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Service bulletin E317

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 id10254155
Published by NHTSA2024-05-04
Manufacturer's numberE317
Manufacturer's date2024-04-30
NHTSA componentENGINE AND ENGINE COOLING; POWER TRAIN; FUEL SYSTEM, DIESEL

NHTSA's summary

Certain chassis that completed the E310 software update and received the specified in-tank additive may require additional doses of the in-tank additive. This bulletin covers additional additive eligibility criteria and filing.

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, Fuel system, Transmission and driveline

Vehicles listed
PACCAR MX-112021
PACCAR MX-132021

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