Jeep Grand Cherokee 2024–2026 — technical service bulletin
Bulletin OTHERDOC_149 · NHTSA communication 11023183 · issued Sep 9, 2025
Technical service bulletin
communication type
Electrical System
component
2024–2026
model years
15
vehicle entries
Official 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 ].
Vehicles covered
- 2024 Jeep Grand Cherokee
- 2025 Jeep Grand Cherokee
- 2026 Jeep Grand Cherokee
- 2024 Jeep Grand Cherokee 4XE
- 2025 Jeep Grand Cherokee 4XE
- 2026 Jeep Grand Cherokee 4XE
- 2024 Jeep Grand Cherokee L
- 2025 Jeep Grand Cherokee L
- 2026 Jeep Grand Cherokee L
- 2024 Jeep Grand Wagoneer
- 2025 Jeep Grand Wagoneer
- 2026 Jeep Grand Wagoneer
- 2024 Jeep Wagoneer
- 2025 Jeep Wagoneer
- 2026 Jeep Wagoneer
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.