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March 10, 2026 Service bulletin

Flash: Global Telematics Box Module (TBM) Updates Customers must experience a Malfunction Indicator Lamp...

Jeep technical service bulletin 08-106-26 for 2024 Jeep Wagoneer and 2024 Jeep Grand Wagoneer.

Bulletin number
08-106-26
Component
Electrical system
Summary
Flash: Global Telematics Box Module (TBM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● B22A9-96 - ECU Internal Performance-Component Internal Failure. ● B1560-11 - Cellular Antenna 1-Circuit Short To Ground. ● B1560-13 - Cellular Antenna 1-Circuit Open. ● B1561-11 - Cellular Antenna 2-Circuit Short To Ground. ● B1561-13 - Cellular Antenna 2-Circuit Open. ● B1562-14 - GPS Antenna-Circuit Short To Ground Or Open. The customer may experience the following: ● Uconnect Box requires service message at start up on the display screen. This bulletin involves reprogramming the TBM with the latest available software.

Owners of these vehicles have filed 50 complaints in the electrical category.

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