I just updated my 2013 Flex to 3.0. Everything went well except I do not have climate controls, heated/cooled seats or the clock. I also forgot my usb hub on my desk so I have not installed that yet to be able to go to 3.4. https://imgur.com/a/Z5mZTUA for the as built of the apim.
SYNC Region: NA
Navigation Variant: Nav
Manufacturer Year: Unknown
Install Type: Retrofit
Old SYNC Version: 2.0
New SYNC Version: 17276
Do you have a error message, if so what is it?
None