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2023 Subaru Ascent TSBs

239 Technical Service Bulletins across 16 categories

Infotainment

39 bulletins
11027996

The following information announces reprogramming file availability and provides a software update installation...

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procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head units utilized in the models listed.

11025785

This bulletin announces reprogramming file that provides a software update installation procedure to optimize the new...

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Gen 4.5 Denso CP1.5 Audio and Navigation head units utilized in the models listed.

11024866

This Service Bulletin is to inform you of a procedure to restore CP1.5s normal operation by initializing the head unit.

11024853

This bulletin announces reprogramming file availability and provides a software update installation procedure to...

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optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head units utilized in the models listed.

11024847

This bulletin provides instruction for use of a new reprogramming procedure to optimize the Denso Gen 4.5 Audio and...

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Navigation system utilized in the models listed.

11023518

This OTA is an software update to provide audio improvements for the models listed.

11023507

The following information announces reprogramming file availability and provides a software update installation...

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procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head units utilized in the models listed.

11016227

The following information announces reprogramming file availability and provides a software update installation...

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procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head units utilized in the models listed.

11016206

This Bulletin has been developed to outline the steps for gathering basic but essential information during diagnosis of...

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Infotainment concerns.

11013525

A head unit OTA will be available via cellular network for Mid and High Grade CP1.5 head units.

11013519

The following information announces reprogramming file availability and provides a software update installation...

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procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head units utilized in the models listed.

11010925

This annocement is to inform dealers to the Gen 3.1 Head Unit OTA will be available via Wi-Fi.

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The update will take place in multiple batches with the first beginneing November 15th and the last being Decemeber 3rd. This update is for approximatelt 714,000 VINs.

11010911

The following information announces reprogramming file availability and provides a software update installation...

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procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head units utilized in the models listed.

11010908

This bulletin provides instruction for use of a new reprogramming procedure to optimize the Denso Gen 4.5 Audio and...

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Navigation system utilized in the models listed.

11009689

This bulletin following information announces reprogramming file availability and provides a software update...

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installation procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head units utilized in the models listed.

11008276

The CP1.5 RCs OTA is available for all mid and high grade CP1.5 head units.

11005620

This bulletin announces reprogramming file availability and provides a software update installation procedure to...

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optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head units utilized in the models listed.

11005615

This announcement provides information for retailers to install the latest infotainment system software for Denso CP...

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1.5.

11002730

This information announces reprograming file availability for Gen 4.5 Denso CP1.5 Audio and Navigation systems.

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Inprovement for CarPlay concerns with hands-free calls when the receiving party is not able to hear the caller.

11002729

This bulletin announces reprogramming file availability and provides a software update installation procedure to...

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optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head units utilized in the models listed.

10253962

This bulletin provides instruction for use of a new reprogramming procedure to optimize the Denso Gen 4.5 Audio and...

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Navigation system utilized in the models listed.

10252494

This bulletin provides information for all Gen 3 Telematics and Cp 1.5 infotainment equipped vehicles, starting with...

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2023MY, allowing access to valet mode through the head unit.

10252454

This bulletin provides the diagnostic procedure for Harman Infotainment Systems when DTC B2255 is detected.

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This update should prevent unnecessary replacement of the head unit or USB cable.

10251104

This bulletin announces updated reprogramming files available to optimize the new Gen 4.5 Denso CP1.5 Audio and...

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Navigation head units.

10248204

The following information announces reprogramming file availability and provides a software update installation...

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procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head units utilized in the models listed.

10248202

This bulletin provides instruction for use of a new reprogramming procedure to optimize the Denso Gen 4.5 Audio and...

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Navigation system utilized in the models listed.

10244908

This Service Information Bulletin is to inform you of the diagnosis procedure of the CP1/ CP1.5 Infotainment System when...

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DTC B2256 is detected.

10243364

The following information announces reprogramming file availability and provides a software update installation...

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procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head units utilized in the models listed.

10240123

This Service Information Bulletin has been developed to outline the steps for gathering basic but essential information...

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during diagnosis of Infotainment concerns.

10240113

This Bulletin provides reference tables and photos to use for determining the infotainment head unit supplier and...

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generation.

10238458

This bulletin provides instruction for use of a new reprogramming procedure to optimize the Denso Gen 4.5 Audio and...

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Navigation system utilized in the models listed.

10237302

To improve our customers experience with software updates, bug fixes and performance enhancements, we are launching our...

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first Head Unit FOTA to eligible customers who are subscribed to STARLINK Safety Plus.

10235314

Reprogramming File Availability for Optimization of Gen 4.5 Denso CP1.5 Infotainment Systems

10233907

This Bulletin provides reference tables and photos to use for determining the infotainment head unit supplier and...

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generation.

