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Service bulletin PI 0875

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 id10090661
Published by NHTSA2017-02-07
Manufacturer's numberPI 0875
Manufacturer's date2017-01-30
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM

NHTSA's summary

CERTAIN MACK CHU, CXU, AND GU TRUCKS BUILT BETWEEN 10/03/2016 AND 11/07/2016 MAY EXPERIENCE A COOLANT LEAKAGE ISSUE WITH THE AFTERTREATMENT DIESEL EXHAUST FLUID (DEF) DOSING VALVE.

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

Vehicles listed
MACK CHU2017
MACK CXU2017
MACK GU2017

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