Hello all, Im new to this fourum.. Im looking forward to learning some new things and sharing what I know to help others as well.. Now to my dillema... I have an audi concert stereo which I am in search of the unlock code. info i have: its the blaupunckt model, am/fm cassette deck. 4B0 035 186A AUZ5Z6V0026504 If I left out any helpful information,just let me know. Thanks in advance