Hello dantre3,
Thank you for using Apple Support Communities. We'd like to help you with your iPhone, specifically with your Bluetooth issues. We have a few steps you might want to follow to help troubleshoot this unexpected behavior. Follow the steps below:
1.) Review the following resource and attempt the steps listed within: If you can't connect a Bluetooth accessory to your iPhone or iPad - Apple Support
2.) You can try refreshing things by restarting your iPhone: Restart your iPhone - Apple Support
3.) Whenever possible, update your iPhone. This can usually help with unique issues, since updates include fixes. Just in case, this link can guide you through the update process: Update your iPhone or iPad - Apple Support
1.)Back up your device using iCloud or your computer.
2.)Plug your device into power and connect to the internet with Wi-Fi.
3.)Go to Settings > General, then tap Software Update.
4.) If you see more than one software update option available, choose the one that you want to install.
5.) Tap Install Now. If you see Download and Install instead, tap it to download the update, enter your passcode, then tap Install Now. If you don't know your passcode, learn what to do: If you forgot your iPhone passcode - Apple Support
We hope these steps help you. Thank you for using Apple Support Communities. Take care.