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Service bulletin E273

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 id10235719
Published by NHTSA2023-05-05
Manufacturer's numberE273
Manufacturer's date2023-04-06
NHTSA componentENGINE AND ENGINE COOLING

NHTSA's summary

Canadian Registered Chassis Only, PACCAR MX-13 and MX-11 Fix-As-Fail Notification Fix-As-Fail – Per Environment and Climate Change Canada (ECCC) regulations and guidance (Canadian Environmental Protection Act, 1999 (CEPA)), a letter has been provided to owners of Canadian registered chassis that provides a list of emissions components that have been reported (to ECCC) as having a defect.

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-112016 to 2018
PACCAR MX-132013 to 2018

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