Car Play has been a mainstay since 2014, offering a safer way to interact with your phone while driving. However, managing multiple paired iPhones can be tricky. If your car automatically connects to a passenger's device instead of the driver's, you'll need to manually switch the connection.

The process varies by manufacturer; some, like Hyundai, allow on-the-go switching, while others require you to adjust Bluetooth settings or device management menus. A quick fix involves manually turning off Bluetooth and Wi-Fi on the unused iPhone. Alternatively, using a wired connection might prioritize the plugged-in device, though Reddit users report mixed results.

For music sharing, iOS 17 introduces Share Play support for Car Play, allowing passengers to join the driver's Apple Music session and control the queue from their own devices. Similarly, Spotify's Jam feature offers a Premium-free way for in-car collaboration. While these features let passengers control playback, they still require a manual Car Play connection switch for navigation or message access.

Ultimately, Car infotainment systems are particular, so understanding your specific vehicle's Bluetooth priorities is key to a seamless experience.