10233899

USB Map Data Update Procedure for Denso Gen 4 Navigation Equipped System.

10233871

The following information announces reprogramming file availability and provides a software update installation...

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procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head units utilized in the models listed.

10232231

The following information announces reprogramming file availability and provides a software update installation...

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procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head units utilized in the models listed.

10228788

This Bulletin has been developed to outline the steps for gathering basic but essential information during diagnosis of...

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Infotainment concerns.

10226863

This bulletin announces availability of new Harman audio unit amplifier units with revised internal logic designed to...

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optimize efficiency while addressin customer concerns.

Other

37 bulletins
11027073

This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the...

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proper exchange procedure.

11024863

Subaru tech tips newsletter article locator.

11024859

Subaru tech tips newsletter article locator.

11023524

This bulletin addresses cases when attempting to complete the STARLINK Telematics subscription process, an Error Code...

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202 and / or 204 may occur preventing the process from completing successfully.

11022331

This Bulletin provides helpful procedures and best practices to utilize when customers present with concerns relating to...

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the operation of their Gen 2/Gen 3 Telematics system equipped Subaru.

11022319

This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the...

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proper exchange procedure.

11021262

This OTA is released to address Telematic functions that may stop working after a certain amount of time from the...

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vehicle's production.

11019932

This Bulletin provides additional diagnostics to follow when addressing a Telematics-related DTC B2A16.

11018909

The purpose of this bulletin is to provide replacement key and immobilizer information along with an overview of the...

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Subaru Lock Information web-site.

11018904

This bulletin announces a design change to the knob of the center air vent grilles.

11016234

This Bulletin announces availability of a User Guide and an informative video to supplement the recent releases to...

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retailers of the SOA321152 and SOA321153 Terminal Test Kits.

11016230

This bulletin announces design changes made to the Power Rear Gate Drive (PRG) Unit to address concerns of the power...

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rear gate being inoperative.

11016174

This Bulletin announces diagnostic procedures to be followed when working with a Power Rear Gate (PRG).

11016172

When attempting to complete the STARLINK Telematics subscription process, an Error Code 202 and / or 204 may occur...

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preventing the process from completing successfully.

11009701

This bulletin details an important regulation issued by the National Highway Traffic Safety Administration (NHTSA) which...

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impacts the way some vehicles with accessories are sold. This regulation applies to any automobile retailer installing accessories on a vehicle prior to its first sale.

11008279

This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the...

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proper exchange procedure.

11008268

This Bulletin provides the printable target chart needed to perform the wide angle mono camera adjustment procedure for...

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the EyeSight system.

11006935

This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the...

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proper exchange procedure for 2025MY vehicles.

11006934

The purpose of this bulletin is to provide replacement key and immobilizer information along with an overview of the...

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Subaru Lock Information web-site.

11006931

This Bulletin provides additional diagnostics to follow when addressing a Telematics-related DTC B2A16.

10252492

This bulletin has been developed for use as a quick reference tool to aid in diagnosing operational concerns of the Gen...

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2 Telematics systems remote access features.

10252491

This bulletin addresses an error code 202 and or 204 when attempting to complete the STARLINK telematics subsription...

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process.

10244903

This Bulletin provides helpful procedures and best practices to utilize when customers present with concerns relating to...

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the operation of their Gen 2/Gen 3 Telematics system equipped Subaru.

10241801

The purpose of this bulletin is to provide replacement key and immobilizer information along with an overview of the...

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Subaru Lock Information web-site.

10238441

This Bulletin provides the printable target chart needed to perform the wide angle mono camera adjustment procedure for...

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the EyeSight system.

10238434

WRJ-23 Front lower arm castle nut torque.

10237272

This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the...

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proper exchange procedure.

10235287

This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the...

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proper exchange procedure.

10233119

Oil Filler Cap Gasket Coming Unseated

10232894

Effective with all 2015 model year cars and forward, the oil change interval is changing to 6,000 miles or 6 months,...

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whichever comes first.

10232535

Replacement Key and Immobilizer Info

10232237

When attempting to complete the STARLINK Telematics subscription process, an Error Code 202 and / or 204 may occur...

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preventing the process from completing successfully.

10231291

This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the...

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proper exchange procedure.

10228780

This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the...

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proper exchange procedure.

10225766

This Bulletin provides additional diagnostics to follow when addressing a Telematics-related DTC B2A16.

10225762

This Bulletin outlines a new required procedure to follow when performing immobilizer-related repairs.

10222365

This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the...

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proper exchange procedure.

Engine

30 bulletins
11027982

This Bulletin provides the diagnostic procedure for the STARLINK Remote Engine Start (RES).

11027090

This bulletin provides updated parts information and a service procedure to follow for removing accumulated carbon...

