Aftermarket Head Unit Help

Peter09

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Hi all, i have installed a after market headunit in my audi a4 2006 sline with bose sound system. there is sound coming out of the speaker and it is only bass no lyrics can be heard. i have tried to adjust the bass and treble on the head unit but still nothing.

does bose system in the audi a4 2006 sline have a hidden equalizer or amp?

i read on this post... http://www.audi-sport.net/xf/threads/hidden-eq-concert-ii.65924/ comment 3

to snip the earth pin could this relate to my issue

please help

thanks in advance