{"nhtsa_id":11031485,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-04-22","date":"2026-04-17","document_id":"LI54.30-P-080421","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"Complaint Head-up display flickers Cause Software A 40/12 - Head-up display and N133/1 - Instrument cluster (IC). Remedy Please do not replace any parts. Step1: Please add SA code 2O8 to the vehicle. Step2: Update the HUD177 to the latest SW Step3: Update the IC177M software update to the latest available version (software A1779048302 ) (E216.0)","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11031485-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11031485-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11031485","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"MERCEDES BENZ","model":"AMG GLE53 4MATIC","year_from":2026,"year_to":2026,"match":null,"vehicle_ids":[]},{"make":"MERCEDES BENZ","model":"AMG GLE63 S 4MATIC","year_from":2026,"year_to":2026,"match":null,"vehicle_ids":[]},{"make":"MERCEDES BENZ","model":"AMG GLS63 4MATIC","year_from":2026,"year_to":2026,"match":null,"vehicle_ids":[]},{"make":"MERCEDES BENZ","model":"GLE 350","year_from":2025,"year_to":2026,"match":null,"vehicle_ids":[]},{"make":"MERCEDES BENZ","model":"GLE 450E 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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":[]}