2023 Subaru Ascent service bulletins & manufacturer communications

283 manufacturer communications are on file with NHTSA for the 2023 Subaru Ascent. TSBs are repair guidance for dealers — they are not recalls, and repairs are not automatically free.

• This bulletin provides a procedure to address customer concerns of surface rust accumulating in the top center retaining nut area of the front strut mounts. This is an revised vers…
  05-62-18R · Technical service bulletin · Structure · issued Aug 31, 2026
• Subaru of America, Inc. (Subaru) has initiated a non-compliance recall for certain 2026 model year Crosstrek Hybrid vehicles, 2025-2026 model year Forester & Forester Hybrid vehicl…
  WRH-26R · Technical service bulletin · Unknown / Other · issued Aug 25, 2026
• This Announcement provides diagnostic assistance for CVT issues.
  SubaruNet Announcement (C · Technical service bulletin · Electrical System · issued Aug 21, 2026
• This service bulletin outlines the diagnostic and repair procedure for white smoke emitted from the exhaust after startup. This is an revised version of the original bulletin.
  02-196-26R · Technical service bulletin · Engine · issued Aug 20, 2026
• This Service Information Bulletin announces the release of a new diagnostic assistance application for TR690 and TR580 CVT-equipped vehicles. This is an revised version of the orig…
  16-154-25R · Technical service bulletin · Power Train · issued Aug 20, 2026
• This bulletin announces availability of new reprogramming files developed to address SYMPTOM 1: A jerk or judder sensation felt from the powertrain during braking with the air cond…
  16-150-24R · Technical service bulletin · Power Train · issued Aug 20, 2026
• This Service Information Bulletin outlines a systematic procedure for diagnosing parasitic draw (dark/standby current) in vehicles experiencing battery drain when the ignition is o…
  15-308-23R · Technical service bulletin · Electrical System · issued Aug 20, 2026
• This Bulletin provides updated diagnostic procedures to follow and a brief questionnaire to complete when diagnosing an alleged Chain Slip condition on the TR580 and TR690 model CV…
  16-132-20R · Technical service bulletin · Power Train · issued Aug 20, 2026
• This bulletin announces a reprogramming file availability and provides a software update installation procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head un…
  15-305-22R · Technical service bulletin · Electrical System · issued Aug 20, 2026
• This Bulletin has been developed to outline the steps for gathering basic but essential information during diagnosis of Infotainment concerns. (This is an revised version of the or…
  15-304-22R · Technical service bulletin · Electrical System · issued Aug 13, 2026
• Techtips newsletter locator index.
  Article Locator · Technical service bulletin · Electrical System · issued Aug 5, 2026
• This bulletin announces the design change made to the A/C control module and blower motor unit assembly.
  10-106-26 · Technical service bulletin · Electrical System · issued Aug 5, 2026
• This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure. This is an revised version of the orig…
  15-333-25R · Technical service bulletin · Electrical System · issued Aug 1, 2026
• WRH-26 Certification Label Non-Compliance Recall- Parts and SSLP Process Updates.
  SubaruNet Announcement (P · Technical service bulletin · Structure · issued Jul 28, 2026
• This announcement provides WRH-26 recall information for owner contact and a vehicle disclosure form.
  SubaruNet Announcement (V · Technical service bulletin · Unknown / Other · issued Jul 24, 2026
• This announcement provides WRH-26 recall information for customers.
  SubaruNet Announcement (C · Technical service bulletin · Unknown / Other · issued Jul 24, 2026
• This announcement provides information on WRH-26 affected CPO and Used Vehicle Inventory.
  SubaruNet Announcement (v · Technical service bulletin · Unknown / Other · issued Jul 24, 2026
• Subaru of America, Inc. (Subaru) has initiated a non-compliance recall for certain 2026 model yearCrosstrek Hybrid vehicles, 2025-2026 model year Forester & Forester Hybrid vehicle…
  WRH-26R · Technical service bulletin · Unknown / Other · issued Jul 22, 2026
• This announcement provides an update for retailer inventory affected by the WRH-26 non-compliance recall.
  SubaruNet Announcement (W · Technical service bulletin · Unknown / Other · issued Jul 21, 2026
• This announcement provides information on a temporary process for addressing affected SSLP vehicles under the WRH-26 recall.
  SubaruNet Announcement (W · Technical service bulletin · Unknown / Other · issued Jul 17, 2026
• This announcement is to inform retailers of the non-compliance recall/stop sale parts update and repair procedure.
  SubaruNet Announcement ( · Technical service bulletin · Unknown / Other · issued Jul 17, 2026
• This bulletin provides instruction for use (FOTA) of a new reprogramming procedure to optimize the Denso Gen 4.5 Audio and Navigation system utilized in the models listed. (This is…
  15-311-23R · Technical service bulletin · Electrical System · issued Jul 15, 2026
• This bulletin provides updated parts information and a service procedure to follow for removing accumulated carbon deposits from fuel injectors and internal engine components (e.g.…
  02-193-24R · Technical service bulletin · Engine · issued Jun 30, 2026
• This bulletin provides updated parts information and a service procedure to follow for removing accumulated carbon deposits from fuel injectors and internal engine components (e.g.…
  09-74-21R · Technical service bulletin · Engine · issued Jun 26, 2026
• This bulletin outlines the diagnostic and repair procedure for white smoke emitted from the exhaust after startup.
  02-196-26 · Technical service bulletin · Engine · issued Jun 23, 2026
• This announcement is requesting retailer staff to retain the EyeSight protective hood covers from Generation 4 EyeSight cameras.
  SubaruNet Annoucement (E · Technical service bulletin · Unknown / Other · issued Jun 12, 2026
• This Service Information Bulletin was developed to provide removal and installation tips to be followed when working with EyeSight Stereo Cameras.
  07-241-26 · Technical service bulletin · Forward Collision Avoidance · issued Jun 11, 2026
• This bulletin provides guidance when diagnosing chain slip, judder, shudder, and hesitation concerns on the TR690 model CVT transmissions used in the models listed. (This is an rev…
  16-151-24R · Technical service bulletin · Power Train · issued Jun 5, 2026
• This bulletin announces the design change made to the exhaust manifold flange nut material that has been changed from stainless steel to medium carbon steel. This change also neces…
  09-130-25R · Technical service bulletin · Engine · issued Jun 3, 2026
• "This bulletin provides a new diagnostic procedure for vehicles equipped with a Denso CP 1, 1.5 and 2.5 head units to provide an enhanced version of the troubleshooting steps for S…
  18-240-26 · Technical service bulletin · Engine · issued Jun 1, 2026
• This Bulletin announces a correction to the diagnostic procedures for certain CVT related DTCs, including P0730, P0746, P0747, P0841, P0846, P0867, P1867, P1894, and P2723.
  18-241-26 · Technical service bulletin · Electrical System · issued May 28, 2026
• This bulletin contains additional information for recommended materials listed in the Service Manuals for individual models.
  01-167-08R · Technical service bulletin · Unknown / Other · issued May 18, 2026
• This bulletin provides updated parts information and a service procedure to follow for removing accumulated carbon deposits from fuel injectors and internal engine components (e.g.…
  02-193-24R · Technical service bulletin · Engine · issued May 13, 2026
• This bulletin announces a design change to the TR690 CVT control valve body which features an enhanced line pressure sensor O-ring, designed to prevent abnormal sensor readings cau…
  16-157-26 · Technical service bulletin · Power Train · issued May 12, 2026
• This announcement provides information on the remanufactured CVT transmission program.