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deposits from fuel injectors and internal engine components (e.g. intake valves and / or manifold, and combustion chambers).

11027081

This bulletin announces the diagnostic procedures to be used when DTCs P2096 (POST CATALYST FUEL TRIM SYSTEM TOO LEAN...

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BANK 1) and P2097 (POST CATALYST FUEL TRIM SYSTEM TOO RICH BANK 1) are detected by the Engine Control Module (ECM).

11025790

This bulletin announces the diagnostic procedures to be used when DTCs P2096 (POST CATALYST FUEL TRIM SYSTEM TOO LEAN...

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BANK 1) and P2097 (POST CATALYST FUEL TRIM SYSTEM TOO RICH BANK 1) are detected by the Engine Control Module (ECM).

11024864

This bulletin announces the diagnostic procedures to be followed when encountering cases of the Remote Engine Start...

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(RES) system being the only non-functioning feature with telematics.

11022313

This bulletin provides updated parts information and a service procedure to follow for removing accumulated carbon...

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deposits from fuel injectors and internal engine components (e.g. intake valves and / or manifold, and combustion chambers).

11022297

This bulletin announces the availability of reprogramming files for the Engine Control Module (ECM) to address the...

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following Diagnostic Trouble Code (DTC): P062F - Internal Control Module EEPROM Error.

11021259

This bulletin announces the availability of reprogramming files for the Engine Control Module (ECM).

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This logic was developed to address the following Diagnostic Trouble Code (DTC): P062F - Internal Control Module EEPROM Error.

11018915

This bulletin announces the availability of reprogramming files for the Engine Control Module (ECM).

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This logic was developed to address the following Diagnostic Trouble Code (DTC): P062F - Internal Control Module EEPROM Error. If DTC P062F is detected by the ECM, perform the reprogramming procedure outlined in this bulletin.

11018914

This bulletin provides updated parts information and a service procedure to follow for removing accumulated carbon...

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deposits from fuel injectors and internal engine components (e.g. intake valves and / or manifold, and combustion chambers).

11017452

This Bulletin announces the diagnostic procedures to be followed when diagnosing engine oil leakage on FA and FB type...

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engines.

11017438

This bulletin provides updated parts information and a service procedure to follow for removing accumulated carbon...

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deposits from fuel injectors and internal engine components (e.g. intake valves and / or manifold, and combustion chambers).

11014865

This bulletin provides updated parts information and a service procedure to follow for removing accumulated carbon...

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deposits from fuel injectors and internal engine components (e.g. intake valves and / or manifold, and combustion chambers).

11014859

This bulletin announces the design change made to the exhaust manifold flange nuts.

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The material has been changed from a medium carbon steel to stainless steel.

11014858

This bulletin announces the design change made to the exhaust manifold flange nuts.

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The material has been changed from a medium carbon steel to stainless steel.

11013512

This bulletin announces the repair procedures to be followed when DTC P1449 (EVAP System Clog Detected) is detected by...

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the Engine Control Module (ECM).

11012265

This bulletin provides updated parts information and a service procedure to follow for removing accumulated carbon...

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deposits from fuel injectors and internal engine components (e.g. intake valves and / or manifold, and combustion chambers).

11009700

"This bulletin announces the availability of new reprogramming files developed to address the following three symptoms.

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SYMPTOM #1: After the EyeSight camera has been exposed to high humidity/temperature conditions without any operation, the cooling fans become inoperable and DTC B28C7 (Fan Motor RPM) is detected by the EyeSight Stereo Camera Assembly. SYMPTOM #2: The EyeSight system enters into a temporary halt mode with an E5 halt code detected by the EyeSight Stereo Camera Assembly. SYMPTOM #3: DTC B28A6 (Internal Stereo Camera Communication 1) is detected by the EyeSight Stereo Camera Assembly. SYMPTOM #3: DTC B28A6 (Internal Stereo Camera Communication 1) is detected by the EyeSight Stereo Camera Assembly"

11008281

This Service Information Bulletin announces the diagnostic procedures to be followed when diagnosing engine oil leakage...

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on FA and FB type engines.

11008267

This bulletin announces availability of the NEW genuine Subaru engine oil filter.

11005617

This bulletin provides updated parts information and a service procedure to follow for removing accumulated carbon...

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deposits from fuel injectors and internal engine components (e.g. intake valves and / or manifold, and combustion chambers).

11005608

This thermo control valve video contains information on the replacement of thermo control valve.

11000830

This bulletin announces the diagnostic procedures to be followed when encountering cases of the Remote Engine Start...

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(RES) system being the only non-functioning feature with telematics.

11000822

This bulletin announces the availability of new reprogramming files developed to address DTC B28C7 (EyeSight Fan Motor...

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RPM), E5 (halt code deected by EyeSight Stereo Camera), and B28A6 (Internal Stereo Camera Communication 1).

