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Q: car radio has code error after changing the battery on 1999 Honda Civic

I need to find out the code to my car radio after I change the battery to unlock it.
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hello mr.gmen
you can call to honda customer care and they will ask VIN no, radio serial no (I found this no inside my globe box),your name,date of birth,and some some details.they will give you a 5 digit no.Its the code. enter it and if the code does not work disconnect the input power to radio and then connect .Now enter the code again.
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