Connect the AVN head unit connectors and cable.
Install the AVN head unit.
Install the center fascia panel.
Connet the battery (-) terminal.
Make sure the AVN Head unit connectors are plugged in properly and the antenna cable is connected properly.
Installation the roof antenna.
Connect the GPS cable.
Install the rear roof trim.
Make sure that the cables and connectors are plugged in properly.
Check the AVN system.