WenmarOpen by Wenmar Pro

Service bulletin 35-4

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 id10119500
Published by NHTSA2017-10-15
Manufacturer's number35-4
Manufacturer's date2014-09-01
NHTSA componentENGINE; POWER TRAIN

NHTSA's summary

35-4 - Breather Oil Leak on Freightliner Tandem Rear Axles

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
FREIGHTLINER FREIGHTLINER
WESTERN STAR 4900
WESTERN STAR 6900

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