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Service bulletin E156

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 id10096916
Published by NHTSA2017-04-05
Manufacturer's numberE156
Manufacturer's date2017-01-31
NHTSA componentENGINE

NHTSA's summary

NON-SAFETY CAMPAIGN: MY2016 PRE-SERIES PACCAR MX-11 ENGINES WERE BUILT WITH COMPONENTS THAT ARE NO-LONGER EMISSIONS COMPLIANT. THESE ENGINES MUST BE UPDATED WITH REPLACEMENT, EPA-COMPLIANT COMPONENTS.

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

Engine

Vehicles listed
PACCAR MX-112016

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