FM radio was not working
Condition - during engine startup & while the moon roof was opening, this interfered with the FM radio.
Fix attempt #1: After updating to the latest Infotainment software 4.0 software, it worked initially, but then stopped working again
Fix attempt #2: After updating to the latest IMC software, it worked initially, but then stopped working again.
Fix attempt #3 - dealership replaced the IMC module, verified latest 4.0 software was installed and updated speech software. Appears to be working now.