10253953

This bulletin announces the availability of new reprogramming files developed to address cases of DTC P0890 (TCM Power...

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Relay Sense Circuit Low) detected by the Engine Control Module (ECM).

10252460

This bulletin announces the availability of reprogramming files for the Engine Control Module (ECM).

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This will address cases of DTC P04AE for the EVAP purge control valve stuck open.

10246135

This bulletin the announces availability of new reprogramming files for the Engine Control Module (ECM) developed to...

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address cases of DTC P04AE (EVAP System Purge Control Valve B Performance / Stuck Open).

10241846

This Service Information Bulletin announces additional diagnostic procedures and a detailed flow chart to be used when...

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diagnosing customer concerns regarding the operation of the STARLINK Remote Engine Start (RES) feature.

10240114

This bulletin announces diagnostic procedures and availability of new Engine Control Module (ECM) reprogramming files to...

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address DTC P2404 (Evap System Leak Detection Pump Sense Circuit Range/Performance) detection.

10238438

This Service Information Bulletin provides the diagnostic procedure for the STARLINK Remote Engine Start (RES).

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All Gen2 and Gen3 Telematics Equipped Models.

Pre-Delivery & Maintenance

26 bulletins
11027986

This Subaru service and technical support line newsletter provides information on the next phase of TechShare.

11027083

This Service Information Bulletin provides the Service Manual Correction to the diagnostic procedure for DTC B2A16...

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(Immobilizer Key Collation Diagnosis).

11025796

Subaru service article locator.

11025789

Subaru service article locator.

11022305

Subaru Service Technical Support Newsletter special edition.

11019943

This announcement is to bring attention to the OTA for In-vehicle service appointment scheduler and In-vehicle message...

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center.

11017466

This Service Bulletin provides additional diagnostics to follow when addressing a Telematics-related DTC B2A16.

11016207

This Service Information Bulletin details a new procedure for conducting a CommCheck on vehicles equipped with a GEN...

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3/GEN 3+ DCM.

11016205

This bulletin contains additional information for recommended materials listed in the Service Manuals for individual...

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models.

11014852

"This Service Bulletin provides additional diagnostics to follow when addressing a Telematics-related DTC B2A16."

11013530

This announcement is in regard to special service tool shipment will be shipped directly to the Subar retailers during...

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February.

11010905

This bulletin announces the initialization service procedures to be followed when diagnosing and/or repairing Power Rear...

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Gate (PRG) systems.

11009685

This bulletin contains additional information for recommended materials listed in the Service Manuals for individual...

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models.

11008282

This bulletin contains additional information for recommended materials listed in the Service Manuals for individual...

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models.

11005609

This announcement provides information on Takata Recall Escalated Towing Program.

11005595

This bulletin contains additional information for recommended materials listed in the Service Manuals for individual...

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models.

10249606

This Service Bulletin provides additional diagnostics to follow when addressing a Telematics-related DTC B2A16.

10249592

This Service Information Bulletin announces additional information regarding the 360 Surround Multiview Monitor on...

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Ascent models.

10246093

This bulletin announces the initialization service procedures to be followed when diagnosing and/or repairing Power Rear...

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Gate (PRG) systems.

10246080

Safety Recall Propeller Shaft Center Brace Mounting Surfaces.

10246079

Subaru of America, Inc.

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(Subaru) has initiated a safety recall for certain 2023 model year Outback, Legacy, Ascent and Impreza vehicles. Please be advised that the parts for this recall are now available.

10243397

Subaru of America, Inc.

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(Subaru) has initiated a safety recall for certain 2023 model year Outback, Legacy, Ascent and Impreza vehicles.

10238440

This service bulletin provides a temporary repair procedure to address vibrations and/or judder concerns experienced on...

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turns during acceleration.

10235285

This Service Information Bulletin provides helpful procedures and best practices to utilize when customers present with...

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concerns relating to the operation of their Gen 2/Gen 3 Telematics system equipped Subaru.

10232239

This Service Information bulletin has been developed for use as a quick reference tool to aid in diagnosing operational...

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concerns of the Gen 2 Telematics systems remote access features.

10228796

This Service Information Bulletin outlines a new required procedure to follow when performing immobilizer-related...

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repairs.

Electrical

22 bulletins
11025781

This bulletin announces a new Genuine Subaru Replacement battery for use in applications where the current SOA821B700...

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battery is specified.

11024869

This Service Information Bulletin outlines a systematic procedure for diagnosing parasitic draw (dark/standby current)...

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in vehicles experiencing battery drain when the ignition is off, leading to no-start conditions or frequent jump-starts.

11022303

This bulletin announces the availability of reprogramming files for the HYDRAULIC UNIT ASSEMBLY(VDC).

