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Service bulletin FSB 213-002

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 id10090649
Published by NHTSA2017-02-07
Manufacturer's numberFSB 213-002
Manufacturer's date2017-01-27
NHTSA componentENGINE

NHTSA's summary

IN SOME INSTANCES THE EXHAUST ROCKER PISTON CAP SCREW MAY BECOME LOOSE AND BACK OUT CAUSING LOSS OF ENGINE COMPRESSION, OR A MECHANICAL INJECTOR DIAGNOSTIC TROUBLE CODE (DTC).

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
MACK CHU2008 to 2018
MACK CXU2008 to 2018
MACK GU2008 to 2018
MACK TD2008 to 2018

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