Recent Marshmallow update has created an issue with synching to my Toyota Tundra Bluetooth. Voicemails play for only 5 seconds, then it disconnects. My music, or, stored voicemails begin playing upon vehicle start-up. My battery wears down quickly. The last Marshmallow update and the issues with Bluetooth that persisted for about three months before a patch had been created to fix the issue(s).