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Service bulletin IS-19923A

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 id10171203
Published by NHTSA2020-02-08
Manufacturer's numberIS-19923A
Manufacturer's date2020-01-06
NHTSA componentEQUIPMENT:ELECTRICAL

NHTSA's summary

Revision : Addition of Wiring Schematics at the end of this document

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

Equipment and accessories

Vehicles listed
PREVOST H32004 to 2005
PREVOST H3 VIP2004 to 2005
PREVOST H3-412004 to 2005
PREVOST H3-452004 to 2005
PREVOST H3-45VIP2004 to 2005
PREVOST X32006 to 2007
PREVOST X3-452002 to 2007
PREVOST X52003 to 2006
PREVOST XL2001 to 2007
PREVOST XLII2004 to 2005
PREVOST XLII-40 MTH2005 to 2006
PREVOST XLII-452000 to 2007
PREVOST XLII-45 ENTERTAINER2005 to 2007

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