# B1A0A on the 2025 Jeep Grand Cherokee L

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.

This code is specific to a manufacturer and is not described here.

## Bulletins for this model year that name B1A0A

- [11025627](https://open.wenmarpro.com/bulletins/11025627), 2025-11-19: Flash: Radio Frequency Hub Module \(RFHM\) Updates \*\*Customers have experienced: ● Intermittent key fob detection. ● Possible dead batteries in key fobs. ● Proximity Wake\-Up \(welcome feature\) does not activate at times. ● Key fob not detected when inside vehicle.\*\* ● Uconnect app requests not functioning \(lock/unlock, remote start functions\). The following software enhancements are also included: ● DTCs B1A7D and B1A0A\-00 robustness improvements. This bulletin involves updating the RFHM module with the latest available software.
- [11020777](https://open.wenmarpro.com/bulletins/11020777), 2025-07-17: Diagnostic Trouble Code \(DTC\) B1A0A\-00 Remote Keyless Entry \(RKE\) FOB 3 Performance
- [11019607](https://open.wenmarpro.com/bulletins/11019607), 2025-06-18: "Keyfob WL/WS/LB Key fobs unable to be programmed at dealers. Please check current stock and verify a Blue ""OK"" mark on part label. If not present send part back to Mopar under RMA 8925\-792 and replace with clean stock from Mopar. Some vehicles may exhibit DTC B1A0A\-00 that has set erroneously and with no associated owner complaints. It is not recommended to replace any parts for this concern, all service parts will perform the same. Engineering is aware of a software issue that may set this false DTC for FOB 3 Performance when there may not even be a FOB 3 programmed to the vehicle. A software update is expected to be released within the 1st quarter of 2025 to correct this concern."
- [11017080](https://open.wenmarpro.com/bulletins/11017080), 2025-04-16: "Keyfob WL/WS/LB Key fobs unable to be programmed at dealers. Please check current stock and verify a green check mark on part label. If not present send part back to Mopar under RMA 8925\-792 and replace with clean stock from Mopar. Some vehicles may exhibit DTC B1A0A\-00 that has set erroneously and with no associated owner complaints. It is not recommended to replace any parts for this concern, all service parts will perform the same. Engineering is aware of a software issue that may set this false DTC for FOB 3 Performance when there may not even be a FOB 3 programmed to the vehicle. A software update is expected to be released within the 1st quarter of 2025 to correct this concern."
- [11016938](https://open.wenmarpro.com/bulletins/11016938), 2025-04-10: "Key Fob Some vehicles may exhibit DTC B1A0A\-00 that has set erroneously and with no associated owner complaints. It is not recommended to replace any parts for this concern, all service parts will perform the same. Engineering is aware of a software issue that may set this false DTC for FOB 3 Performance when there may not even be a FOB 3 programmed to the vehicle. A software update is expected to be released within the 1st quarter of 2025 to correct this concern."