# B3A11 on the 2023 Jeep Grand Cherokee

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 B3A11

- [11035160](https://open.wenmarpro.com/bulletins/11035160), 2026-07-23: Not applicable to vehicles built for US market. Flash: Hybrid Control Processor \(HCP\) / Customers must experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation SYMPTOM: the technician must find the following Diagnostic Trouble Code \(DTC\) has been set: ● B3A11\-00 \- A/C Refrigerant Expansion Valve Actuator Control Circuit Performance. Customers may experience one or more of the following: ● Low/weak 12V battery or a no start condition. ● Vehicle unable to charge while key off. This bulletin involves reprogramming the \*\*HCP/AHCP\*\* to the latest available software.
- [11028761](https://open.wenmarpro.com/bulletins/11028761), 2026-02-12: Not applicable to vehicles built for US market. Flash: Power Inverter Module \(PIM\) Flash Updates Customers must experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation SYMPTOM: the technician must find the following Diagnostic Trouble Code \(DTC\) has been set: ● B3A11\-00 \- A/C Refrigerant Expansion Valve Actuator Control Circuit Performance. Customers may experience the following: ● Low/weak 12V battery or a no start condition. ● Vehicle unable to charge while key off. This bulletin involves reprogramming the Auxiliary Hybrid Control Processor \(AHCP\) also known as Power Inverter Module \(PIM\), with the latest available software. NOTE: This new software level includes the remedy software for safety campaign 95B. If the vehicle
- [11017358](https://open.wenmarpro.com/bulletins/11017358), 2025-04-30: "A/C Blowing Warm Air Customers must experience a Malfunction Indicator Lamp \(MIL\) illumination and the vehicle must set the following Diagnostic Trouble Code \(DTC\): ● B3A11 \- A/C Refrigerant Expansion Valve Actuator Control Circuit Performance. Customer may also comment on the following: ● A/C system blowing warm air. This bulletin involves replacing the battery chiller."
- [11017149](https://open.wenmarpro.com/bulletins/11017149), 2025-04-23: "A/C Blowing Warm Air Customers must experience a Malfunction Indicator Lamp \(MIL\) illumination and the vehicle must set the following Diagnostic Trouble Code \(DTC\): ● B3A11 \- A/C Refrigerant Expansion Valve Actuator Control Circuit Performance. Customer may also comment on the following: ● A/C system blowing warm air. This bulletin involves replacing the battery chiller."
- [11016340](https://open.wenmarpro.com/bulletins/11016340), 2025-04-02: AC REFRIGERANT EXPANSION VALVE ACTUATORAC INOP With DTC B3A11 \- AC REFRIGERANT EXPANSION VALVE ACTUATOR CONTROL PERFORMANCE
- [11016058](https://open.wenmarpro.com/bulletins/11016058), 2025-03-28: AC INOP With DTC B3A11 \- AC REFRIGERANT EXPANSION VALVE ACTUATOR CONTROL PERFORMANCE
- [11015611](https://open.wenmarpro.com/bulletins/11015611), 2025-03-14: AC INOP With DTC B3A11 \- AC REFRIGERANT EXPANSION VALVE ACTUATOR CONTROL PERFORMANCE
- [11015025](https://open.wenmarpro.com/bulletins/11015025), 2025-03-05: AC INOP With DTC B3A11 \- AC REFRIGERANT EXPANSION VALVE ACTUATOR CONTROL PERFORMANCE
- [11006542](https://open.wenmarpro.com/bulletins/11006542), 2024-08-21: AC INOP With DTC B3A11 \- AC REFRIGERANT EXPANSION VALVE ACTUATOR CONTROL PERFORMANCE