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Service bulletin PI 0855

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 id10083104
Published by NHTSA2016-10-20
Manufacturer's numberPI 0855
Manufacturer's date2014-11-17
NHTSA componentELECTRICAL SYSTEM:SOFTWARE

NHTSA's summary

OBD2013 SOFTWARE UPDATES. SOFTWARE UPDATES WITH ENHANCEMENTS ARE AVAILABLE FOR THE ENGINE CONTROL MODULE (ECM) AND AFTERTREATMENT CONTROL MODULE (ACM) FOR MACK MP7, MP8 AND MP10 ENGINES ON OBD2013 VEHICLES BUILT FROM FEBRUARY 1, 2013 TO FEBRUARY 6, 2014.

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

Electrical system, Software

Vehicles listed
MACK CHU2014 to 2015
MACK CXU2014 to 2015
MACK GU2014 to 2015
MACK LEU2014 to 2015
MACK MRU2014 to 2015
MACK TD2014 to 2015

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