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Service bulletins for the 2020 Subaru WRX

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.

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

By type

By component

By trouble code

Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
15-219-18R2021-01-05. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This bulletin provides information related to error code(s) 202 and/or 204 generated during the Gen 2 telematics subscription process.
Subaru Starlink2020-10-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Update your STARLINK Multimedia Software and Navigation Maps.
Subaru Starlink2020-10-05. Service bulletin. ELECTRICAL SYSTEM. Update for STARLINK Multimedia Software. (with 7-inch or 8-inch display)
15-255-19R2020-09-04. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Map Data Update Procedure for Harman Gen 3.1 Navigation Equipped Head Unts (H/U).
15-271-202020-09-04. Service bulletin. ELECTRICAL SYSTEM. This service information bulletin announces discontinuation of both the "Stitcher" app and the related News Radio feature from the STARLINK app lineup effective 12 midnight on Thursday, September 24, 2020.
15-236-18R2020-09-04. Service bulletin. 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.
16-130-202020-09-04. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM:SOFTWARE. This bulletin announces availability of reprogramming files to optimize the Transmission Control Module (TCM) used in the TR580 and TR690 CVT.
15-236-18R2020-08-03. 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 listed.
15-266-202020-08-03. 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 Telematics system equipped Subaru.
15-267-202020-08-03. Service bulletin. ELECTRICAL SYSTEM; FORWARD COLLISION AVOIDANCE. This document discusses some of the conditions that may trigger an Automatic Collision Notification (CAN) (Gen1) or Advanced Automatic Collision Notification (AACN) (Gen2), without a collision, airbag deployment, or accident taking place.
15-219-18R2020-08-03. Service bulletin. ELECTRICAL SYSTEM. This Service information bulletin provides Telematics system/generation applicability.
15-195-16R2020-08-03. Service bulletin. ELECTRICAL SYSTEM. This Service Information bulletin provides IMPORTANT information regarding diagnosis and replacement (when applicable) of the STARLINK Telematics Data Communication Module (DMC).
15-249-19R2020-08-03. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); ELECTRICAL SYSTEM. This bulletin contains inllustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure.
15-195-16R2020-05-04. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This service information bulletin provides important information regarding diagnosis and replacement (when applicable) of the STARLINK Telematics Data Communication Module (DCM). All models with STARLINK Telematics System.
15-249-19R2020-05-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure.
Subaru Tech Tips2020-05-04. Service bulletin. ELECTRICAL SYSTEM. Subaru's QMR of the month winner.
15-219-18R2020-05-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin is designed to address an error code 202 and/or 204 when attempting to complete the STARLINK Telematics subscription process.
07-173-202020-04-02. Service bulletin. STRUCTURE:BODY:HATCHBACK/LIFTGATE; ELECTRICAL SYSTEM; LATCHES/LOCKS/LINKAGES. This Service Information Bulletin provides insight on how to address a customer concern of the rear hatch, Power Rear Gate (PRG) or trunk release operating (or finding the PRG/trunk open unexpectedly after parking) without a specific input (button press) from the operator.
15-249-19R2020-04-02. 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.
17-17-13R2020-04-02. Service bulletin. AIR BAGS; EQUIPMENT; ELECTRICAL SYSTEM. This bulletin provides information regarding Event Data Recorder (EDR) functionality which has been incorporated into the airbag system.
07-75-13R2020-04-02. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This Bulletin provides information regarding DTC P0606 related specifically to the determination of this code on Forester Turbo and applicable WRX models.
18-199-202020-04-02. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT; ENGINE AND ENGINE COOLING. The purpose of this bulletin is to provide a description of current changes to Service Manuals available via the Subaru Technical Information System (STIS) web site.
07-169-202020-03-03. Service bulletin. ELECTRICAL SYSTEM. This Service Information bulletin describes a change made to the labels applied to the push to start switches used on the models listed.
15-236-18R2020-03-03. Service bulletin. 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.
11-199-202020-03-02. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. This bulletin announces availability of reprogramming files to optimize the Engine Control Module (ECM). The new logic will address isolated concerns of a hard start condition occurring in cold weather (+10 degrees Fahrenheit or lower) and / or high-altitude areas. When this scenario occurs, the A/F learning control values move toward lean.

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