WenmarOpen by Wenmar Pro

Service bulletin SP18-39B

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 id10154468
Published by NHTSA2019-03-11
Manufacturer's numberSP18-39B
Manufacturer's date2019-02-21
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM; ENGINE

NHTSA's summary

This Special Bulletin explains how to perform the replacement of the SCR tank, when authorized.

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 H3-452017 to 2019
PREVOST X32017 to 2018
PREVOST X3VIP2018

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