{"vehicle":{"id":"2025_jeep_grand-cherokee","year":2025,"make":"Jeep","model":"Grand Cherokee"},"code":"B22A9","generic":false,"description":null,"bulletins":{"as_of":"2026-10-19","count":8,"bulletins":[{"nhtsa_id":11034892,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-07-08","date":"2026-07-03","document_id":"08-059-26 REV. A","mfr_campaign":null,"component":"ELECTRICAL SYSTEM","summary":"Flash: Integrated Dual Charge Module (IDCM) 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): ● **B22A9-87 - ECU Internal Performance-Missing Message. ● P0D21-00 - Battery Charger \"A\" Output Voltage Too Low.** ● B22A9-16 - ECU Internal Performance - Circuit Voltage Below Threshold. ● B22A9-17 - ECU Internal Performance - Circuit Voltage Above Threshold. ● B22A9-19 - ECU Internal Performance - Overcurrent. ● B22A9-42 - ECU Internal Performance - General Memory Failure. ● B22A9-64 - ECU Internal Performance - Signal Plausibility Failure. Customers may also experience the following: ● The vehicle will not charge. This bulletin involves reprogramming the IDCM with the latest available software.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11034892-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11034892-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11034892"},{"nhtsa_id":11034891,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-07-08","date":"2026-07-03","document_id":"08-055-26 REV. A","mfr_campaign":null,"component":"ELECTRICAL SYSTEM","summary":"Flash: Integrated Dual Charge Module (IDCM) 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): ● **B22A9-87 - ECU Internal Performance-Missing Message. ● P0D21-00 - Battery Charger \"A\" Output Voltage Too Low.** ● B22A9-42 - ECU Internal Performance-General Memory Failure. ● B22A9-64 - ECU Internal Performance - Signal Plausibility Failure. ● B22A9-16 - ECU Internal Performance - Circuit Voltage Below Threshold. ● B22A9-17 - ECU Internal Performance - Circuit Voltage Above Threshold. ● B22A9-19 - ECU Internal Performance - Overcurrent. Customers may also comment on the following: ● The vehicle will not charge. This bulletin involves reprogramming the IDCM with the latest available software.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11034891-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11034891-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11034891"},{"nhtsa_id":11030230,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-03-25","date":"2026-03-17","document_id":"08-011-26 REV.A","mfr_campaign":null,"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): ● **B1562-14 - GPS Antenna-Circuit Short To Ground Or Open. ● B1561-11 - Cellular Antenna 2-Circuit Short To Ground. ● B1560-11 - Cellular Antenna 1-Circuit Short To Ground.** ● B22A9-96 - ECU Internal Performance-Component Internal Failure. ● B1560-13 - Cellular Antenna 1-Circuit Open. ● B1561-13 - Cellular Antenna 2-Circuit 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.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11030230-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11030230-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11030230"},{"nhtsa_id":11030205,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-03-25","date":"2026-03-17","document_id":"08-011-26 REV.A","mfr_campaign":null,"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): ● **B1562-14 - GPS Antenna-Circuit Short To Ground Or Open. ● B1561-11 - Cellular Antenna 2-Circuit Short To Ground. ● B1560-11 - Cellular Antenna 1-Circuit Short To Ground.** ● B22A9-96 - ECU Internal Performance-Component Internal Failure. ● B1560-13 - Cellular Antenna 1-Circuit Open. ● B1561-13 - Cellular Antenna 2-Circuit 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.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11030205-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11030205-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11030205"},{"nhtsa_id":11028865,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-02-19","date":"2026-02-11","document_id":"08-055-26","mfr_campaign":null,"component":"ELECTRICAL SYSTEM","summary":"Flash: Integrated Dual Charge Module (IDCM) 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): ● B22A9-42 - ECU Internal Performance-General Memory Failure. ● B22A9-64 - ECU Internal Performance - Signal Plausibility Failure. ● B22A9-16 - ECU Internal Performance - Circuit Voltage Below Threshold. ● B22A9-17 - ECU Internal Performance - Circuit Voltage Above Threshold. ● B22A9-19 - ECU Internal Performance - Overcurrent. Customers may also comment on the following: ● The vehicle will not charge. This bulletin involves reprogramming the IDCM with the latest available software.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11028865-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11028865-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11028865"},{"nhtsa_id":11027726,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-01-21","date":"2026-01-15","document_id":"08-011-26","mfr_campaign":null,"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.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11027726-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11027726-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11027726"},{"nhtsa_id":11025512,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-11-13","date":"2025-11-06","document_id":"S2508000100","mfr_campaign":null,"component":"ELECTRICAL SYSTEM","summary":"Intermittent Uconnect Box Requires Service Message. TBM Setting Stored Or Pending DTCs B22A9, B1560, B1561, B1562","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11025512-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11025512-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11025512"},{"nhtsa_id":11023183,"type":"over_the_air","type_name":"Over-the-air update","date_added":"2025-09-17","date":"2025-09-09","document_id":"OTHERDOC_149","mfr_campaign":null,"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 ].","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11023183-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11023183-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11023183"}],"url":"https://open.wenmarpro.com/makes/jeep/grand-cherokee/2025/bulletins?code=B22A9"},"related":{"components":[],"bulletins":[],"recalls":{"may_apply":true,"recalls":[],"lookup":{"nhtsa":"https://www.nhtsa.gov/recalls","tc":"https://wwwapps.tc.gc.ca/Saf-Sec-Sur/7/VRDB-BDRV/search-recherche/menu.aspx?lang=eng","maker":null}}},"url":"https://open.wenmarpro.com/makes/jeep/grand-cherokee/2025/codes/B22A9","note":"The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.","attribution":["Contains information licensed under the Open Government Licence – Canada."]}