  SubaruNet Announcement (R · Technical service bulletin · Power Train · issued May 4, 2026
• 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…
  18-230-26 · Technical service bulletin · Engine · issued May 1, 2026
• This Service Information Bulletin was developed to provide interim guidance for vehicles exhibiting DTC B2A20.
  07-240-26R · Technical service bulletin · Unknown / Other · issued Apr 30, 2026
• This bulletin contains additional information for recommended materials listed in the Service Manuals for individual models.
  01-167-08R · Technical service bulletin · Unknown / Other · issued Apr 24, 2026
• This Bulletin provides the diagnostic procedures to be followed when addressing customer concerns of steering wheel/vehicle body vibration when driving at highway speeds when tire/…
  05-97-26 · Technical service bulletin · Wheels · issued Apr 20, 2026
• This bulletin announces the new procedure and Warranty Fail Code for FirstTime air conditioning (A/C) performance concerns possibly resulting from an undetected A/C refrigerant lea…
  10-105-25R · Technical service bulletin · Electrical System · issued Mar 26, 2026
• This bulletin contains additional information for recommended materials listed in the Service Manuals for individual models.
  01-167-08R · Technical service bulletin · Unknown / Other · issued Mar 26, 2026
• In the interest of customer satisfaction, Subaru of America, Inc. (SOA) is extending the New Car Limited Warranty coverage for the front brake on 2019-24 model year Ascent models t…
  06-92-24R · Technical service bulletin · Service Brakes · issued Mar 20, 2026
• This bulletin contains information to help when attempting to complete the STARLINK Telematics subscription process, an Error Code 202 and / or 204 may occur preventing the process…
  15-219-18R · Technical service bulletin · Electrical System · issued Mar 16, 2026
• This announcement provides information on the use of aftermarket services or tools for programming immobilizer keys/fobs.
  SubaruNet Announcement (A · Technical service bulletin · Electrical System · issued Mar 4, 2026
• This Service Information Bulletin was developed to provide interim guidance for 2026 model year vehicles exhibiting DTC B2A20 with gen 4 Telematics.
  07-240-26R · Technical service bulletin · Electrical System · issued Feb 25, 2026
• This bulletin announces the availability of new reprogramming files developed to address cases of DTC C1C40 being detected by the Electronic Brake Booster (EBB) in addition to Fail…
  06-95-25R · Technical service bulletin · Electrical System · issued Feb 13, 2026
• This bulletin announces the new procedure and Warranty Fail Code for FirstTime air conditioning (A/C) performance concerns possibly resulting from an undetected A/C refrigerant lea…
  10-105-25R · Technical service bulletin · Electrical System · issued Feb 6, 2026
• The following information announces reprogramming file availability and provides a software update installation procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigati…
  15-305-22R · Technical service bulletin · Electrical System · issued Jan 20, 2026
• This Subaru service and technical support line newsletter provides information on the next phase of TechShare.
  Subaru Tech Tips Special · Technical service bulletin · Electrical System · issued Jan 15, 2026
• This Bulletin provides the diagnostic procedure for the STARLINK® Remote Engine Start (RES).
  15-300-22R · Technical service bulletin · Electrical System · issued Jan 12, 2026
• This announcement has been created to address difficulties with software updates on Subaru Select Monitors with DST-010 interface firmware has been updated.
  Subarunet Announcement (E · Technical service bulletin · Unknown / Other · issued Jan 12, 2026
• This bulletin provides updated parts information and a service procedure to follow for removing accumulated carbon deposits from fuel injectors and internal engine components (e.g.…
  09-74-21R · Technical service bulletin · Fuel/propulsion System · issued Dec 12, 2025
• This Service Information Bulletin provides the Service Manual Correction to the diagnostic procedure for DTC B2A16 (Immobilizer Key Collation Diagnosis).
  18-226-25R · Technical service bulletin · Electrical System · issued Dec 8, 2025
• This bulletin announces availability of new front wheel hub assemblies incorporating bearing surfaces having increased resistance to imperfections resulting from shock loads.
  05-95-25 · Technical service bulletin · Suspension · issued Dec 8, 2025
• 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 BAN…
  18-228-25R · Technical service bulletin · Electrical System · issued Dec 8, 2025
• This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure.
  15-333-25 · Technical service bulletin · Electrical System · issued Dec 2, 2025
• Subaru service article locator.
  Subaru Tech Tips (Article · Technical service bulletin · Unknown / Other · issued Nov 20, 2025
• 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 BAN…
  18-228-25 · Technical service bulletin · Electrical System · issued Nov 20, 2025
• Subaru service article locator.
  Subaru Tech Tips (Article · Technical service bulletin · Unknown / Other · issued Nov 20, 2025
• This bulletin announces reprogramming file that provides a software update installation procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head units utilized i…
  15-305-22R · Technical service bulletin · Electrical System · issued Nov 14, 2025
• This bulletin announces a new Genuine Subaru Replacement battery for use in applications where the current SOA821B700 battery is specified.
  07-213-22R · Technical service bulletin · Electrical System · issued Nov 4, 2025
• This bulletin provides information on the load carrying capacity reduced label when a port-installed or retailer-installed accessory exeeds 1.5 percent of the GVWR or 100 pounds, w…
  15-130-08R · Technical service bulletin · Unknown / Other · issued Oct 29, 2025
• This Service Information Bulletin outlines a systematic procedure for diagnosing parasitic draw (dark/standby current) in vehicles experiencing battery drain when the ignition is o…
  15-308-23R · Technical service bulletin · Electrical System · issued Oct 28, 2025
• This Service Bulletin is to inform you of a procedure to restore CP1.5’s normal operation by initializing the head unit.
  15-330-25 · Technical service bulletin · Electrical System · issued Oct 28, 2025
• This bulletin provides guidance when diagnosing chain slip, judder, shudder, and hesitation concerns on the TR690 model CVT transmissions used in the models listed.
  16-151-24R · Technical service bulletin · Power Train · issued Oct 28, 2025
• This bulletin announces the diagnostic procedures to be followed when encountering cases of the Remote Engine Start (RES) system being the only non-functioning feature with telemat…
  15-319-24R · Technical service bulletin · Electrical System · issued Oct 28, 2025
• Subaru tech tips newsletter article locator.
  Subaru Tech Tips (Article · Technical service bulletin · Unknown / Other · issued Oct 28, 2025
• Subaru tech tips newsletter article locator.
  Subaru Tech Tips (Article · Technical service bulletin · Unknown / Other · issued Oct 28, 2025
• This Bulletin outlines a comprehensive update to the dark current/parasitic draw diagnosis & testing procedures.
  07-236-25 · Technical service bulletin · Electrical System · issued Oct 23, 2025
• This Bulletin provides details on a new formal testing, charging, and tracking procedure for all 12-volt batteries in new vehicle inventory.
