For 15 ATs models with Bluetooth music, after connecting the Bluetooth headset, you need to go to the Bluetooth settings, find the record of the Bluetooth headset, click on the record to enter the settings, and turn on the mobile phone audio and media audio. Open the player and start playing.

The Bluetooth settings of Cadillac ATSL can be turned on in the multimedia system. Start by selecting settings in multimedia, then enter the system settings interface and enable Bluetooth. Second, enable visibility of the Bluetooth team to other devices. On the Bluetooth interface of your phone, click Search Devices. The mobile phone can search for car Bluetooth. Select the car Bluetooth displayed on the phone, click Car Bluetooth--Bluetooth Settings--Pairing.

If the pairing code is entered well, it will show connected on the car Bluetooth after a while. At this time, you can try to make a call using the car Bluetooth. If successful, you can hear the call tone. Select the automatic connection function in the car Bluetooth setting interface. After that, if the mobile phone and the xc60 car Bluetooth are basically turned on, and the range is basically within 10 meters, automatic connection will be achieved.