Mercedes-Benz AMG C43 2020 — technical service bulletin
Bulletin LI82.85-P-070565 · NHTSA communication 10176666 · issued May 19, 2020
Technical service bulletin
communication type
Equipment
component
2020
model years
5
vehicle entries
Official summary
NTG5.5 Audio 20: Static noise heard after opening the door
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.