GM (opel) radio code needed

IAintNoGiraffe New member Username: Iaintnogiraffe Post Number: 1 Registered: Nov-19	Posted on Monday, November 18, 2019 - 14:09 GMT Radio is lock and code is lost, i am despered... radio is original GM radio type cdr2005 (e) GM020531968479
Victor Silver Member Username: Rezon Post Number: 438 Registered: Jun-15	Posted on Monday, November 18, 2019 - 14:31 GMT Hi. Not possible by serial number!You need to read the EEPROM( 24c16 )and to ensure the firmware here. Or contact your dealer