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Service bulletins for the 2010 Subaru Legacy

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.

321 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
15-300-22R2026-02-02. Service bulletin. ELECTRICAL SYSTEM; ENGINE. This Bulletin provides the diagnostic procedure for the STARLINK® Remote Engine Start (RES).
18-226-25R2026-01-06. Service bulletin. ELECTRICAL SYSTEM; ENGINE. This Service Information Bulletin provides the Service Manual Correction to the diagnostic procedure for DTC B2A16 (Immobilizer Key Collation Diagnosis).
Subaru Service Technical2025-09-02. Other. ENGINE; ELECTRICAL SYSTEM; POWER TRAIN. Subaru Service Technical Support Newsletter special edition.
02-192-24R2025-05-01. Service bulletin. ENGINE. This Bulletin announces the diagnostic procedures to be followed when diagnosing engine oil leakage on FA and FB type engines.
09-51-08R2025-04-01. Service bulletin. ENGINE. The purpose of this bulletin is to advise of SOA’s revised Catalytic Converter Recycling Program shipping procedure.
01-167-08R2024-10-02. Service bulletin. ENGINE; ELECTRICAL SYSTEM. This bulletin contains additional information for recommended materials listed in the Service Manuals for individual models.
02-192-242024-10-02. Service bulletin. ENGINE. This Service Information Bulletin announces the diagnostic procedures to be followed when diagnosing engine oil leakage on FA and FB type engines.
02-191-22R2024-10-02. Service bulletin. ENGINE. This bulletin announces availability of the NEW genuine Subaru engine oil filter.
01-168-09R2024-09-04. Service bulletin. ELECTRICAL SYSTEM; ENGINE. The purpose of this bulletin is to provide replacement key and immobilizer information along with an overview of the Subaru Lock Information web-site.
Thermo Control Valve Vide2024-08-05. Other. ENGINE. This thermo control valve video contains information on the replacement of thermo control valve.
16-90-13R2023-10-02. Service bulletin. POWER TRAIN; ENGINE AND ENGINE COOLING. This bulletin announces the availability of a countermeasure torque converter assembly to address a customer concern of very low engine RPM when coming to a stop.
036712R2023-05-08. Service bulletin. POWER TRAIN; ENGINE AND ENGINE COOLING. Remanufactured CVT Program
0215514R2023-05-08. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER:INTERCOOLER; ENGINE AND ENGINE COOLING. Intercooler/Intake Air Duct
10921AA2302023-05-08. Service bulletin. ENGINE AND ENGINE COOLING. Oil Control Valve Assembly Part Number 10921AA230
TechTIPS2023-05-08. Service bulletin. EXTERIOR LIGHTING:BRAKE LIGHTS:SWITCH; EQUIPMENT; ELECTRICAL SYSTEM; STRUCTURE:BODY:BUMPERS; ENGINE AND ENGINE COOLING. Subaru Service and Technical Support Line Newsletter
02155142023-04-03. Service bulletin. ENGINE AND ENGINE COOLING. Intercooler/Intake Air Duct
02158142023-03-20. Service bulletin. ENGINE. Accessory Drive Belt Tensioner Component Changes
09-83-21R2022-04-05. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin announces design change to the water pump assembly.
09-83-212022-01-04. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin announces design change to the water pump assembly.
16-102-16R2021-11-02. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT. This bulletin provides a new flow chart and additional diagnostic tools to assist technicians with troubleshooting DTC P0841- SECONDARY OIL PRESSURE SENSOR PERFORMANCE.
09-51-08R2021-07-03. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT. This bulletin is to advise of SOA’s revised catalytic converter recycling program shipping procedure.
03-82-18R2021-02-01. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ENGINE AND ENGINE COOLING; POWER TRAIN:CLUTCH ASSEMBLY; EQUIPMENT. This bulletin announces a design change to the clutch release bearing.
06-79-202020-09-04. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin announces availability of new master cylinder application shaft seals.
03-82-18R2020-09-04. Service bulletin. ENGINE AND ENGINE COOLING. This service information bulletin announces a design change to the clutch release bearing used on the models listed.
18-198-202020-04-02. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. The purpose of this bulletin is to provide a description of current changes to Service Manuals available via the Subaru Technical Information System (STIS) web site.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.