  07-233-25R · Technical service bulletin · Electrical System · issued Oct 23, 2025
• This bulletin announces the availability of new seat ventilation blower units which have been redesigned to address some cases of a vibration-type sound emitting from the blower un…
  12-252-23R · Technical service bulletin · Seats · issued Oct 23, 2025
• This bulletin announces reprogramming file availability and provides a software update installation procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head unit…
  15-305-22R · Technical service bulletin · Electrical System · issued Oct 16, 2025
• This bulletin provides instruction for use of a new reprogramming procedure to optimize the Denso Gen 4.5 Audio and Navigation system utilized in the models listed.
  15-311-23R · Technical service bulletin · Electrical System · issued Oct 9, 2025
• This bulletin addresses cases when attempting to complete the STARLINK Telematics subscription process, an Error Code 202 and / or 204 may occur preventing the process from complet…
  15-219-18R · Technical service bulletin · Electrical System · issued Sep 30, 2025
• This bulletin announces the availability of new seat ventilation blower units. This update is set to address some cases of a vibration-type sound emitting from the blower unit duri…
  12-252-23R · Technical service bulletin · Electrical System · issued Sep 30, 2025
• This OTA is an software update to provide audio improvements for the models listed.
  OTA Software Update (1003 · Technical service bulletin · Electrical System · issued Sep 29, 2025
• The following information announces reprogramming file availability and provides a software update installation procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigati…
  15-305-22R · Technical service bulletin · Electrical System · issued Sep 18, 2025
• This bulletin announces a design change made to the second row inner seat belt buckle assembly to address cases of the seat belt indicator warnings not turning off after the buckle…
  17-20-24R · Technical service bulletin · Seat Belts · issued Sep 11, 2025
• This bulletin announces the new procedure and Warranty Fail Code for FirstTime air conditioning (A/C) performance concerns possibly resulting from an undetected A/C refrigerant lea…
  10-105-25R · Technical service bulletin · Electrical System · issued Sep 5, 2025
• This Bulletin provides details on a new formal testing, charging, and tracking procedure for all 12-volt batteries in new vehicle inventory wjhich must be tested and reported every…
  07-233-25 · Technical service bulletin · Electrical System · issued Sep 3, 2025
• This Bulletin announces the release of a new diagnostic assistance application for TR690 CVT-equipped vehicles.
  16-154-25 · Technical service bulletin · Power Train · issued Sep 2, 2025
• This Bulletin provides helpful procedures and best practices to utilize when customers present with concerns relating to the operation of their Gen 2/Gen 3 Telematics system equipp…
  15-266-20R · Technical service bulletin · Electrical System · issued Aug 26, 2025
• This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure.
  15-320-24R · Technical service bulletin · Electrical System · issued Aug 21, 2025
• This bulletin provides updated parts information and a service procedure to follow for removing accumulated carbon deposits from fuel injectors and internal engine components (e.g.…
  02-193-24R · Technical service bulletin · Engine · issued Aug 14, 2025
• Subaru of America, Inc. will release an OTA to perform a software update to the DCM. This is a preventive OTA.
  SubaruNet Announcement · Technical service bulletin · Electrical System · issued Aug 13, 2025
• Subaru Service Technical Support Newsletter special edition.
  Subaru Service Technical · Technical service bulletin · Engine · issued Aug 11, 2025
• This bulletin provides information on paint codes for vehicles in the 2026 line up.
  13-108-25 · Technical service bulletin · Structure · issued Aug 11, 2025
• This bulletin announces the availability of reprogramming files for the HYDRAULIC UNIT ASSEMBLY(VDC). This logic was developed to address the following Diagnostic Trouble Code (DTC…
  06-96-25 · Technical service bulletin · Service Brakes · issued Aug 11, 2025
• This bulletin announces the availability of reprogramming files designed to improve the functionality of the Keyless Access Control Unit.
  15-327-25 · Technical service bulletin · Electrical System · issued Aug 11, 2025
• This Bulletin announces the availability of a new part Extender Belt. This is for customers who find it necessary to increase the length of their seat belt.
  17-21-25 · Technical service bulletin · Seat Belts · issued Aug 7, 2025
• This bulletin announces the availability of reprogramming files for the Engine Control Module (ECM) to address the following Diagnostic Trouble Code (DTC): P062F - Internal Control…
  09-136-25R · Technical service bulletin · Engine · issued Aug 7, 2025
• This bulletin provides additional examples, diagnostics tips and installation tips as helpful aids to be used when working with sunroof seals and sunroof frame assemblies on Ascent…
  12-258-25R · Technical service bulletin · Structure · issued Aug 7, 2025
• This bulletin announces the availability of new seat ventilation blower units.
  12-252-23R · Technical service bulletin · Seats · issued Jul 29, 2025
• This OTA is released to address Telematic functions that may stop working after a certain amount of time from the vehicle's production.
  SubaruNet Announcement · Technical service bulletin · Electrical System · issued Jul 16, 2025
• This bulletin announces the availability of reprogramming files for the Engine Control Module (ECM). This logic was developed to address the following Diagnostic Trouble Code (DTC)…
  09-136-25R · Technical service bulletin · Electrical System · issued Jul 14, 2025
• "This bulletin announces the new procedure and Warranty Fail Code for FirstTime air conditioning (A/C) performance concerns possibly resulting from an undetected A/C refrigerant le…
  10-105-25R · Technical service bulletin · Electrical System · issued Jul 10, 2025
• This bulletin announces the availability of new reprogramming files developed to address cases of DTC C1C40 being detected by the Electronic Brake Booster (EBB) in addition to Fail…
  06-95-25R · Technical service bulletin · Service Brakes · issued Jul 10, 2025
• This announcment provides information on the release of the latest software updates to the Subaru Midtronics DSS-5000 Battery Diagnostic tool.
  SubaruNet Annoucement · Technical service bulletin · Unknown / Other · issued Jun 27, 2025
• This announcement is to bring attention to the OTA for In-vehicle service appointment scheduler and In-vehicle message center.
  SubaruNet Announcement (S · Technical service bulletin · Unknown / Other · issued Jun 24, 2025
• This Bulletin provides additional diagnostics to follow when addressing a Telematics-related DTC B2A16.
  15-251-19R · Technical service bulletin · Electrical System · issued Jun 24, 2025
• This Service Information bulletin announces the new procedure and Warranty Fail Code for FirstTime air conditioning (A/C) performance concerns possibly resulting from an undetected…
  10-105-25R · Technical service bulletin · Electrical System · issued Jun 23, 2025
• This bulletin announces the availability of reprogramming files for the Engine Control Module (ECM). This logic was developed to address the following Diagnostic Trouble Code (DTC)…
  09-136-25R · Technical service bulletin · Engine · issued May 29, 2025
• This bulletin provides updated parts information and a service procedure to follow for removing accumulated carbon deposits from fuel injectors and internal engine components (e.g.…
  02-193-24R · Technical service bulletin · Fuel/propulsion System · issued May 29, 2025
• This bulletin announces the availability of new reprogramming files developed to address cases of DTC C1C40 being detected by the Electronic Brake Booster (EBB) in addition to Fail…
  06-95-25 · Technical service bulletin · Electrical System · issued May 29, 2025
• The purpose of this bulletin is to provide replacement key and immobilizer information along with an overview of the Subaru Lock Information web-site.
