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Service bulletin LI27.20-P-055758

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 id10135966
Published by NHTSA2018-05-07
Manufacturer's numberLI27.20-P-055758
Manufacturer's date2014-05-12
NHTSA componentPOWER TRAIN

NHTSA's summary

Friction power of torque converter lockup clutch is too high (FC 2783) or actuation of torque converter lockup clutch not possible (FC 0741)

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Transmission and driveline

Vehicles listed
MERCEDES BENZ CL2162007 to 2008
MERCEDES BENZ CLS2182014
MERCEDES BENZ G4632011 to 2013
MERCEDES BENZ GL1662011 to 2014
MERCEDES BENZ GLK2042011 to 2014
MERCEDES BENZ S2222016
MERCEDES BENZ SL2312011 to 2013
MERCEDES-BENZ C2042011 to 2014
MERCEDES-BENZ CLS2182011 to 2013
MERCEDES-BENZ E2072011 to 2017
MERCEDES-BENZ E2122011 to 2014
MERCEDES-BENZ M1662010 to 2014
MERCEDES-BENZ SLK1722011 to 2017

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