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Service bulletin SP-258-022

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 id10040713
Published by NHTSA2011-09-09
Manufacturer's numberSP-258-022
Manufacturer's date2011-02-01
NHTSA componentFUEL SYSTEM, OTHER:FUEL FILTER

NHTSA's summary

MACK TRUCKS: INFORMATION ON THE ADJUSTMENT OF THE AFTERTREATMENT COMBUSTION AIR INLET ORIFICE. *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

Fuel system, Fuel filter

Vehicles listed
MACK LEU2007 to 2011
MACK MRU2007 to 2011

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