The wiring diagram:
[IMG]http://groups.msn.com/_Secure/0RwDpAnMUotFd2bLw!OhfELR!hCoqSpnJOnHvcS6MsMP3Lkqvo Aks*l2NM9iuAujk10k15xXZ*VDtM1Rbe4xyMt*6QKEqbd7DAqr HK3tjp5Q/becker-1492.bmp?dc=4675422580641609938[/IMG]

Front dash tweeters and watch the clip that hold it:
[IMG]http://groups.msn.com/_Secure/0TwDpAiUZ6BuINONziGNcf*EwYkthzExjsafNNFnZc3PJ9ZGSt z6T*bhUaZd!DZoHbTsiZQV!!Yx6OCARTr!dAhoQmuOnN*VMHsq x*pUZamz2DJPadeoecg/mercedes_c_class_dash.gif?dc=4675420794419512133[/IMG]

Door speaker grill(held by 1 screw at the bottom):
[IMG]http://groups.msn.com/_Secure/0UADiAq4ZpEOINONziGNcf*EwYkthzExj09rtfeH2EB!O6aR!Y 8*!*N6MNLrOGlB2zvrsUeYabk!9PBPSWHJV*TrAdNZdTMQacqz vy0417OCQt0j6QW8mdYyC6RkccOkZ/mercedes_c_class_front.gif?dc=4675420794420375899[/IMG]

Bose amp in the left trunk cavity behind the carpet(the black box):