{"nhtsa_id":11014481,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-02-25","date":"2025-02-20","document_id":"08-040-25","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":"Integrated Trailer Control Module","summary":"\"Flash: Integrated Trailer Control Module (ITCM) Updates Customers may comment on the following: ● When driving the vehicle, the trailer brake gain screen will pop up in the Instrument Panel Cluster (IPC) for a few seconds (same screen that would pop up if you squeeze the trailer brake manual lever control under the steering wheel), however no activation is made by the driver at all. No additional brake power is applied to the vehicle during the pop up event. This bulletin involves updating the ITCM with the latest available software \"","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11014481-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11014481-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11014481","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"JEEP","model":"GRAND WAGONEER","year_from":2023,"year_to":2023,"match":"exact","vehicle_ids":["2023_jeep_grand-wagoneer"]},{"make":"JEEP","model":"WAGONEER","year_from":2023,"year_to":2023,"match":"exact","vehicle_ids":["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":[]}