{"nhtsa_id":11034045,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-06-25","date":"2026-06-05","document_id":"NCU - 2026050007","mfr_campaign":null,"replaces":null,"component":"UNKNOWN OR OTHER","mfr_system":null,"summary":"Update Digital Operator's Manual. 1. Connect XENTRY Diagnosis. 2. Update Digital Operator's Manual. To do this, select menu item \"Quick test view → A26/17 - MBUX multimedia system (head unit) → Adaptations → Control unit update → Update control unit software\". Then follow the user guidance in XENTRY Diagnosis. The Digital Operator's Manuals are downloaded automatically via Retail Data Storage to XENTRY Diagnosis to match the affected vehicle. 3. Disconnect XENTRY Diagnosis.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11034045-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11034045-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11034045","components":[],"codes":[],"topics":[],"vehicles":[{"make":"MERCEDES-BENZ","model":"AMG GLA 35 4MATIC","year_from":2026,"year_to":2026,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"GLA 250","year_from":2026,"year_to":2026,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"GLA 250 4MATIC","year_from":2026,"year_to":2026,"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":[]}