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Service bulletin IS21-072A

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 id10214936
Published by NHTSA2022-07-04
Manufacturer's numberIS21-072A
Manufacturer's date2022-06-29
NHTSA componentELECTRICAL SYSTEM

NHTSA's summary

STEERING GATEWAY Revision A Cancel watch dog removal from EFD part of the instruction

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

Vehicles listed
PREVOST H32009 to 2013
PREVOST H32019 to 2020
PREVOST H3 VIP2009 to 2010
PREVOST H3-402009 to 2013
PREVOST H3-412009 to 2019
PREVOST H3-412021 to 2022
PREVOST H3-452009 to 2022
PREVOST H3-45 VIP2009 to 2022
PREVOST H3-VIP2009 to 2019
PREVOST MTH XLII-45E2009 to 2013
PREVOST VIP2009
PREVOST VIP 452012
PREVOST VIP-452011
PREVOST W52009 to 2011
PREVOST WE2009 to 2013
PREVOST X32009 to 2020
PREVOST X3 COACH2020 to 2022
PREVOST X3 COM2020 to 2022
PREVOST X3 COMMUTER2018 to 2019
PREVOST X3-452009 to 2022
PREVOST X3-45 COACH2011 to 2016
PREVOST X3-45 COMMUTER2010 to 2022
PREVOST X3-45 LE MIRAGE COACH2013
PREVOST X3-45 VIP2009 to 2022
PREVOST X3-45 VIP ENTERTAINER2009 to 2018
PREVOST X3-VIP2012 to 2016
PREVOST X3VIP2014 to 2019
PREVOST XL2009 to 2013
PREVOST XL11-452010
PREVOST XL11-45E2009 to 2011
PREVOST XL22009 to 2018
PREVOST XL2 ENTERTAINER2011 to 2013
PREVOST XL2-45 ENTERTAINER2013
PREVOST XLII2009 to 2012
PREVOST XLII-452009 to 2015
PREVOST XLII-45 ENTERTAINER2009 to 2013
PREVOST XLII-45E2009 to 2013

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