  01-168-09R · Technical service bulletin · Unknown / Other · issued May 19, 2025
• In the interest of customer satisfaction, Subaru of America, Inc. (SOA) is extending the New Car Limited Warranty coverage for the front brake on 2019-24 model year Ascent models t…
  06-92-24R · Technical service bulletin · Service Brakes · issued May 19, 2025
• This bulletin announces a design change to the knob of the center air vent grilles.
  10-104-25 · Technical service bulletin · Unknown / Other · issued May 13, 2025
• This bulletin announces the new procedure and Warranty Fail Code for FirstTime air conditioning (A/C) performance concerns possibly resulting from an undetected A/C refrigerant lea…
  10-105-25R · Technical service bulletin · Electrical System · issued May 13, 2025
• This Service Bulletin provides additional diagnostics to follow when addressing a Telematics-related DTC B2A16.
  15-251-19R · Technical service bulletin · Electrical System · issued Apr 30, 2025
• This bulletin announces availability of new door window regulator assemblies and door glass run channel seals in response to limited concerns of erratic operation of the anti-entra…
  07-189-21R · Technical service bulletin · Structure · issued Apr 29, 2025
• This bulletin announces a design change to the hood lock switch portion of the hood lock assembly.
  12-267-25 · Technical service bulletin · Structure · issued Apr 28, 2025
• This Bulletin announces the diagnostic procedures to be followed when diagnosing engine oil leakage on FA and FB type engines.
  02-192-24R · Technical service bulletin · Engine · issued Apr 22, 2025
• This bulletin announces design changes made to the rear axle hubs. These changes have been implemented to reduce cases water intrusion further leading to harmonic, humming, and gri…
  03-96-25 · Technical service bulletin · Power Train · issued Apr 22, 2025
• This bulletin provides updated parts information and a service procedure to follow for removing accumulated carbon deposits from fuel injectors and internal engine components (e.g.…
  02-193-24R · Technical service bulletin · Engine · issued Apr 14, 2025
• This Bulletin announces availability of a User Guide and an informative video to supplement the recent releases to retailers of the SOA321152 and SOA321153 Terminal Test Kits.
  14-31-25 · Technical service bulletin · Unknown / Other · issued Mar 31, 2025
• This bulletin announces design changes made to the Power Rear Gate Drive (PRG) Unit to address concerns of the power rear gate being inoperative.
  12-265-25 · Technical service bulletin · Structure · issued Mar 27, 2025
• This bulletin announces availability of new combination meter reprogramming files developed to address cases of inaccurate fuel economy displayed on the Center Information Display …
  15-323-25R · Technical service bulletin · Fuel/propulsion System · issued Mar 27, 2025
• The following information announces reprogramming file availability and provides a software update installation procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigati…
  15-305-22R · Technical service bulletin · Electrical System · issued Mar 24, 2025
• The purpose of this bulletin is to advise of SOA’s revised Catalytic Converter Recycling Program shipping procedure.
  09-51-08R · Technical service bulletin · Engine · issued Mar 24, 2025
• This bulletin provides additional examples, diagnostics tips and installation tips as helpful aids to be used when working with sunroof seals and sunroof frame assemblies on Ascent…
  12-258-25 · Technical service bulletin · Structure · issued Mar 18, 2025
• This Service Information Bulletin details a new procedure for conducting a CommCheck on vehicles equipped with a GEN 3/GEN 3+ DCM.
  15-324-25 · Technical service bulletin · Electrical System · issued Mar 18, 2025
• This Bulletin has been developed to outline the steps for gathering basic but essential information during diagnosis of Infotainment concerns.
  15-304-22R · Technical service bulletin · Electrical System · issued Mar 18, 2025
• This bulletin contains additional information for recommended materials listed in the Service Manuals for individual models.
  01-167-08R · Technical service bulletin · Unknown / Other · issued Mar 17, 2025
• In the interest of customer satisfaction, Subaru of America, Inc. (SOA) is extending the New Car Limited Warranty coverage for the front brake on 2019-24 model year Ascent models t…
  06-92-24R · Technical service bulletin · Service Brakes · issued Mar 17, 2025
• This bulletin announces availability of new door window regulator assemblies and door glass run channel seals in response to limited concerns of erratic operation of the anti-entra…
  07-189-21R · Technical service bulletin · Visibility/wiper · issued Mar 13, 2025
• This Bulletin announces diagnostic procedures to be followed when working with a Power Rear Gate (PRG).
  12-262-25 · Technical service bulletin · Structure · issued Mar 6, 2025
• When attempting to complete the STARLINK Telematics subscription process, an Error Code 202 and / or 204 may occur preventing the process from completing successfully.
  15-219-18R · Technical service bulletin · Electrical System · issued Mar 6, 2025
• This bulletin announces the design change made to the left and right A-Pillar trim panels which will address cases of loose fitment.
  12-260-25 · Technical service bulletin · Unknown / Other · issued Mar 6, 2025
• This bulletin announces the design change made to the exhaust manifold flange nuts. The material has been changed from a medium carbon steel to stainless steel.
  09-130-25R · Technical service bulletin · Engine · issued Feb 18, 2025
• This bulletin announces the design change made to the exhaust manifold flange nuts. The material has been changed from a medium carbon steel to stainless steel.
  09-130-25R · Technical service bulletin · Engine · issued Feb 18, 2025
• This bulletin announces availability of new door window regulator assemblies and door glass run channel seals in response to limited concerns of erratic operation of the anti-entra…
  07-189-21R · Technical service bulletin · Visibility/wiper · issued Feb 17, 2025
• This bulletin provides updated parts information and a service procedure to follow for removing accumulated carbon deposits from fuel injectors and internal engine components (e.g.…
  02-193-24R · Technical service bulletin · Engine · issued Feb 17, 2025
• "This Service Bulletin provides additional diagnostics to follow when addressing a Telematics-related DTC B2A16."
  15-251-19R · Technical service bulletin · Electrical System · issued Feb 10, 2025
• This bulletin provides guidance when diagnosing chain slip, judder, shudder, and hesitation concerns on the TR690 model CVT transmissions used in the models listed.
  16-151-24R · Technical service bulletin · Power Train · issued Jan 31, 2025
• This announcement is in regard to special service tool shipment will be shipped directly to the Subar retailers during February.
  Subarunet Announcement · Technical service bulletin · Unknown / Other · issued Jan 31, 2025
• This bulletin announces availability of new door window regulator assemblies and door glass run channel seals in response to limited concerns of erratic operation of the anti-entra…
  07-189-21R · Technical service bulletin · Visibility/wiper · issued Jan 31, 2025
• A head unit OTA will be available via cellular network for Mid and High Grade CP1.5 head units.
  RC5 Head Unit OTA · Technical service bulletin · Electrical System · issued Jan 28, 2025
• The following information announces reprogramming file availability and provides a software update installation procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigati…
  15-305-22R · Technical service bulletin · Electrical System · issued Jan 18, 2025
• This bulletin announces the repair procedures to be followed when DTC P1449 (EVAP System Clog Detected) is detected by the Engine Control Module (ECM).