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This logic was developed to address the following Diagnostic Trouble Code (DTC): C1411 ELECTRICAL CONTROL MODULE. If DTC C1411 is detected with a 30A2 failure detail code by the VDC perform the reprogramming procedure outlined.

11019953

This announcment provides information on the release of the latest software updates to the Subaru Midtronics DSS-5000...

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Battery Diagnostic tool.

11008283

This Service Information Bulletin announces the preferred practices to be used when handling vehicles equipped with Gen2...

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Telematics which are enrolled in the Subaru STARLINK Security Plus Service featuring Stolen Vehicle Recovery Plus with Immobilizer.

11006932

This Service Information Bulletin announces important diagnostic information to utilize when the Data Communication...

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Module (DCM) is being tested as a dark current/standby current source.

11005614

This bulletin announces important diagnostic information to utilize when testing the Data Communication Module (DCM) as...

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a dark current/standby current source. All models equipped with Telematics except Solterra.

11005597

"This bulletin announces a new Genuine Subaru Replacement battery for use in applications where the current SOA821B700...

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battery is specified."

11005590

This Service Information Bulletin announces the new control module software reprogramming procedures.

10252553

This bulletin announces a new Genuine Subaru Replacement battery for use in applications where the current SOA821B700...

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battery is specified.

10252549

"This bulletin announces a new Genuine Subaru Replacement battery for use in applications where the current SOA821B700 battery is specified.

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This battery has higher capacity and is slightly larger in dimension."

10252547

"This bulletin announces a new Genuine Subaru Replacement battery for use in applications where the current SOA821B700 battery is specified.

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This battery has higher capacity and is slightly larger in dimension."

10251106

This bulletin announces the availability of new reprogramming files for the Data Communications Module (DCM).

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Customers with an active subscription will receive these files via OTA; to provide the best possible experience from the Telematics system.

10248209

This bulletin announces a new Genuine Subaru Replacement battery for use in applications where the current SOA821B700...

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battery is specified.

10244895

This bulletin announces a new Genuine Subaru Replacement battery for use in applications where the current SOA821B700...

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battery is specified.

10241818

This bulletin announces a new Genuine Subaru Replacement battery for use in applications where the current SOA821B700...

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battery is specified.

10238452

This Service Information Bulletin announces the new control module software reprogramming procedures.

10237298

This Service Information Bulletin announces the new control module software reprogramming procedures for 2022MY and...

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later BRZ models.

10237284

This bulletin announces a new Genuine Subaru Replacement battery for use in applications where the current SOA821B700...

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battery is specified.

10233867

This bulletin announces a new Genuine Subaru Replacement battery for use in applications where the current SOA821B700...

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battery is specified.

10231296

This bulletin announces a new Genuine Subaru Replacement battery for use in applications where the current SOA821B700...

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battery is specified.

10228777

This bulletin announces a new Genuine Subaru Replacement battery for use in applications where the current SOA821B700...

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battery is specified.

Brakes

15 bulletins
11029338

This bulletin announces the availability of new reprogramming files developed to address cases of DTC C1C40 being...

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detected by the Electronic Brake Booster (EBB) in addition to Failure Detail Code 30A2 stored within the Freeze Frame Data (FFD).

11021255

This bulletin announces the availability of new reprogramming files developed to address cases of DTC C1C40 being...

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detected by the Electronic Brake Booster (EBB) in addition to Failure Detail Code 30A2 stored within the Freeze Frame Data (FFD).

11018913

This bulletin announces the availability of new reprogramming files developed to address cases of DTC C1C40 being...

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detected by the Electronic Brake Booster (EBB) in addition to Failure Detail Code 30A2 stored within the Freeze Frame Data (FFD).

11018908

In the interest of customer satisfaction, Subaru of America, Inc.

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(SOA) is extending the New Car Limited Warranty coverage for the front brake on 2019-24 model year Ascent models to 8 years (96 months) or 150,000 miles (whichever comes first) to address cases of front brake pulsation or squealing.

11016204

In the interest of customer satisfaction, Subaru of America, Inc.

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(SOA) is extending the New Car Limited Warranty coverage for the front brake on 2019-24 model year Ascent models to 8 years (96 months) or 150,000 miles (whichever comes first) to address cases of front brake pulsation or squealing.

11010932

"This bulletin announces availability of new reprogramming files developed to address the two symptoms described below:...

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SYMPTOM 1: A jerk or judder sensation felt from the powertrain during braking with the air conditioning on. SYPMTOM 2: A shudder is felt from the powertrain along with a screeching type of sound. NOTE: Both of these symptoms are not related with a fault code."

11010931

In the interest of customer satisfaction, Subaru of America, Inc.

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(SOA) is extending the New Car Limited Warranty coverage for the front brake on 2019-24 model year Ascent models to 8 years (96 months) or 150,000 miles (whichever comes first) to address cases of front brake pulsation or squealing.

