This was one of my thoughts as well - the sound hit me when I was attempting to sync over my iPhone while it had music playing (thus trying to hand it off to the Sync software) while I was messing around with the door mirrors and opening the sun shade.
After the incident, and now after the...
So, I have a working theory based off of all the inputs from this and other threads. I suspect that the issue resides in how Ford SYNC handles the audio data handoff from whatever input device (Apple or Android) when there is load on the system.
My issue happened when I was:
1. Just starting...
This was generally the response I got when I brought it in. They did, however, replace the USB hub saying that "the tech didn't like how it looked," for whatever that means.
Personally, I have a sneaking suspicion that it has something to do with wireless CarPlay. I've put 2000 miles on the...