{"nhtsa_id":10236915,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-05-30","date":"2023-04-14","document_id":"0809423","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"Flash: Radio Frequency Hub Module (RFHM) Updates The customer may describe that they heard about these vehicles that can be unlawfully driven away by thieves when they are able to program new key fobs through the RFHM. Software enhancement include: ? Update to the RFHM software to prevent hackers from programming their own key fob to the vehicle. ? This is intended to deter an unwanted drive off of the vehicle without the customers knowledge.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10236915-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10236915-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10236915","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"JEEP","model":"GRAND CHEROKEE","year_from":2020,"year_to":2020,"match":"exact","vehicle_ids":["2020_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":[]}