Service bulletins for the 2023 Jeep Grand Cherokee L
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
335 on file from NHTSA, as of 2026-10-19.
About B22A9 on the 2023 Jeep Grand Cherokee L: what the code means, and the bulletins and recalls about the same components.
By type
By component
By trouble code
Only bulletins with trouble code: B22A9 are shown. Show all
| S2508000100 | 2025-11-13. Service bulletin. ELECTRICAL SYSTEM. Intermittent Uconnect Box Requires Service Message. TBM Setting Stored Or Pending DTCs B22A9, B1560, B1561, B1562 |
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| 08-030-25 | 2025-02-04. Service bulletin. ELECTRICAL SYSTEM. "Flash: Integrated Dual Charging Module (IDCM) Enhancements **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):** ● B22A9-64 - 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 experience the following: ● Vehicle will not charge." |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.