hey guys i need help so i took my car to get an upgrade on my speakers and to make a custom box for my subs then about two days in i receved some terribale news the audio shop told me that the control knob and the steering wheele buttons werent responding so then i took it to my mechanic and i had him run the scanner thru it but it wasnt working the obm connecter wasnt sending signal i also noticed that the sos light came out in my dash and i cant hear the chime speaker that gos under neather the dash i think they might have cut or crimped one of the fiberoptic cables??? please help me
