{"nhtsa_id":11035160,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-07-23","date":"2026-07-14","document_id":"08-045-26 REV. A","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"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.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11035160-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11035160-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11035160","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":["B3A11"],"topics":[],"vehicles":[{"make":"JEEP","model":"GRAND CHEROKEE 4XE","year_from":2023,"year_to":2023,"match":"base","vehicle_ids":["2023_jeep_grand-cherokee"]}],"as_of":"2026-10-19","note":"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.","attribution":[]}