Diagnostic Aids

WARNING: This page is about a different car, the 2018 GMC Terrain and 2018 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.

Verify the device is Bluetooth paired to the vehicle before launching Android Auto
Android Auto will only automatically launch the first time it is time it is connected to the system within a key cycle.
It is required the device be connected to the vehicles USB port. It is recommended to use the device's factory provided USB cable. Aftermarket or third - party cables may not work.
Before launching Android Auto verify transmission is in park.
Visit for a list of Android Auto compatible apps. This does not guarantee the functionality of the app.
Listed below are some common Android Auto Error Messages or Error Codes -
- Google Play Services error: Android Auto could not connect with Google Play Services
  Likely cause: Something went wrong while setting up Android Auto.
  
  Suggested solutions:
  - Connect your phone to your vehicle with a USB cable first, before attempting to open the Android Auto app on your phone.
  - After you have connected your phone to the vehicle open Android Auto and follow the getting started flow and accept all permissions.
  - If it still does not work, uninstall Google Play Services update and re-update then follow the steps above.
- Communication error 8: Authentication failed between the car and the phone.
  Likely cause: This is most likely caused by the incorrect date and time on the radio.
  
  Suggested solutions: Disconnect your phone from the vehicle. In radio settings set the correct date, time, time zone, daylight saving. Make sure it matches the settings on your phone.
- Communication error 12: Vehicle is not responding
  Likely cause: Transient software failure. If this occurs frequently it could be caused by a faulty USB cable.
  
  Suggested solution: Try a new USB cable approved by the manufacture.