  11-205-25 · Technical service bulletin · Electrical System · issued Jan 17, 2025
• This bulletin provides updated parts information and a service procedure to follow for removing accumulated carbon deposits from fuel injectors and internal engine components (e.g.…
  02-193-24 · Technical service bulletin · Fuel/propulsion System · issued Dec 19, 2024
• This bulletin is for information purposes only.The bulletin adresses design changes of the headlamps and rear combination lamps, where moisture and or condensation may develop on t…
  07-59-07R · Technical service bulletin · Electrical System · issued Dec 13, 2024
• This bulletin provides guidance when diagnosing chain slip, judder, shudder, and hesitation concerns on the TR690 model CVT transmissions used in the models listed.
  16-151-24R · Technical service bulletin · Power Train · issued Dec 4, 2024
• "This bulletin announces availability of new reprogramming files developed to address the two symptoms described below: SYMPTOM 1: A jerk or judder sensation felt from the powertra…
  16-150-24R · Technical service bulletin · Electrical System · issued Dec 3, 2024
• "This bulletin announces availability of new reprogramming files developed to address the two symptoms described below: SYMPTOM 1: A jerk or judder sensation felt from the powertra…
  16-150-24R · Technical service bulletin · Electrical System · issued Nov 22, 2024
• In the interest of customer satisfaction, Subaru of America, Inc. (SOA) is extending the New Car Limited Warranty coverage for the front brake on 2019-24 model year Ascent models t…
  06-92-24R · Technical service bulletin · Service Brakes · issued Nov 22, 2024
• This bulletin announces a design change made to the second row inner seat belt buckle assembly to address cases of the seat belt indicator warnings not turning off after the buckle…
  17-20-24 · Technical service bulletin · Electrical System · issued Nov 22, 2024
• This bulletin announces the initialization service procedures to be followed when diagnosing and/or repairing Power Rear Gate (PRG) systems.
  12-251-23R · Technical service bulletin · Structure · issued Nov 21, 2024
• This annocement is to inform dealers to the Gen 3.1 Head Unit OTA will be available via Wi-Fi. The update will take place in multiple batches with the first beginneing November 15t…
  SubaruNet Announcement · Technical service bulletin · Electrical System · issued Nov 14, 2024
• The following information announces reprogramming file availability and provides a software update installation procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigati…
  15-305-22R · Technical service bulletin · Electrical System · issued Nov 7, 2024
• This bulletin provides guidance when diagnosing chain slip, judder, shudder, and hesitation concerns on the TR690 model CVT transmissions used in the models listed.
  16-151-24R · Technical service bulletin · Power Train · issued Nov 7, 2024
• This bulletin provides instruction for use of a new reprogramming procedure to optimize the Denso Gen 4.5 Audio and Navigation system utilized in the models listed.
  15-311-23R · Technical service bulletin · Electrical System · issued Nov 7, 2024
• This bulletin details an important regulation issued by the National Highway Traffic Safety Administration (NHTSA) which impacts the way some vehicles with accessories are sold. Th…
  15-130-08R · Technical service bulletin · Unknown / Other · issued Oct 31, 2024
• "This bulletin announces the availability of new reprogramming files developed to address the following three symptoms. SYMPTOM #1: After the EyeSight camera has been exposed to hi…
  07-225-24R · Technical service bulletin · Forward Collision Avoidance · issued Oct 31, 2024
• This bulletin announces availability of new reprogramming files developed to address symptoms which a jerk or judder sensation can be felt from the powertrain during braking with a…
  16-150-24R · Technical service bulletin · Power Train · issued Oct 31, 2024
• This bulletin provides guidance when diagnosing chain slip, judder, shudder, and hesitation concerns on the TR690 model CVT transmissions used in the models listed.
  16-151-24 · Technical service bulletin · Electrical System · issued Oct 22, 2024
• Subaru of America, Inc. 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 vehicle…
  SubaruNet Announcement · Technical service bulletin · Service Brakes · issued Oct 7, 2024
• This bulletin following information announces reprogramming file availability and provides a software update installation procedure to optimize the new Gen 4.5 Denso CP1.5 Audio an…
  15-305-22R · Technical service bulletin · Electrical System · issued Oct 2, 2024
• This bulletin contains additional information for recommended materials listed in the Service Manuals for individual models.
  01-167-08R · Technical service bulletin · Unknown / Other · issued Oct 1, 2024
• This Service Information Bulletin announces the preferred practices to be used when handling vehicles equipped with Gen2 Telematics which are enrolled in the Subaru STARLINK® Secur…
  15-298-22R · Technical service bulletin · Electrical System · issued Sep 27, 2024
• This bulletin contains additional information for recommended materials listed in the Service Manuals for individual models.
  01-167-08R · Technical service bulletin · Electrical System · issued Sep 27, 2024
• This Service Information Bulletin announces the diagnostic procedures to be followed when diagnosing engine oil leakage on FA and FB type engines.
  02-192-24 · Technical service bulletin · Engine · issued Sep 26, 2024
• This Service Information bulletin is being released as guidance for proper testing and charging of vehicle batteries.
  07-178-21R · Technical service bulletin · Electrical System · issued Sep 26, 2024
• This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure.
  15-320-24 · Technical service bulletin · Electrical System · issued Sep 26, 2024
• In the interest of customer satisfaction, Subaru of America, Inc. (SOA) is extending the New Car Limited Warranty coverage for the front brake on 2019-24 model year Ascent models t…
  06-92-24R · Technical service bulletin · Service Brakes · issued Sep 26, 2024
• This bulletin announces availability of new reprogramming files developed to address the two symptoms, a jerk or judder sensation felt from the powertrain during braking with the a…
  16-150-24R · Technical service bulletin · Engine · issued Sep 26, 2024
• The CP1.5 RCs OTA is available for all mid and high grade CP1.5 head units.
  SubaruNet Announcement · Technical service bulletin · Electrical System · issued Sep 26, 2024
• This bulletin announces the design change made to the rear gate glass, it is intended to address cases of rust build up along the edge of the rear gate opening of the rear quarter …
  12-254-24 · Technical service bulletin · Structure · issued Sep 19, 2024
• This Bulletin provides the printable target chart needed to perform the wide angle mono camera adjustment procedure for the EyeSight system.
  07-211-23 · Technical service bulletin · Forward Collision Avoidance · issued Sep 17, 2024
• This bulletin announces availability of the NEW genuine Subaru engine oil filter.
  02-191-22R · Technical service bulletin · Engine · issued Sep 17, 2024
• This bulletin announces availability of new reprogramming files developed to address of a a jerk or judder sensation felt from the powertrain during braking with air conditioning o…
  16-150-24 · Technical service bulletin · Power Train · issued Sep 13, 2024
• This bulletin outlines the judgment criteria to be used when inspecting front transverse link bushings to reduce unnecessary bushing replacement.
  03-94-24 · Technical service bulletin · Suspension · issued Sep 4, 2024
• This Service Information Bulletin announces important diagnostic information to utilize when the Data Communication Module (DCM) is being tested as a dark current/standby current s…
  15-308-23R · Technical service bulletin · Electrical System · issued Aug 15, 2024
• This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure for 2025MY vehicles.
  15-320-24 · Technical service bulletin · Electrical System · issued Aug 5, 2024
• The purpose of this bulletin is to provide replacement key and immobilizer information along with an overview of the Subaru Lock Information web-site.
  01-168-09R · Technical service bulletin · Engine · issued Aug 5, 2024
• This Bulletin provides additional diagnostics to follow when addressing a Telematics-related DTC B2A16.
