WenmarOpen by Wenmar Pro

Service bulletin E191

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 id10144959
Published by NHTSA2018-09-24
Manufacturer's numberE191
Manufacturer's date2018-08-07
NHTSA componentENGINE

NHTSA's summary

Non-Safety Campaign: PACCAR MX-13 Model Year 2017 engine may have a failed engine brake spring capsule. This issue may cause low power and/or torque contribution faults.

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

Vehicles listed
PACCAR MX-132017

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