The car radio do not work after changing a new battery. It require the input of a security code. Entering the security code, provided when the car was purchased, as per instructions in the manual did not work and causing a code error.
Any help to resolve the matter will be much appreciated. Car Type: Holden Astra VIN W0L0TGF4815013798 Radio Blaupunkt 520 Original Security provided 4864
Hi Regrooster, It took me a while to remove the radio from the dashboard but i finally did it.
Here are the details on the radio: On top of metal casing: GM Blaupunkt No :92 057 951 Type: Blaupunkt 520 U!E BP8391Y3017861 (on top of barcode) ASTRA