WenmarOpen by Wenmar Pro

Service bulletin 052012

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10010136
Published by NHTSA2004-11-04
Manufacturer's number052012
Manufacturer's date2008-06-25
Replaces052012B
NHTSA componentENGINE AND ENGINE COOLING:ENGINE

NHTSA's summary

CHECK ENGINE LIGHT WITH VARIOUS CODES / OIL LEAKING FROM ENGINE WIRING HARNESS. MERCEDES-BENZ MODELS 170 AND 203. MODEL YEAR UNKNOWN. *TT UPDATE. *TT MODEL YEARS SLK 230 (1998-2004) AND C230, CL (2001-2006). UPDATED 9/24/08. *PE

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Engine

Vehicles listed
UNKNOWN UNKNOWN

Listing a model year does not mean every vehicle of it is concerned: the document says which.