Mercedes-Benz ML350 2007 — technical service bulletin
Bulletin 2007040007 · NHTSA communication 10022551 · issued Aug 1, 2007
Technical service bulletin
communication type
Engine and Engine Cooling
component
2007
model years
3
vehicle entries
Official summary
Replace left engine oil line (m156 engine). *kb updated on 10/03/07. *nj
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.