Mercedes-Benz C230 2003–2005 — technical service bulletin
Bulletin 2008020002 · NHTSA communication 10027826 · issued Aug 1, 2008
Technical service bulletin
communication type
Engine and Engine Cooling
component
2003–2005
model years
3
vehicle entries
Official summary
Mercedes-benz: daimler ag has determined that the engine vent hose on subject vehicles may not conform to specifications. Cracks may develop in the vent hose over time and in the worst case result in a rough running engine. *pe
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.