything to do with the audio system in gp's! heres to u GM