Flash: Global Telematics Box Module (TBM) Updates Customers must experience a Malfunction Indicator Lamp...
Jeep technical service bulletin 08-011-26 for 2025 Jeep Grand Cherokee, 2025 Jeep Grand Cherokee L and 2025 Jeep Grand Cherokee 4xe.
- Bulletin number
- 08-011-26
- Component
- Electrical system
- Summary
- Flash: Global Telematics Box Module (TBM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● B22A9-96 - ECU Internal Performance-component Internal Failure. ● B1560-13 - Cellular Antenna 1-circuit Open. ● B1561-13 - Cellular Antenna 2-circuit Open. ● B1562-13 - GPS Antenna-circuit Open. Customers may experience the following: ● Uconnect Box requires service message at start up. This bulletin involves reprogramming the TBM with the latest available software.
Owners of these vehicles have filed 46 complaints in the electrical category.
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