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Service bulletin FSB-221-010

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 id10052361
Published by NHTSA2013-07-18
Manufacturer's numberFSB-221-010
Manufacturer's date2013-06-01
NHTSA componentENGINE

NHTSA's summary

MACK TRUCKS: LOW OIL PRESSURE. STORED DTC SPN 100 FMI 1, DURING LONG HARD PULL CONDITIONS. *JS

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 CXU2006 to 2010
MACK GRANITE (GU)2012 to 2014
MACK GU2006 to 2011
MACK LEU2007 to 2014
MACK MRU2007 to 2014
MACK PINNACLE (CXU)2011 to 2014

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