{"nhtsa_id":11013160,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-01-28","date":"2025-01-25","document_id":"08-019-25","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":"Battery Pack Control Module","summary":"\"Flash: Battery Pack Control Module (BPCM) Diagnostic and System Updates **Customers must experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician must find that one or more of the following Diagnostic Trouble Codes (DTCs) have been set:** ● **P0B24-00 - Hybrid/EV Battery \"\"A\"\" Voltage Unstable. ● P1C5E-00 - Hybrid/EV Battery State Of Health Failed. ● P0BBE-00 - Hybrid/EV Battery Pack Voltage Variation. ● P0DAB-00 - Hybrid/EV Cell Balancing Performance.** ● P0AA4-00 - Hybrid Battery Negative Contactor Circuit Stuck Closed. ● P0AA1-00 - Hybrid/EV Battery Positive Contactor “A” Stuck Closed. Customers may also experience the following: ● Vehicle does not start. This bulletin involves updating the BPCM with the latest available software. \"","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11013160-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11013160-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11013160","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":["P0AA1","P0AA4","P0B24","P0BBE","P0DAB","P1C5E"],"topics":[],"vehicles":[{"make":"JEEP","model":"GRAND CHEROKEE","year_from":2023,"year_to":2023,"match":"exact","vehicle_ids":["2023_jeep_grand-cherokee"]},{"make":"JEEP","model":"GRAND CHEROKEE 4XE","year_from":2023,"year_to":2023,"match":"base","vehicle_ids":["2023_jeep_grand-cherokee"]},{"make":"JEEP","model":"GRAND CHEROKEE L","year_from":2023,"year_to":2023,"match":"exact","vehicle_ids":["2023_jeep_grand-cherokee-l"]}],"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":[]}