11009699

This bulletin announces availability of new reprogramming files developed to address symptoms which a jerk or judder...

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sensation can be felt from the powertrain during braking with air conditioning on, or a shudder felt from the powertrain along with a screeching type of sound.

11009690

Subaru of America, Inc.

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has announced a warranty extension to the front brakes which will address concerns related to squeak and or judder noises. This is related to Ascent vehicles manufactured prior to January 11th, 2024.

11008278

In the interest of customer satisfaction, Subaru of America, Inc.

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(SOA) is extending the New Car Limited Warranty coverage for the front brake on 2019-24 model year Ascent models to 8 years (96 months) or 150,000 miles (whichever comes first) to address cases of front brake pulsation or squealing.

11008277

This bulletin announces availability of new reprogramming files developed to address the two symptoms, a jerk or judder...

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sensation felt from the powertrain during braking with the air conditioning on, or a shudder is felt from the powertrain along with a screeching type of sound.

11008265

This bulletin announces availability of new reprogramming files developed to address of a a jerk or judder sensation...

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felt from the powertrain during braking with air conditioning on, or a shudder felt from the powertrain along with a screeching type of sound.

11005630

This announcement provides information on a warranty extension for Ascent front brake judder/squeak on certain 2019 to...

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2024 model year vehicles manufactured prior to January 11th 2024.

11005627

This bulletin is in the interest of customer satisfaction, Subaru of America, Inc.

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(SOA) is extending the New Car Limited Warranty coverage for the front brake on 2019-24 model year Ascent models to 8 years (96 months) or 150,000 miles (whichever comes first).

11002725

This bulletin provides diagnosis and procedure information to be applied when diagnosing potential fluid leaks on front and rear brake calipers.

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This information has been developed to reduce unnecessary brake caliper replacement.

Transmission

15 bulletins
11024865

This bulletin provides guidance when diagnosing chain slip, judder, shudder, and hesitation concerns on the TR690 model...

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CVT transmissions used in the models listed.

11023498

This Bulletin announces the release of a new diagnostic assistance application for TR690 CVT-equipped vehicles.

11013551

This bulletin provides guidance when diagnosing chain slip, judder, shudder, and hesitation concerns on the TR690 model...

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CVT transmissions used in the models listed.

11012257

This bulletin provides guidance when diagnosing chain slip, judder, shudder, and hesitation concerns on the TR690 model...

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CVT transmissions used in the models listed.

11012253

"This bulletin announces availability of new reprogramming files developed to address the two symptoms described below:...

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SYMPTOM 1: A jerk or judder sensation felt from the powertrain during braking with the air conditioning on. SYPMTOM 2: A shudder is felt from the powertrain along with a screeching type of sound. NOTE: Both of these symptoms are not related with a fault code. The new files contain enhanced software optimizing input clutch application along with enhanced hydraulic pressure control during braking/deceleration."

11010910

This bulletin provides guidance when diagnosing chain slip, judder, shudder, and hesitation concerns on the TR690 model...

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CVT transmissions used in the models listed.

11009694

This bulletin provides guidance when diagnosing chain slip, judder, shudder, and hesitation concerns on the TR690 model...

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CVT transmissions used in the models listed.

11005624

This annoucement provides parts personnel information about remanufactured transmissions that will no longer be...

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available.

10246084

This bulletin announces the availability new service procedure developed for the diagnosis of the following DTCs...

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detected by the Transmission Control Module (TCM):

10240116

This bulletin announces availability of reprogramming files to optimize the Transmission Control Module (TCM).

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The new files were designed to address cases of DTC P0711 (Transmission Fluid Temperature Sensor A Circuit Range/Performance) being detected by the TCM during low ambient temperatures (32 F(0 C)).

10238456

This Service Information Bulletin provides updated diagnostic procedures to follow and a brief questionnaire to complete...

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when diagnosing an alleged Chain Slip condition on the TR580 and TR690 model CVT transmissions used in the models listed.

10237278

This bulletin announces availability of reprogramming files to optimize the Transmission Control Module (TCM).

10235289

This Bulletin provides updated diagnostic procedures to follow and a brief questionnaire to complete when diagnosing an...

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alleged Chain Slip condition on the TR580 and TR690 model CVT transmissions used in the models listed.

10231299

This Service Information Bulletin provides updated diagnostic procedures to follow and a brief questionnaire to complete...

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when diagnosing an alleged Chain Slip condition on the TR580 and TR690 model CVT transmissions used in the models listed.

10226904

This Bulletin provides updated diagnostic procedures to follow and a brief questionnaire to complete when diagnosing an...

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alleged Chain Slip condition on the TR580 and TR690 model CVT transmissions used in the models listed.

