COBRACARS

I bought mine brand new and never had the HDD unlocked. What is required for me to unlock the HDD. If it is already on the forum pls direct me to the proper link. Thanks for your help Garrettoomey.. Cobracars

I damanged my original Z3 and bought a used unit from a firend of mine. I had my original unit updated with latest maps and also contains my phone book. Can I switch my HDD to the new unit or will I run into issues with the unit.