Check a VIN

September 9, 2025 Over-the-air update

Global Telematics Box Module Over The Air Update from R5C1 and R5O1 to R5T TBM2.H Software Version (FOTA)...

Jeep technical service bulletin OTHERDOC_149 for 2024-2026 Jeep Grand Cherokee, 2024-2026 Jeep Wagoneer and 2024-2026 Jeep Grand Cherokee L and others.

Bulletin number
OTHERDOC_149
Component
Electrical system
Summary
Global Telematics Box Module Over The Air Update from R5C1 and R5O1 to R5T TBM2.H Software Version (FOTA) Customers may experience one or more of the following: - Error display of "Uconnect Box Requires Service" popups; [ TBM DTCs B1560, B1561, B1562 - Antenna loose connection ]. - TBM sleep mode not working causing battery drain in some cases. - Error display of "Uconnect Box Requires Service/Wifi Unavailable" pop ups; [ TBM DTC B22A9-96 Internal Performance Failure ].

Owners of these vehicles have filed 258 complaints in the electrical category.

Vehicles covered

VIN decoder

See the problems and recalls for an exact car

Buying a used Jeep Grand Cherokee?

Check the exact car before you pay: accidents, salvage or flood titles, odometer readings and previous owners.

Check its history