2 steps to fixing your Android Pandora In-Car Bluetooth Connectivity Problems: Side-loading a better version of Pandora & Macrodroid tweaks. You might get an error on your stereo like “no data”. The version of Pandora I use is a no-ad patched 8.6, but many other versions are available.
No-Ad Pandora (patched 8.6): https://mega.nz/#!fdJ0lALD!LTZirY-HnjzXyyGhyDItXnx7ZS8SwX1o9IgD6XZHQnU