🎶 Radio Code Unlock Retrieve the activation code of your car radio or navigation. This generator is compatible with most car brands and can calculate the code on the spot. All you need to see is the serial number. 🔎 Find the serial number The serial number can be found on the label attached to your radio's side. To access it, you must partially remove the audio unit. Once you see it, please take a picture of it. You can see the serial number almost always near the barcode. Serial number exa