WenmarOpen by Wenmar Pro

Service bulletins for the 2023 Subaru Forester

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

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

By type

By component

By trouble code

Only bulletins with component: Equipment and accessories are shown. Show all

Bulletins, newest first
15-236-18R2023-11-06. Service bulletin. EQUIPMENT; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); ELECTRICAL SYSTEM. The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units utilized in the models as listed
15-282-21R2023-09-05. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT; ELECTRICAL SYSTEM. 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 STARLINK Remote Engine Start (RES) feature.
07-221-232023-09-05. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This bulletin announces the repair procedures when corrosion is encountered within the instrument panel wiring harness and the rear wiring harness connectors.
01-168-09R2023-09-05. Service bulletin. LATCHES/LOCKS/LINKAGES; EQUIPMENT; ELECTRICAL SYSTEM. The purpose of this bulletin is to provide replacement key and immobilizer information along with an overview of the Subaru Lock Information web-site.
07-222-23R2023-09-05. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT. This bulletin announces the availability of new reprogramming files developed to address rare cases of changes made to the climate control settings without any activation from the driver or passenger.
15-285-21R2023-08-02. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:INFOTAINMENT; EQUIPMENT:ELECTRICAL:INFOTAINMENT:SOFTWARE; EQUIPMENT. This Bulletin provides reference tables and photos to use for determining the infotainment head unit supplier and generation.
12-249-23R2023-08-02. Service bulletin. EQUIPMENT. This bulletin announces the recommended cleaning procedures to followed when encountering vehicles with long time exposure to pollen on painted surfaces on vehicles imported from Japan. This bulletin does not apply to SIA built vehicles.
15-246-19R2023-07-03. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This Service Information Bulletin outlines a new required procedure to follow when performing immobilizer-related repairs.
15-240-19R2023-07-03. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This bulletin announces availability of new Harman audio unit amplifier units with revised internal logic designed to optimize efficiency while addressing customer concerns.
15-236-18R2023-07-03. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM. The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units utilized in the models as listed.
15-300-22R2023-07-03. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM; EQUIPMENT; COMMUNICATION:MANUFACTURER TELEMATICS. This Service Information Bulletin provides the diagnostic procedure for the STARLINK® Remote Engine Start (RES). All Gen2 and Gen3 Telematics Equipped Models.
15-255-19R2023-06-05. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). Map Data Update Procedure for Harman Gen 3.1 Navigation Equipped Head Units (H/U).
15-236-18R2023-06-05. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); EQUIPMENT:ELECTRICAL:INFOTAINMENT. The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units utilized in the models as listed.
15-302-22R2023-06-05. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure.
15-256-19R2023-06-05. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:INFOTAINMENT; EQUIPMENT. This bulletin provides information on a new reprogramming procedure (FOTA) to optimize the Harman Gen 3.1 Audio and Navigation head units (H/U) utilized in the models as listed.
15-302-22R2023-05-02. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure.
15-266-20R2023-05-02. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. 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 Telematics system equipped Subaru.
171713R2023-04-24. Service bulletin. UNKNOWN OR OTHER; AIR BAGS; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Event Data Recorder (EDR) Function of Airbag Module
15-285-21R2023-04-06. Service bulletin. EQUIPMENT; EQUIPMENT:ELECTRICAL:INFOTAINMENT; ELECTRICAL SYSTEM. This Bulletin provides reference tables and photos to use for determining the infotainment head unit supplier and generation.
15-240-19R2023-04-06. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This bulletin announces availability of new Harman audio unit amplifier units with revised internal logic designed to optimize efficiency while addressing customer concerns.
0213212R2023-03-06. Service bulletin. EQUIPMENT. Diagnosis and Repair for AVCS-Related DTCs
15-242-19R2023-03-02. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. 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 system’s remote access features.
15-219-18R2023-03-02. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. When attempting to complete the STARLINK Telematics subscription process, an Error Code 202 and / or 204 may occur preventing the process from completing successfully.
07-218-232023-03-02. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This bulletin announces availability of a new Genuine Subaru Alternative Replacement Battery introduced to satisfy current supply demands.
15-236-18R2023-03-02. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units utilized in the models as listed.

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