Home › Forums › Stay Dirty Lounge › Service and Repair Questions Answered Here › horn, panic horn and flashers when panic button is pressed are not working › Reply To: horn, panic horn and flashers when panic button is pressed are not working January 29, 2021 at 11:57 am #988455 Dave TidmanParticipant Have you done a scan of all the modules in the vehicle? That should give you some direction. It could be an issue in the BCM.