Not an insurmountable 'entertainment issue'.
Just plug in.
I my car has a dedicated Nav system, entertainment system and phone system.
I hate it when you call me and step on my favorite Bangles song while also hearing navigation instructions.
Used '14 2LT w/ DCFC. +83k miles.
Mostly free charging! Only one LONG visit to the shop....
GM needs Modern Troubleshooting tools for Modern EV's.
3 step Trouble Tree, 1st try car died again, 2nd try not covered / cost $800. 3rd try fixed the problem.