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Service bulletin PI-0772

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 id10044333
Published by NHTSA2012-06-13
Manufacturer's numberPI-0772
Manufacturer's date2012-05-01
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:DIESEL

NHTSA's summary

MACK: ON CERTAIN TRUCK CHASSIS, DUE TO A POTENTIAL CRACKING FROM THERMAL EXPANSION, THE AFTERTREATMENT DPF (DIESEL PARTICULATE FILTER) COMBUSTION MODULES ARE BEING REPLACED. MODELS LEU, MRU, MP7. MODEL YEAR 2010. *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 LEU2010
MACK MRU2010

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