WenmarOpen by Wenmar Pro

Service bulletin SP13-306

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 id10131498
Published by NHTSA2018-04-02
Manufacturer's numberSP13-306
Manufacturer's date2013-02-01
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE)

NHTSA's summary

On the vehicles affected by this bulletin, replace the Exhaust Gas Recirculation Venturi tube and sensor for an improved design.

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, EGR valve

Vehicles listed
PREVOST H3-452008 to 2013
PREVOST X32010 to 2013

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