Mercedes-Benz C300 2008–2010 — technical service bulletin
Bulletin LI-72-20 · NHTSA communication 10037988 · issued Dec 8, 2010
Technical service bulletin
communication type
Structure
component
2008–2010
model years
10
vehicle entries
Official summary
Mercedes-benz: on rough roads there is a knocking noise in the liftgate area. The stop buffers are too hard and are creating the noise during vibration. *rm
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.