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Service bulletin IS-19912

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 id10164159
Published by NHTSA2019-09-05
Manufacturer's numberIS-19912
Manufacturer's date2019-08-13
NHTSA componentENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM

NHTSA's summary

This instruction sheet explains how to install the Electric Cooling System Conversion kit (with Delco Remy Alternators) on X3 vehicles equipped with US10 up to GHG17 Engine.

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

Electrical system, Engine

Vehicles listed
PREVOST X3-452011 to 2017

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