I got my Z1, BT1, BC1, GEX-P920XM, CD-IB100II, tons of harnesses, adapters and ducatiboy's flashing curcuit etc... installed in my '06 Trailblazer SS yesterday.
Everything works great, except the lack of noise cancelling promotes such a bad echo that people on the other end of a phone conversation say that they cannot stand the echo and have to hang up...I have tried adjusting the speaker volume, speaker location, mic location, but it is still awful. It is really too bad, because the integration of the BT with the radio is quite slick...I used to miss calls for not hearing the ringer w