{"nhtsa_id":11024591,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-10-29","date":"2025-10-18","document_id":"08-322-25 REV. A","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"Security Gateway Module (SGW) Software Update Customers may experience one or more of the following: ● SGW module is not responding to diagnostics and showing offline. ● If message for FOTA apprears, then a manual flash is required for SGW update. ● Diagnostic Trouble Code (DTC) U3033 - 00 Control module security certificate Missing/Invalid is active or stored and cannot clear. This DTC will not turn on the Malfunction Indicator Light (MIL).","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11024591-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11024591-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11024591","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":["U3033"],"topics":[],"vehicles":[{"make":"RAM","model":"3500","year_from":2026,"year_to":2026,"match":"exact","vehicle_ids":["2026_ram_3500"]}],"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":[]}