July 1, 2021 Service bulletin

Radio Enhancements

Jeep technical service bulletin 0811021 for 2021 Jeep Grand Cherokee.

Bulletin number: 0811021
Component: Electrical system
Summary: Radio Enhancements This bulletin involves inspecting the software level and updating the software if needed. The software will be updated to R17.83. Customers may experience one or more of the following: Ticking noise coming from audio. Rear temperature bar on rear climate page disappears. Apple Carplay® not connecting to iPhone®. App crashes. Temperature and slider bars missing on comfort screen. Selectable tire fill assist does not reflect unit change if unit is changed in settings

Owners of these vehicles have filed 115 complaints in the electrical category.

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