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Service bulletin 18119

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 id10154111
Published by NHTSA2019-03-04
Manufacturer's number18119
Manufacturer's date2018-12-13
NHTSA componentEQUIPMENT ADAPTIVE/MOBILITY; ENGINE; EQUIPMENT; POWER TRAIN

NHTSA's summary

Certain buses may have been built with the fan drive misaligned to the fan drive gearbox resulting in possible wear of the splines on the gearbox shaft.

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, Transmission and driveline

Vehicles listed
IC BUS RESB2019

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