Hello All I just got a second hand Laguna and I need to change the battery but I do not have the radio code. Just wondering if anyone could help me please, I managed to remove the radio a found theses references"...... - RNRD 255 0011 269 - RENRDW270-10 - FD 02 0511 0011 269 - 820029329TK517 (security) Would be gratefull if anyone could help, thanks George