{"nhtsa_id":11013297,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-01-31","date":"2025-01-31","document_id":"LI27.60-P-076554","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN; ELECTRICAL SYSTEM","mfr_system":null,"summary":"Complaint • Hard 1-2 shift • Jerky shifting • Jolting when moving off Cause Insufficient data points for the adaptation limits algorithm Remedy Problem will be rectified with a new SW release Until the SW release is available, (No current ETA) please carry out the following: • Check the transmission oil level and correct if necessary • Rinse the valves a minimum of 3 times via XENTRY • Perform a stationary standstill adaptation, then collect EEPROM data If the problem persists, please perform driving adaptations of 4-5 at least ten to fifteen times: : • Level track (no incline/decline) • Slippery drive program • Display the torque in the instrument cluster: The torque must be between 100 and 250 Nm, preferably closer to the maximum torque • Constant engine torque • Engine speed under 2500 rpm • Do not shift via paddle • Collect a new EEPROM data after all adaptions are complete If the problem persists, please create a TIPS case. With both EEPROM files","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11013297-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11013297-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11013297","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"MERCEDES-BENZ","model":"AMG C43","year_from":2023,"year_to":2024,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"AMG SL43","year_from":2023,"year_to":2024,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"C 300","year_from":2022,"year_to":2024,"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":[]}