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Service bulletin LI27-20-P-051537

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 id10043811
Published by NHTSA2012-04-27
Manufacturer's numberLI27-20-P-051537
Manufacturer's date2012-08-07
ReplacesLI27-20P051537A
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION

NHTSA's summary

MERCEDES: VEHICLE JERKS DURING GEARCHANGE, HARD 1-2 AND 2-3 SHIFTS, TORQUE CONVERTER LOCKUP CLUTCH NOT ENGAGEABLE. MODELS 212, 216, 218, 221, 251, AND 164. MODEL YEARS NOT GIVEN. *KB UPDATED 10/11/12. *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

Transmission and driveline, Automatic transmission

Vehicles listed
MERCEDES BENZ CL CLASS2005
MERCEDES BENZ CLS CLASS2006
MERCEDES BENZ E CLASS
MERCEDES BENZ ML2011
MERCEDES BENZ R-CLASS2007
MERCEDES BENZ S CLASS

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

Other bulletins for the same vehicles and component
20051000132005-11-09. Service bulletin. FLASH TRANSMISSION CONTROL MODULE. *TT