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Service bulletin 09-83-21

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 id10205910
Published by NHTSA2022-01-04
Manufacturer's number09-83-21
Manufacturer's date2021-12-02
NHTSA componentENGINE AND ENGINE COOLING

NHTSA's summary

This bulletin announces design change to the water pump assembly.

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 B9 TRIBECA2012
SUBARU LEGACY2010, 2011, 2012, 2013, 2014
SUBARU LEGACY2019
SUBARU OUTBACK2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019
SUBARU TRIBECA2008 to 2011
SUBARU TRIBECA2013 to 2014

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

Recalls for the same vehicles and component
10V1960002010-05-07. ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
02-195-262026-07-01. Service bulletin. This bulletin announces the availability of reprogramming files for the Engine Control Module (ECM) for certain vehicles equipped with 3.6L engines.
18-230-262026-06-01. Service bulletin. This bulletin announces the diagnostic procedures to be used when DTCs B1571(REFERENCE CODE INCOMPATIBILITY IMMOBILIZER CM TO ECM) and B1572(IMM CIRCUIT EXCEPT ANTENNA CIRCUIT) are detected by Keyless Access with Push Button Start(KACM).
15-300-22R2026-02-02. Service bulletin. This Bulletin provides the diagnostic procedure for the STARLINK® Remote Engine Start (RES).
18-226-25R2026-01-06. Service bulletin. This Service Information Bulletin provides the Service Manual Correction to the diagnostic procedure for DTC B2A16 (Immobilizer Key Collation Diagnosis).
18-228-25R2026-01-06. Service bulletin. This bulletin announces the diagnostic procedures to be used when DTCs P2096 (POST CATALYST FUEL TRIM SYSTEM TOO LEAN BANK 1) and P2097 (POST CATALYST FUEL TRIM SYSTEM TOO RICH BANK 1) are detected by the Engine Control Module (ECM).
18-228-252025-12-01. Service bulletin. This bulletin announces the diagnostic procedures to be used when DTCs P2096 (POST CATALYST FUEL TRIM SYSTEM TOO LEAN BANK 1) and P2097 (POST CATALYST FUEL TRIM SYSTEM TOO RICH BANK 1) are detected by the Engine Control Module (ECM).
07-235-252025-10-02. Service bulletin. In the interest of customer satisfaction Subaru of America, Inc. (SOA) is extending the New Car Limited Warranty coverage in the models listed. The extension will address instances of “phantom braking” or the EyeSight/RAB systems causing unnecessary stoppage/slowing of the vehicle.
Subaru Service Technical2025-09-02. Other. Subaru Service Technical Support Newsletter special edition.
15-314-23R2025-07-01. Service bulletin. This Bulletin is to inform you of the availability of the new auxiliary USB terminal and adapter cord designed to address cases of intermittent communication loss when using Apple CarPlay and/or Android Auto application connected via the auxiliary USB terminal port (2-port type) to Gen 3.1 Harman Head Unit.
15-299-22R2025-05-01. Service bulletin. This bulletin announces an application change to the Remote Engine Starter (RES) control unit on 2019 Outback & Legacy models.