Body & Paint

12 bulletins
11022304

This bulletin provides information on paint codes for vehicles in the 2026 line up.

11022295

This bulletin provides additional examples, diagnostics tips and installation tips as helpful aids to be used when...

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working with sunroof seals and sunroof frame assemblies on Ascent models.

11017461

This bulletin announces availability of new door window regulator assemblies and door glass run channel seals in...

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response to limited concerns of erratic operation of the anti-entrapment feature and / or the door glass either not closing or closing very slowly.

11017459

This bulletin announces a design change to the hood lock switch portion of the hood lock assembly.

11016208

This bulletin provides additional examples, diagnostics tips and installation tips as helpful aids to be used when...

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working with sunroof seals and sunroof frame assemblies on Ascent models.

11016175

This bulletin announces availability of new door window regulator assemblies and door glass run channel seals in...

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response to limited concerns of erratic operation of the anti-entrapment feature and / or the door glass either not closing or closing very slowly.

11016171

This bulletin announces the design change made to the left and right A-Pillar trim panels which will address cases of...

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loose fitment.

11014867

This bulletin announces availability of new door window regulator assemblies and door glass run channel seals in...

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response to limited concerns of erratic operation of the anti-entrapment feature and/or the door glass either not closing or closing very slowly.

11013515

This bulletin announces availability of new door window regulator assemblies and door glass run channel seals in...

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response to limited concerns of erratic operation of the anti-entrapment feature and / or the door glass either not closing or closing very slowly.

11008270

This bulletin announces the design change made to the rear gate glass, it is intended to address cases of rust build up...

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along the edge of the rear gate opening of the rear quarter panel.

11005599

This Bulletin provides SOA paint codes to help eliminate possible confusion for 2025 MY vehicles.

10235282

This bulletin provides a repair procedure to address a small number of customer concerns of the hood panel surface...

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vibrating while driving.

HVAC & Climate

9 bulletins
11029329

This bulletin announces the new procedure and Warranty Fail Code for FirstTime air conditioning (A/C) performance...

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concerns possibly resulting from an undetected A/C refrigerant leak.

11024856

This bulletin announces the availability of new seat ventilation blower units which have been redesigned to address some...

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cases of a vibration-type sound emitting from the blower unit during seat ventilation operation.

11023508

This bulletin announces the availability of new seat ventilation blower units.

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This update is set to address some cases of a vibration-type sound emitting from the blower unit during seat ventilation operation.

11023505

This bulletin announces the new procedure and Warranty Fail Code for FirstTime air conditioning (A/C) performance...

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concerns possibly resulting from an undetected A/C refrigerant leak.

11021265

This bulletin announces the availability of new seat ventilation blower units.

11021258

"This bulletin announces the new procedure and Warranty Fail Code for FirstTime air conditioning (A/C) performance...

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concerns possibly resulting from an undetected A/C refrigerant leak. To improve Fixed Right First-Time (FRFT) and customer satisfaction, SOA is introducing a new procedure and fail code for first-time suspected A/C refrigerant leaks for cases when a Technician is unable to find the source of the leak or believes there was a potential factory under charge of the A/C system refrigerant."

11019942

This Service Information bulletin announces the new procedure and Warranty Fail Code for FirstTime air conditioning...

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(A/C) performance concerns possibly resulting from an undetected A/C refrigerant leak.

11018899

This bulletin announces the new procedure and Warranty Fail Code for FirstTime air conditioning (A/C) performance...

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concerns possibly resulting from an undetected A/C refrigerant leak. To improve Fixed Right First-Time (FRFT) and customer satisfaction, SOA is introducing a new procedure and fail code for first-time suspected A/C refrigerant leaks for cases when a Technician is unable to find the source of the leak or believes there was a potential factory under charge of the A/C system refrigerant.

10244909

This bulletin announces the availability of new seat ventilation blower units.

Suspension

8 bulletins
11027082

This bulletin announces availability of new front wheel hub assemblies incorporating bearing surfaces having increased...

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resistance to imperfections resulting from shock loads.

11017444

This bulletin announces design changes made to the rear axle hubs.

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These changes have been implemented to reduce cases water intrusion further leading to harmonic, humming, and grinding type sounds heard from the axle hub while driving.

11008259

This bulletin outlines the judgment criteria to be used when inspecting front transverse link bushings to reduce...

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unnecessary bushing replacement.

11005593

This Bulletin provides guidance for diagnosing a leaking front or rear suspension strut.

10252453

This bulletin announces changes in design to the front strut assemblies which will address cases of rumbling and/or...

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rattling coming from the undercarriage while going over bumps.

10251096

This bulletin addresses rumbling and or rattling coming from the undercarriage while traveling over bumps.

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Subaru has made a design change to the front strut assemblies to address this issue.

