: Compatible with a wide range of German and European car models (pre-2015) and radio variants like Gamma, Beta, Alpha, and TravelPilot. Step-by-Step Guides

The serial number is a 14-digit code usually engraved into the metal or printed on a label. It typically starts with: BP (e.g., BP0263...) C7 (e.g., C7EXXXXX...) GM, VWZ, AUZ, or SKZ 3. Using a Blaupunkt Radio Code Calculator

If your car is a Ford, VW, or Audi, the radio might say "Blaupunkt" on the front, but the software is actually VDO-Siemens. Blaupunkt calculators will not work on VDO radios. If you have a "BP" serial starting with BPV , it is likely a VDO unit.