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Service bulletin SB 214054

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 id10025567
Published by NHTSA2008-08-21
Manufacturer's numberSB 214054
Manufacturer's date2008-05-20
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:DIESEL

NHTSA's summary

SUPPLEMENTAL AIR VALVE AND FITTING ARRANGEMENTS - NON-CATALYZED DPF. (DOES NOT APPLY TO MACK TRUCKS AUSTRALIA). *PE

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 LEU2008
MACK MRU2008

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