{"nhtsa_id":11022009,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-08-21","date":"2025-08-16","document_id":"08-266-25","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"Not applicable to vehicles built for US market. R1H Radio U33.43 USB Software Update Customers may comment on one or more of the following: ● WI-FI Software update pop up is being triggered in non connected vehicles. ● Vehicle Forward Collision Warning must have two options: OFF/ Warning + Active Braking. ● Temperature shows at upper left and right of center display highlights opposite side of what temperature hard switch is pressed. Affects RHD only. ● With key on and radio on, The radio display freezes then restarts. ● Radio is taking more than one minute to start after starting the engine. ● System displays a blank screen in E-Hybrid tab when user switches into dark-theme mode This bulletin involves inspecting and if required, updating the radio software level to U33.43. Depending on the radio’s current software level the radio may need a one or two step USB update","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11022009-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11022009-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11022009","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 CHEROKEE 4XE","year_from":2021,"year_to":2023,"match":"base","vehicle_ids":["2021_jeep_grand-cherokee","2022_jeep_grand-cherokee","2023_jeep_grand-cherokee"]},{"make":"JEEP","model":"GRAND CHEROKEE L","year_from":2021,"year_to":2023,"match":"exact","vehicle_ids":["2021_jeep_grand-cherokee-l","2022_jeep_grand-cherokee-l","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":[]}