{"nhtsa_id":10240159,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-08-02","date":"2023-07-28","document_id":"LI82.62-P-076756","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; EQUIPMENT","mfr_system":null,"summary":"Perceptible volume jumps at 15 and 10 mph. When reducing the speed of the vehicle, the volume is reduced in clearly perceptible jumps. This is particularly perceptible at a moderate basic volume (i.e. lower than typical levels of household noise). Software in sound control unit SND7 (N40/3) Currently no remedy available. Replacing the hardware will not remedy the problem! Remedy will be available with next software version for sound control unit (Q4/2023)","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10240159-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10240159-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10240159","components":[{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"MERCEDES-BENZ","model":"AMG GLC43","year_from":2022,"year_to":2023,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"AMG GLC63","year_from":2022,"year_to":2022,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"AMG GLC63 S","year_from":2022,"year_to":2023,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"GLC 300","year_from":2022,"year_to":2023,"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":[]}