Android Auto is an app that throws Google services such as Maps and the Assistant up onto a car's display from a USB-connected phone. However, its compatibility or stability can be variable sometimes. To this end, the developer Emil Borconi-Szedressy has invented AAWireless, which is described as a plug-and-play method to take a cable out of the equation.
https://www.notebookcheck.net/A-developer-s-crowdfunding-project-for-a-wireless-form-of-Android-Auto-beats-its-goal.492689.0.html