  15-251-19R · Technical service bulletin · Electrical System · issued Aug 5, 2024
• This announcement provides information on a warranty extension for Ascent front brake judder/squeak on certain 2019 to 2024 model year vehicles manufactured prior to January 11th 2…
  Subarunet Announcement · Technical service bulletin · Service Brakes · issued Jul 31, 2024
• This bulletin is in the interest of customer satisfaction, Subaru of America, Inc. (SOA) is extending the New Car Limited Warranty coverage for the front brake on 2019-24 model yea…
  06-92-24 · Technical service bulletin · Service Brakes · issued Jul 31, 2024
• This annoucement provides parts personnel information about remanufactured transmissions that will no longer be available.
  Subarunet Announcement · Technical service bulletin · Power Train · issued Jul 24, 2024
• This bulletin announces reprogramming file availability and provides a software update installation procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head unit…
  15-305-22R · Technical service bulletin · Electrical System · issued Jul 18, 2024
• This bulletin provides updated parts information and a service procedure to follow for removing accumulated carbon deposits from fuel injectors and internal engine components (e.g.…
  09-74-21R · Technical service bulletin · Engine · issued Jul 18, 2024
• This announcement provides information for retailers to install the latest infotainment system software for Denso CP 1.5.
  Subarunet Announcement · Technical service bulletin · Electrical System · issued Jul 18, 2024
• This bulletin announces important diagnostic information to utilize when testing the Data Communication Module (DCM) as a dark current/standby current source. All models equipped w…
  15-308-23R · Technical service bulletin · Electrical System · issued Jul 17, 2024
• This announcement provides information on Takata Recall Escalated Towing Program.
  Subarunet Announcement · Technical service bulletin · Electrical System · issued Jul 15, 2024
• This thermo control valve video contains information on the replacement of thermo control valve.
  Thermo Control Valve Vide · Technical service bulletin · Engine · issued Jul 11, 2024
• This Bulletin provides SOA paint codes to help eliminate possible confusion for 2025 MY vehicles.
  13-107-24 · Technical service bulletin · Unknown / Other · issued Jul 9, 2024
• "This bulletin announces a new Genuine Subaru Replacement battery for use in applications where the current SOA821B700 battery is specified."
  07-213-22R · Technical service bulletin · Electrical System · issued Jul 8, 2024
• This bulletin contains additional information for recommended materials listed in the Service Manuals for individual models.
  01-167-08R · Technical service bulletin · Unknown / Other · issued Jul 8, 2024
• This Bulletin provides guidance for diagnosing a leaking front or rear suspension strut.
  05-91-24 · Technical service bulletin · Suspension · issued Jul 8, 2024
• This Service Information Bulletin announces the new control module software reprogramming procedures.
  14-28-21R · Technical service bulletin · Engine · issued Jul 8, 2024
• This information announces reprograming file availability for Gen 4.5 Denso CP1.5 Audio and Navigation systems. Inprovement for CarPlay concerns with hands-free calls when the rece…
  SubaruNet Announcement · Technical service bulletin · Electrical System · issued Jun 28, 2024
• This bulletin announces reprogramming file availability and provides a software update installation procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head unit…
  15-305-22R · Technical service bulletin · Electrical System · issued Jun 28, 2024
• This bulletin provides diagnosis and procedure information to be applied when diagnosing potential fluid leaks on front and rear brake calipers. This information has been developed…
  06-90-24 · Technical service bulletin · Service Brakes · issued Jun 25, 2024
• This bulletin announces the diagnostic procedures to be followed when encountering cases of the Remote Engine Start (RES) system being the only non-functioning feature with telemat…
  15-319-24 · Technical service bulletin · Electrical System · issued May 14, 2024
• This bulletin announces the availability of new reprogramming files developed to address DTC B28C7 (EyeSight Fan Motor RPM), E5 (halt code deected by EyeSight Stereo Camera), and B…
  07-225-24R · Technical service bulletin · Electrical System · issued May 14, 2024
• This bulletin announces the availability of new reprogramming files developed to address cases were a halt code E5, B28A6 and or DTC B28C7 is detected by the EyeSight Stereo Camera…
  07-225-24R · Technical service bulletin · Equipment · issued Apr 18, 2024
• This bulletin provides instruction for use of a new reprogramming procedure to optimize the Denso Gen 4.5 Audio and Navigation system utilized in the models listed.
  15-311-23R · Technical service bulletin · Equipment · issued Apr 12, 2024
• This bulletin announces the availability of new reprogramming files developed to address cases of DTC P0890 (TCM Power Relay Sense Circuit Low) detected by the Engine Control Modul…
  09-117-24 · Technical service bulletin · Engine and Engine Cooling · issued Apr 9, 2024
• This bulletin announces a new Genuine Subaru Replacement battery for use in applications where the current SOA821B700 battery is specified.
  07-213-22R · Technical service bulletin · Equipment · issued Mar 28, 2024
• "This bulletin announces a new Genuine Subaru Replacement battery for use in applications where the current SOA821B700 battery is specified. This battery has higher capacity and is…
  7-213-22R · Technical service bulletin · Electrical System · issued Mar 28, 2024
• "This bulletin announces a new Genuine Subaru Replacement battery for use in applications where the current SOA821B700 battery is specified. This battery has higher capacity and is…
  7-213-22R · Technical service bulletin · Equipment · issued Mar 28, 2024
• This bulletin provides information for all Gen 3 Telematics and Cp 1.5 infotainment equipped vehicles, starting with 2023MY, allowing access to valet mode through the head unit.
  15-303-22R · Technical service bulletin · Electrical System · issued Mar 25, 2024
• This bulletin has been developed for use as a quick reference tool to aid in diagnosing operational concerns of the Gen 2 Telematics systemâ s remote access features.
  15-242-19R · Technical service bulletin · Equipment · issued Mar 19, 2024
• This bulletin addresses an error code 202 and or 204 when attempting to complete the STARLINK telematics subsription process.
  15-219-18R · Technical service bulletin · Equipment · issued Mar 19, 2024
• This bulletin announces the availability of reprogramming files for the Engine Control Module (ECM). This will address cases of DTC P04AE for the EVAP purge control valve stuck ope…
  09-114-23R · Technical service bulletin · Engine and Engine Cooling · issued Mar 18, 2024
• "This bulletin announces the availability of new reprogramming files developed to address the following three symptoms: EyeSight camera cooling fans becomes inoperable with DTC B28…
  07-225-24 · Technical service bulletin · Electrical System · issued Mar 13, 2024
• This bulletin announces changes in design to the front strut assemblies which will address cases of rumbling and/or rattling coming from the undercarriage while going over bumps.
  05-90-24R · Technical service bulletin · Suspension · issued Mar 11, 2024
• This bulletin provides the diagnostic procedure for Harman Infotainment Systems when DTC B2255 is detected. This update should prevent unnecessary replacement of the head unit or U…
  18-225-22R · Technical service bulletin · Equipment · issued Mar 5, 2024
• This bulletin announces the availability of new reprogramming files for the Data Communications Module (DCM). Customers with an active subscription will receive these files via OTA…
  15-315-23R · Technical service bulletin · Electrical System · issued Feb 27, 2024
• This bulletin announces updated reprogramming files available to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head units.
