Clif
07-07-2008, 05:57 PM
Replaced dead battery and radio is now locked. I tried to get radio s/n by pushing the "M" button when turning the ignition on, but all I got was a display showing "AREA - USA" Am I doing something wrong or is my car too old to be able to do this? It's a 2000 MZ3, late '99 build date.