How do you get your cell phone to work through your 2004 E320?

To connect your cell phone to a 2004 E320, you can use a Bluetooth adapter or a compatible car kit, as the vehicle may not have built-in Bluetooth. If your phone has Bluetooth capabilities, you can pair it with the car's audio system using the adapter. Alternatively, you might consider using a wired connection through the auxiliary input, if available. Ensure your phone is set to the appropriate mode for pairing or audio playback.