  15-305-22R · Technical service bulletin · Electrical System · issued Feb 26, 2024
• Subaru of America, Inc. (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 duri…
  WRH-23R · Technical service bulletin · Wheels · issued Feb 6, 2024
• This bulletin addresses rumbling and or rattling coming from the undercarriage while traveling over bumps. Subaru has made a design change to the front strut assemblies to address …
  05-90-24 · Technical service bulletin · Suspension · issued Feb 5, 2024
• This Service Bulletin provides additional diagnostics to follow when addressing a Telematics-related DTC B2A16.
  15-251-19R · Technical service bulletin · Electrical System · issued Jan 11, 2024
• This Service Information Bulletin announces additional information regarding the 360 Surround Multiview Monitor on Ascent models.
  18-233-23 · Technical service bulletin · Electrical System · issued Jan 3, 2024
• This bulletin announces a new Genuine Subaru Replacement battery for use in applications where the current SOA821B700 battery is specified.
  07-213-22R · Technical service bulletin · Electrical System · issued Dec 21, 2023
• The following information announces reprogramming file availability and provides a software update installation procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigati…
  15-305-22R · Technical service bulletin · Equipment · issued Dec 20, 2023
• This bulletin provides instruction for use of a new reprogramming procedure to optimize the Denso Gen 4.5 Audio and Navigation system utilized in the models listed.
  15-311-23R · Technical service bulletin · Electrical System · issued Dec 20, 2023
• This bulletin announces design changes made to the Exhaust Pipe Front (EPF) to address concerns of rattle-type or fluttering sounds coming from the undercarriage during acceleratio…
  09-106-23R · Technical service bulletin · Engine and Engine Cooling · issued Nov 27, 2023
• This bulletin the announces availability of new reprogramming files for the Engine Control Module (ECM) developed to address cases of DTC P04AE (EVAP System Purge Control Valve â B…
  09-114-23 · Technical service bulletin · Engine and Engine Cooling · issued Nov 27, 2023
• This bulletin announces the availability of new reprogramming files for the DCM.
  15-315-23 · Technical service bulletin · Electrical System · issued Nov 17, 2023
• This bulletin announces the initialization service procedures to be followed when diagnosing and/or repairing Power Rear Gate (PRG) systems.
  12-251-23 · Technical service bulletin · Electrical System · issued Nov 9, 2023
• This bulletin announces the availability new service procedure developed for the diagnosis of the following DTCs detected by the Transmission Control Module (TCM):
  16-144-23 · Technical service bulletin · Electrical System · issued Nov 8, 2023
• Safety Recall â Propeller Shaft Center Brace Mounting Surfaces.
  WRN-23 · Technical service bulletin · Parking Brake · issued Nov 7, 2023
• Subaru of America, Inc. (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 r…
  SubaruNet Announ · Technical service bulletin · Power Train · issued Nov 6, 2023
• This Bulletin provides helpful procedures and best practices to utilize when customers present with concerns relating to the operation of their Gen 2/Gen 3 Telematics system equipp…
  15-266-20R · Technical service bulletin · Equipment · issued Oct 26, 2023
• This bulletin announces the availability of new seat ventilation blower units.
  12-252-23R · Technical service bulletin · Electrical System · issued Oct 25, 2023
• This Service Information Bulletin is to inform you of the diagnosis procedure of the CP1/ CP1.5 Infotainment System when DTC B2256 is detected.
  18-224-22R · Technical service bulletin · Electrical System · issued Oct 12, 2023
• This bulletin announces a new Genuine Subaru Replacement battery for use in applications where the current SOA821B700 battery is specified.
  07-213-22R · Technical service bulletin · Electrical System · issued Oct 6, 2023
• Subaru of America, Inc. (Subaru) has initiated a safety recall for certain 2023 model year Outback, Legacy, Ascent and Impreza vehicles.
  SubaruNet Announ · Technical service bulletin · Power Train · issued Sep 22, 2023
• The following information announces reprogramming file availability and provides a software update installation procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigati…
  15-305-22R · Technical service bulletin · Electrical System · issued Sep 5, 2023
• This Service Information Bulletin announces additional diagnostic procedures and a detailed flow chart to be used when diagnosing customer concerns regarding the operation of the S…
  15-282-21R · Technical service bulletin · Electrical System · issued Aug 31, 2023
• This bulletin announces design changes made to the Exhaust Pipe Front (EPF) to address concerns of rattle-type or fluttering sounds coming from the undercarriage during acceleratio…
  09-106-23R · Technical service bulletin · Engine and Engine Cooling · issued Aug 24, 2023
• This bulletin announces a new Genuine Subaru Replacement battery for use in applications where the current SOA821B700 battery is specified.
  07-213-22R · Technical service bulletin · Equipment · issued Aug 10, 2023
• The purpose of this bulletin is to provide replacement key and immobilizer information along with an overview of the Subaru Lock Information web-site.
  01-168-09R · Technical service bulletin · Electrical System · issued Aug 1, 2023
• This Service Information Bulletin has been developed to outline the steps for gathering basic but essential information during diagnosis of Infotainment concerns.
  15-304-22R · Technical service bulletin · Equipment · issued Jul 31, 2023
• This bulletin announces diagnostic procedures and availability of new Engine Control Module (ECM) reprogramming files to address DTC P2404 (Evap System Leak Detection Pump Sense Ci…
  09-107-23 · Technical service bulletin · Engine and Engine Cooling · issued Jul 18, 2023
• This Bulletin provides reference tables and photos to use for determining the infotainment head unit supplier and generation.
  15-285-21R · Technical service bulletin · Equipment · issued Jul 13, 2023
• This bulletin announces availability of reprogramming files to optimize the Transmission Control Module (TCM). The new files were designed to address cases of DTC P0711 (Transmissi…
  16-141-23R · Technical service bulletin · Electrical System · issued Jul 11, 2023
• This bulletin announces design changes made to the Exhaust Pipe Front (EPF) to address concerns of rattle-type or fluttering sounds coming from the undercarriage during acceleratio…
  09-106-23 · Technical service bulletin · Engine and Engine Cooling · issued Jul 11, 2023
• Subaru of America, Inc. (Subaru) is initiating a new safety recall and stop sale for certain 2023 model year Ascent vehicles equipped with 20-inch wheels.
  WRH-23R · Technical service bulletin · Wheels · issued Jun 29, 2023
• This Service Information Bulletin provides updated diagnostic procedures to follow and a brief questionnaire to complete when diagnosing an alleged Chain Slip condition on the TR58…
  16-132-20R · Technical service bulletin · Power Train · issued Jun 28, 2023
• This bulletin provides instruction for use of a new reprogramming procedure to optimize the Denso Gen 4.5 Audio and Navigation system utilized in the models listed.
  15-311-23 · Technical service bulletin · Electrical System · issued Jun 23, 2023
• This service bulletin provides a temporary repair procedure to address vibrations and/or judder concerns experienced on turns during acceleration.
  16-136-22R · Technical service bulletin · Power Train · issued Jun 13, 2023
• This Service Information Bulletin announces the new control module software reprogramming procedures.
  14-28-21R · Technical service bulletin · Equipment · issued Jun 6, 2023
• This Bulletin provides the printable target chart needed to perform the wide angle mono camera adjustment procedure for the EyeSight system.
