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Service bulletin SP15-314

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 id10131411
Published by NHTSA2018-04-02
Manufacturer's numberSP15-314
Manufacturer's date2015-04-16
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM

NHTSA's summary

On the vehicles affected by this bulletin, the end of the exhaust diffuser drain tube may not be properly attached.

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, Exhaust and emissions

Vehicles listed
PREVOST X3-452014 to 2015

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