i had the same issue when it came to transfering my phonebook, its a little tricky but make sure your bluetooth is not connected with the nav system! next search for the bluetooth device on your CELL PHONE, once you find the pioneer system connect. Now every phone is different but once you connect (to the pionner system) look through the bluetooth options on your phone, forinstance mine will say Send Contact and I can select all. As for the phone disconnecting and connecting randomly, make sure your phone recognizes the pioneer system as a trusted device and there should be options on your ph