So I bought the car used, came with nav cds but kept saying "function unavailable". I noticed there was no antenna or cable so I bought them and installed but the message did not go away. I took it to my local Maserati/Aston/Bent dealer and they "called the experts" which told them to not touch...

Would love to start a thread that incorporates all audio mods to our cars. I have a 04 Spyder CC that has the Blau CD changer, and I assume has a Blau head unit. Would love to incorporate ipod and ideally use bluetooth through the audio/nav system. Have looked thru lots of threads and the info...