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Service bulletin FSB-258-027

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 id10040695
Published by NHTSA2011-09-08
Manufacturer's numberFSB-258-027
Manufacturer's date2011-05-01
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM; FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY

NHTSA's summary

MACK TRUCKS: THE FUEL LEVEL GUAGE MAY READ INCORRECTLY WHEN THE VEHICLE IS FILLED. *RM

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, Exhaust and emissions, Fuel system, Fuel tank

Vehicles listed
MACK LEU2008 to 2011
MACK MRU2008 to 2011

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