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Service bulletin 09-53-12R

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 id10233915
Published by NHTSA2023-04-06
Manufacturer's number09-53-12R
Manufacturer's date2023-03-29
NHTSA componentENGINE AND ENGINE COOLING

NHTSA's summary

The purpose of this bulletin is to help clarify when a water pump replacement is necessary based only on its exterior appearance. (All models equipped with FA & FB 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

Engine

Vehicles listed
SUBARU SUBARU

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