WenmarOpen by Wenmar Pro

Service bulletin ESB E143

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 id10076124
Published by NHTSA2016-07-07
Manufacturer's numberESB E143
Manufacturer's date2016-08-11
NHTSA componentEQUIPMENT

NHTSA's summary

Under-torqued Oil Feed Pipe Bolts Kenworth has determined that the turbocharger oil feed pipe installed on your vehicle did not meet our quality standards.

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

Equipment and accessories

Vehicles listed
KENWORTH KENWORTH

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