Currently Being ModeratedMay 18, 2013 12:26 PM (in response to efri)
Hi there efri!
I have an article for you that can help you troubleshoot your car's stereo connection to your iPhone 5. The article can be found here:
If you are using Bluetooth to connect to your car, then you will want to take a look at these articles:
Thanks for using the Apple Support Communities!