  07-211-23 · Technical service bulletin · Electrical System · issued Jun 5, 2023
• This Service Information Bulletin provides the diagnostic procedure for the STARLINK® Remote Engine Start (RES). All Gen2 and Gen3 Telematics Equipped Models.
  15-300-22R · Technical service bulletin · Communication · issued Jun 5, 2023
• WRJ-23 Front lower arm castle nut torque.
  SubaruNet Announ · Technical service bulletin · Suspension · issued Jun 2, 2023
• Subaru of America, Inc. (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 n…
  WRJ-23R · Technical service bulletin · Suspension · issued Jun 2, 2023
• To improve our customerâ s experience with software updates, bug fixes and performance enhancements, we are launching our first Head Unit FOTA to eligible customers who are subscri…
  SubaruNet Announ · Technical service bulletin · Equipment · issued May 31, 2023
• This Service Information Bulletin announces the new control module software reprogramming procedures for 2022MY and later BRZ models.
  14-28-21R · Technical service bulletin · Electrical System · issued May 25, 2023
• This bulletin provides a procedure to address customer concerns of surface rust accumulating in the top center retaining nut area of the front strut mounts.
  05-62-18R · Technical service bulletin · Suspension · issued May 22, 2023
• This bulletin announces a new Genuine Subaru Replacement battery for use in applications where the current SOA821B700 battery is specified.
  07-213-22R · Technical service bulletin · Electrical System · issued May 16, 2023
• This bulletin announces availability of reprogramming files to optimize the Transmission Control Module (TCM).
  16-141-23 · Technical service bulletin · Power Train · issued May 16, 2023
• This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure.
  15-302-22R · Technical service bulletin · Equipment · issued May 11, 2023
• UPDATE Safety Recall/STOP SALE: WRH-23 Tire Bead Damage.
  SubaruNet Announ · Technical service bulletin · Wheels · issued Apr 28, 2023
• This Bulletin provides updated diagnostic procedures to follow and a brief questionnaire to complete when diagnosing an alleged Chain Slip condition on the TR580 and TR690 model CV…
  16-132-20R · Technical service bulletin · Power Train · issued Apr 27, 2023
• Reprogramming File Availability for Optimization of Gen 4.5 Denso CP1.5 Infotainment Systems
  15-305-22R · Technical service bulletin · Equipment · issued Apr 26, 2023
• This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure.
  15-302-22R · Technical service bulletin · Electrical System · issued Apr 11, 2023
• Subaru of America, Inc. (Subaru) is initiating a new safety recall and stop sale for certain 2023 model year Ascent vehicles equipped with 20-inch wheels.
  WRH-23 · Technical service bulletin · Wheels · issued Apr 7, 2023
• This Service Information Bulletin provides helpful procedures and best practices to utilize when customers present with concerns relating to the operation of their Gen 2/Gen 3 Tele…
  15-266-20R · Technical service bulletin · Equipment · issued Apr 5, 2023
• This bulletin provides a repair procedure to address a small number of customer concerns of the hood panel surface vibrating while driving.
  12-281-20R · Technical service bulletin · Equipment · issued Apr 5, 2023
• Subaru of America, Inc. (Subaru) is initiating a new safety recall and stop sale for certain 2023 model year Ascent vehicles equipped with 20-inch wheels.
  SubaruNet Announ · Technical service bulletin · Wheels · issued Apr 5, 2023
• This Bulletin provides reference tables and photos to use for determining the infotainment head unit supplier and generation.
  15-285-21R · Technical service bulletin · Equipment · issued Mar 23, 2023
• USB Map Data Update Procedure for Denso Gen 4 Navigation Equipped System.
  15-268-20R · Technical service bulletin · Equipment · issued Mar 15, 2023
• The following information announces reprogramming file availability and provides a software update installation procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigati…
  15-305-22R · Technical service bulletin · Electrical System · issued Mar 9, 2023
• This bulletin announces a new Genuine Subaru Replacement battery for use in applications where the current SOA821B700 battery is specified.
  07-213-22R · Technical service bulletin · Electrical System · issued Mar 6, 2023
• This Service Information bulletin has been developed for use as a quick reference tool to aid in diagnosing operational concerns of the Gen 2 Telematics systemâ s remote access fea…
  15-242-19R · Technical service bulletin · Equipment · issued Feb 28, 2023
• When attempting to complete the STARLINK Telematics subscription process, an Error Code 202 and / or 204 may occur preventing the process from completing successfully.
  15-219-18R · Technical service bulletin · Electrical System · issued Feb 28, 2023
• The following information announces reprogramming file availability and provides a software update installation procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigati…
  15-305-22R · Technical service bulletin · Electrical System · issued Feb 24, 2023
• This bulletin announces a new Genuine Subaru Replacement battery for use in applications where the current SOA821B700 battery is specified.
  07-213-22R · Technical service bulletin · Electrical System · issued Jan 24, 2023
• This Service Information Bulletin provides updated diagnostic procedures to follow and a brief questionnaire to complete when diagnosing an alleged Chain Slip condition on the TR58…
  16-132-20R · Technical service bulletin · Power Train · issued Jan 12, 2023
• This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure.
  15-302-22R · Technical service bulletin · Electrical System · issued Jan 9, 2023
• This Service Information Bulletin outlines a new required procedure to follow when performing immobilizer-related repairs.
  15-246-19R · Technical service bulletin · Electrical System · issued Dec 30, 2022
• This Bulletin has been developed to outline the steps for gathering basic but essential information during diagnosis of Infotainment concerns.
  15-304-22R · Technical service bulletin · Equipment · issued Dec 20, 2022
• This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure.
  15-302-22R · Technical service bulletin · Electrical System · issued Dec 9, 2022
• This bulletin announces a new Genuine Subaru Replacement battery for use in applications where the current SOA821B700 battery is specified.
  07-213-22R · Technical service bulletin · Electrical System · issued Dec 3, 2022
• This Bulletin provides updated diagnostic procedures to follow and a brief questionnaire to complete when diagnosing an alleged Chain Slip condition on the TR580 and TR690 model CV…
  16-132-20R · Technical service bulletin · Power Train · issued Nov 17, 2022
• This bulletin announces availability of new Harman audio unit amplifier units with revised internal logic designed to optimize efficiency while addressin customer concerns.
  15-240-19R · Technical service bulletin · Equipment · issued Nov 17, 2022
• This Bulletin provides additional diagnostics to follow when addressing a Telematics-related DTC B2A16.
  15-251-19R · Technical service bulletin · Electrical System · issued Oct 18, 2022
• This Bulletin outlines a new required procedure to follow when performing immobilizer-related repairs.
  15-246-19R · Technical service bulletin · Electrical System · issued Oct 12, 2022
• This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure.
  15-302-22R · Technical service bulletin · Equipment · issued Sep 27, 2022
• Replacement Key and Immobilizer Info
  0116809R · Technical service bulletin · Electrical System · issued Jul 17, 2014
• Effective with all 2015 model year cars and forward, the oil change interval is changing to 6,000 miles or 6 months, whichever comes first.
  Announcements-2 · Technical service bulletin · Engine and Engine Cooling · issued Mar 7, 2014
• Oil Filler Cap Gasket Coming Unseated
  0214013 · Technical service bulletin · Engine and Engine Cooling · issued Apr 25, 2013