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Service bulletin KC-505

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 id10210055
Published by NHTSA2022-04-06
Manufacturer's numberKC-505
Manufacturer's date2022-03-16
NHTSA componentEQUIPMENT; FUEL SYSTEM, GASOLINE:STORAGE:EVAPORATIVE EMISSIONS:HOSES/VALVES/SENSORS; ENGINE

NHTSA's summary

Mack Chassis -Technical Service Bulletin M-284 - 068, Exhaust Particulate Sensor, Repair ( 2016 Vehicles )

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Engine, Equipment and accessories, Fuel system, Evaporative emissions

Vehicles listed
MACK CHU2016
MACK CXU2016
MACK GU2016
MACK LEU2016
MACK LR2016
MACK MRU2016
MACK TD2016

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