Mercedes-Benz S550 2007 — technical service bulletin
Bulletin 322047 · NHTSA communication 10021577 · issued Apr 28, 2008
Technical service bulletin
communication type
Suspension
component
2007
model years
1
vehicle entries
Official summary
Knocking noise from the front axle. Mercedes benz. Model s550. *kb updated 6/4/08. *nj
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.