anyone else experiencing issues with the iPhone 11 either not ringing or connecting to bluetooth in your car?
Welcome to Apple Support Communities. We understand your iPhone 11 is not ringing and is unable to connect to your vehicle, via Bluetooth. We can help point you in the right direction.
To help troubleshoot the inability to hear the ring on your iPhone, we recommend to follow the steps outlined in this helpful article: If you hear no sound or distorted sound from your iPhone, iPad, or iPod touch speaker
You mentioned having issues connecting the iPhone to your vehicle through Bluetooth. We encourage for you to follow the section in this article that says, "Connect using Bluetooth": How to connect your iPhone, iPad, or iPod touch to your car Following these steps may help.
Please keep us posted with the results.