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July 14, 2026 Service bulletin

Not applicable to vehicles built for US market

Jeep technical service bulletin 08-045-26 REV. A for 2023 Jeep Grand Cherokee 4xe.

Bulletin number
08-045-26 REV. A
Component
Electrical system
Summary
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.

Owners of these vehicles have filed 47 complaints in the electrical category.

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