10238432

Subaru of America, Inc.

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(Subaru) has initiated a safety recall for certain 2023 model year Ascent vehicles that may be equipped with a front lower control arm with a loose castle nut.

10237291

This bulletin provides a procedure to address customer concerns of surface rust accumulating in the top center...

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retaining nut area of the front strut mounts.

Software & Calibration

7 bulletins
11027981

This announcement has been created to address difficulties with software updates on Subaru Select Monitors with DST-010...

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interface firmware has been updated.

11024858

This Bulletin outlines a comprehensive update to the dark current/parasitic draw diagnosis & testing procedures.

11022309

Subaru of America, Inc.

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will release an OTA to perform a software update to the DCM. This is a preventive OTA.

11022302

This bulletin announces the availability of reprogramming files designed to improve the functionality of the Keyless...

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Access Control Unit.

10253976

This bulletin announces the availability of new reprogramming files developed to address cases were a halt code E5,...

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B28A6 and or DTC B28C7 is detected by the EyeSight Stereo Camera assembly.

10252456

"This bulletin announces the availability of new reprogramming files developed to address the following three symptoms:...

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EyeSight camera cooling fans becomes inoperable with DTC B28C7; EyeSight system enters temporary halt mode; Internal Stereo Camera Communication detected. "

10246129

This bulletin announces the availability of new reprogramming files for the DCM.

Tires & Wheels

6 bulletins
11029347

This Service Information Bulletin was developed to provide interim guidance for 2026 model year vehicles exhibiting DTC...

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B2A20 with gen 4 Telematics.

10251099

Subaru of America, Inc.

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(Subaru) has initiated a safety recall and stop sale for certain 2023 model year Ascent vehicles equipped with 20-inch wheels. Tires which were damaged during the mounting process may possibly cause damage to the internal structure of the tire, leading to structural failure and rapid tire deflation.

10238466

Subaru of America, Inc.

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(Subaru) is initiating a new safety recall and stop sale for certain 2023 model year Ascent vehicles equipped with 20-inch wheels.

10235299

UPDATE Safety Recall/STOP SALE: WRH-23 Tire Bead Damage.

10235286

Subaru of America, Inc.

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(Subaru) is initiating a new safety recall and stop sale for certain 2023 model year Ascent vehicles equipped with 20-inch wheels.

10235276

Subaru of America, Inc.

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(Subaru) is initiating a new safety recall and stop sale for certain 2023 model year Ascent vehicles equipped with 20-inch wheels.

Fuel System

5 bulletins
11016224

The purpose of this bulletin is to advise of SOAs revised Catalytic Converter Recycling Program shipping procedure.

11016180

This bulletin announces availability of new combination meter reprogramming files developed to address cases of...

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inaccurate fuel economy displayed on the Center Information Display (CID).

10246138

This bulletin announces design changes made to the Exhaust Pipe Front (EPF) to address concerns of rattle-type or...

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fluttering sounds coming from the undercarriage during acceleration caused by cracking in the EPF.

10241843

This bulletin announces design changes made to the Exhaust Pipe Front (EPF) to address concerns of rattle-type or...

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fluttering sounds coming from the undercarriage during acceleration caused by crackingin the EPF.

10240108

This bulletin announces design changes made to the Exhaust Pipe Front (EPF) to address concerns of rattle-type or...

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fluttering sounds coming from the undercarriage during acceleration caused by cracking in the EPF.

Hybrid & EV

3 bulletins
11024857

This Bulletin provides details on a new formal testing, charging, and tracking procedure for all 12-volt batteries in...

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new vehicle inventory.

11023500

This Bulletin provides details on a new formal testing, charging, and tracking procedure for all 12-volt batteries in...

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new vehicle inventory wjhich must be tested and reported every 30 days.

11008280

This Service Information bulletin is being released as guidance for proper testing and charging of vehicle batteries.

Air Bags & Safety

3 bulletins
11023509

This bulletin announces a design change made to the second row inner seat belt buckle assembly to address cases of the...

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seat belt indicator warnings not turning off after the buckle is fully latched.

11022298

This Bulletin announces the availability of a new part Extender Belt.

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This is for customers who find it necessary to increase the length of their seat belt.

11010928

This bulletin announces a design change made to the second row inner seat belt buckle assembly to address cases of the...

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seat belt indicator warnings not turning off after the buckle is fully latched.

Lighting

2 bulletins
11024867

This bulletin provides information on the load carrying capacity reduced label when a port-installed or...

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retailer-installed accessory exeeds 1.5 percent of the GVWR or 100 pounds, which ever is lower.

11012260

This bulletin is for information purposes only.The bulletin adresses design changes of the headlamps and rear...

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combination lamps, where moisture and or condensation may develop on the inside of the lamp lenses.