WenmarOpen by Wenmar Pro

Service bulletin WB23-06A

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 id10233619
Published by NHTSA2023-04-05
Manufacturer's numberWB23-06A
Manufacturer's date2023-03-22
NHTSA componentENGINE AND ENGINE COOLING

NHTSA's summary

On the vehicles affected by this bulletin, follow the procedure to correctly connect the connector over the pump. Revision: A - Add information to Depressurized the cooling system

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

Vehicles listed
PREVOST H3-452023
PREVOST H3-45 VIP2023

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