Hey guys i have a question I have a avic-z120bt and it is not showing my xm logo.I have the gex-fm903xm tuner.Now pioneer say these models are not compaitable gex-p900xm and gex-p910xm.Now my unit still have the lifetime membership.Thats the only reason that i dont want to get ride of it.The xm unit still works with my 7500dvd and my avic z1.Do anyone know what the problem could be?