Sorry, the NHTSA has not posted this TSB document yet.
You can still get the detailed info from Mercedes-Benz for this TSB. Call your local Mercedes-Benz dealer's service department & ask for a copy of TSB# TSB-2009020004.
MERCEDES: IT HAS BEEN DETERMINED THAT THE TELE AID MAY NOT FUNCTION PROPERLY AS A RESULT OF A HARDWARE FAULT IN THE TELE AID CONTROL MODULE. IF THIS CONDITION EXISTS AN INSTRUMENT CLUSTER MESSAGE OF NO SERVICE AND TELE AID INOPERABLE WILL BE SEEN. *PE
