WenmarOpen by Wenmar Pro

Service bulletin LI01 20-P-066784

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 id10158287
Published by NHTSA2019-04-15
Manufacturer's numberLI01 20-P-066784
Manufacturer's date2017-07-20
NHTSA componentPOWER TRAIN; ENGINE

NHTSA's summary

Whistling or Squeaking Noise in Engine Compartment From Drive Belt Area

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

Engine, Transmission and driveline

Vehicles listed
MERCEDES-BENZ MERCEDES-BENZ

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