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Old 02-16-2012, 09:38 PM   #3
Registered User
Join Date: Apr 2007
Location: East Coast
Posts: 744
My Ride: 04 325Ci
My knowledge is very limited here. Only things I can suggest would be to 1) check the wires in the back - both the connections and use a volt meter to check if there are signals in the wires and 2) hook up to the radio module and see if there are any errors.

Last edited by forzam; 02-16-2012 at 09:39 PM.
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