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Service bulletin SB-2009090002

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 id10032587
Published by NHTSA2010-04-16
Manufacturer's numberSB-2009090002
Manufacturer's date2009-09-01
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:DIESEL; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR; ELECTRICAL SYSTEM:SOFTWARE; ENGINE AND ENGINE COOLING:ENGINE

NHTSA's summary

MERCEDES: UPDATE ENGINE CONTROL MODULE AND SELECTIVE CATALYTIC REDUCTION SOFTWARE. THE SOFTWARE FOR THE ENGINE CONTROL MODULE AND SELECTIVE CATALYTIC REDUCTION MAY NOT MEET CURRENT PRODUCTION SPECIFICATIONS. AS A RESULT THE OBD SYSTEM MAY NOT FUNCTION CORRECTLY. *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

Electrical system, Engine, Exhaust and emissions, Catalytic converter, Software

Vehicles listed
MERCEDES BENZ GL3202009
MERCEDES BENZ ML3202009
MERCEDES BENZ R3202009

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