Mercedes-Benz C 300 2022 — technical service bulletin
Bulletin LI42.10-P074952 · NHTSA communication 10214957 · issued Jun 9, 2022
Technical service bulletin
communication type
Service Brakes
component
2022
model years
1
vehicle entries
Official summary
Complaint There is a rhythmic thumping noise coming from the front end during braking. See example audio file. Attachments File Description New Recording.m4a Cause Under investigation. Note: there is no adverse affect to braking ability. Remedy Please create a PTSS case. The following will be required for analysis: â ¢ Clear pictures of the front and back of the pads and discs â ¢ Clear video/audio file of the symptom
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.