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Service bulletin 3931

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 id10011717
Published by NHTSA2005-01-31
Manufacturer's number3931
Manufacturer's date2004-12-10
NHTSA componentSTRUCTURE:BODY:ROOF AND PILLARS

NHTSA's summary

VARIO ROOF CANNOT BE OPENED/CLOSED VIA INFRARED FUNCTION. (MERCEDES BENZ 171) *JB

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

Body and frame

Vehicles listed
UNKNOWN UNKNOWN

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