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Service bulletin SP-12-01-A

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 id10044284
Published by NHTSA2012-06-05
Manufacturer's numberSP-12-01-A
Manufacturer's date2012-01-01
ReplacesSP-12-01-B
NHTSA componentENGINE

NHTSA's summary

PREVOST: INFORMATION IS BEING PROVIDED REGARDING TWO PROCEDURE METHODS OF PINNING OR REPLACING THE DOUBLE IDLER GEAR, ON CERTAIN VEHICLES ENGINE, THAT IS NECESSARY. *PE UPDATED 4/5/13. *PE

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Engine

Vehicles listed
PREVOST H3-412010
PREVOST H3-452010 to 2011
PREVOST VIP-452011
PREVOST X3-452010 to 2011
PREVOST XL11-452010
PREVOST XL11-45E2010 to 2011

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