{"nhtsa_id":11010251,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2024-11-07","date":"2024-11-01","document_id":"08-228-24","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":"Radio","summary":"\"R1H Radio T27.38 USB Software Update Customers may experience one or more of the following: ● Uconnect phone improvements. ● Incorrect Navigation units shown. ● Navigation feature shows no road name with a straight road at times when not setting up a navigation route. ● Missing radio stations. ● Accessibility settings are missing. ● Incorrect phone widget. ● Radio freezes. ● The Hybrid/EV screen display is blank when the user switches to the dark mode theme. ● Hybrid/EV pages are inoperative. ● Radio display is off when starting the vehicle. The display will restore to normal operation after roughly one minute of run time. (Rearview Camera (RVC) Functions Normally). ● Radio screen is black (RVC Functions Normally). ● USB mode changes on its own. ● Remotely Operated Vehicle (ROV) Firmware Over The Air (FOTA) scheduling improvements. ● Apps downloaded for one connected profile are being shared with other local profiles. ● Profile creation process is slow to respond. ● Camera soft-keys are slow to respond when selecting the reverse or forward camera displays. ● The FamCam \"\"X\"\" button is missing. ● SiriusXM radio resets. ● Radio resets. ● The RVC zoom feature lags. ● Voice Recognition (VR) is stuck in listening mode. ● Android Auto® resets. ● Android Auto® disconnects. ● Apple® CarPlay® disconnects. ● Missing battery voltage information. ● Rear Seat Alert (RSA) reminder is inoperative. ● The menu bar is missing from the display. ● The Wi-Fi application is missing. ● Music playback is inoperative. ● Invalid FOTA pop-up message displays. ● The Assisted Call features audio is inoperative. This bulletin involves updating the R1H radio software level to T27.38. \"","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2024/MC-11010251-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2024/MC-11010251-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11010251","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"JEEP","model":"GRAND CHEROKEE","year_from":2021,"year_to":2023,"match":"exact","vehicle_ids":["2021_jeep_grand-cherokee","2022_jeep_grand-cherokee","2023_jeep_grand-cherokee"]},{"make":"JEEP","model":"GRAND WAGONEER","year_from":2022,"year_to":2023,"match":"exact","vehicle_ids":["2022_jeep_grand-wagoneer","2023_jeep_grand-wagoneer"]},{"make":"JEEP","model":"WAGONEER","year_from":2022,"year_to":2023,"match":"exact","vehicle_ids":["2022_jeep_wagoneer","2023_jeep_wagoneer"]}],"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":[]}