{"nhtsa_id":11031582,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-04-27","date":"2026-04-20","document_id":"LI82.85-P-080507","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"Complaint After successful commissioning of the HERMES control unit (N112/9) with XENTRY Diagnosis DVD 03/2026, the message \"SOS - service not activated\" appears on the instrument cluster. In addition, the following two conditions are also met: • HERMES (N112/9) control unit: event code B15CE00 is ACTIVE and STORED (A+S) • Vehicle Documentation System: For the HERMES control unit, the EID1, EID2, ICCID, IMEI, IMSI, TELNR fields in the \"Identification/Serial number\" column have the value \"-\" Cause Still under analysis Remedy Recommissioning of the HERMES control unit (N112/9) using XENTRY Diagnosis version 12/2025. This is mandatory: XENTRY→ \"N112/9 - Control unit for telematics services (HERMES)\" -> \"Adaptations\" -> \"Control unit commissioning\" -> \"Commissioning of previously installed control unit\"","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11031582-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11031582-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11031582","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":["B15CE"],"topics":[],"vehicles":[{"make":"MERCEDES BENZ","model":"G500","year_from":2002,"year_to":2008,"match":null,"vehicle_ids":[]},{"make":"MERCEDES BENZ","model":"G550","year_from":2009,"year_to":2009,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"AMG G 55","year_from":2003,"year_to":2004,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"AMG G63","year_from":2013,"year_to":2024,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"AMG G65","year_from":2016,"year_to":2018,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"G 550","year_from":2019,"year_to":2025,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"G550","year_from":2010,"year_to":2011,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"G550","year_from":2013,"year_to":2018,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"G63","year_from":2013,"year_to":2017,"match":null,"vehicle_ids":[]}],"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":[]}