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Service bulletin SP14-300B

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 id10120435
Published by NHTSA2017-10-21
Manufacturer's numberSP14-300B
Manufacturer's date2014-02-11
NHTSA componentENGINE AND ENGINE COOLING

NHTSA's summary

On the vehicles affected by this bulletin, the engine oil pressure sensors for the piston cooling jet (PCJ) and the main oil gallery have to be replaced with an updated pressure sensor to avoid erroneous low oil pressure diagnostic codes.

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 X32011 to 2013

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