Radio Over The Air Software Version Updates
This bulletin provides information regarding the latest Flash Over The Air (FOTA) update and provides the service technician an overview of the steps a customer will need to take to complete the update. The radio software will be updated for (DT and HD trucks) from S21C.6 to S21D.5 and for (WS) from S21B.5 to S21D.5.The national launch for the FOTA is expected to begin December 22, 2021.
Customers may experience one or more of the following:Hissing, water sprinkler or salt shaker noise(WS only). Apple Carplay® concerns. Black screen. Loud buzzing noise followed by radio reboot. Unable to switch between media sources while playing SXM®. Radio shows screen off when comfort popup appears. Phone won't reconnect when connection is lost. Delete device in settings menu doesn't work. App pages have black background. Radio does not fall asleep with ignition off. Radio unresponsive. CarPlay® will not connect.
