WenmarOpen by Wenmar Pro

Service bulletins for the 2020 Subaru Outback

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.

620 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
07-207-22R2022-10-04. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This bulletin announces a warranty extension information regarding 12 Volt vehicle batteries.
SubaruNet Announ2022-09-08. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. A Firmware Over the Air (FOTA) software update is available for our customers with a Gen 4 head unit.
01-167-08R2022-09-08. Service bulletin. EQUIPMENT. This bulletin contains additional information for recommended materials listed in the Service Manuals for individual models.
15-302-222022-09-08. 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.
Subaru Tech Tips2022-09-08. Service bulletin. EQUIPMENT. Special Edition, 2012 current model subaru evaporative diagnostics and smoke testing.
15-282-21R2022-09-08. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This Bulletin provides additional procedures and a detailed flow chart to use when diagnosing customer concerns regarding operation of the STARLINK RES feature.
SubaruNet Announ2022-08-02. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM; EQUIPMENT; POWER TRAIN. Recently following the release of the WRK-21 CVT Chain Guide Breakage, SOA’s Techline started to receive some retailer inquiries regarding TCMs not accepting the testing/ temporary pak file or the final pak file and then failing to communicate.
16-132-20R2022-08-02. Service bulletin. EQUIPMENT; POWER TRAIN; EQUIPMENT ADAPTIVE/MOBILITY. 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 CVT transmissions used in the models listed.
15-298-222022-08-02. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; COMMUNICATION:MANUFACTURER TELEMATICS. This Bulletin announces the preferred practices to be used when handling vehicles equipped with Gen2 Telematics which are enrolled in the Subaru STARLINK® Security Plus Service featuring Stolen Vehicle Recovery Plus with Immobilizer.
16-139-222022-08-02. Service bulletin. EQUIPMENT; POWER TRAIN; ELECTRICAL SYSTEM:SOFTWARE. The WRK-21 recall includes TCM reprogramming to prevent CVT chain slip. If, during the recall inspection, a vehicle is confirmed to have already experienced severe enough CVT chain slip, the CVT assembly will be replaced.
SubaruNet Announ2022-08-02. Service bulletin. POWER TRAIN; EQUIPMENT ADAPTIVE/MOBILITY. "Subaru of America, Inc. (Subaru) is initiating this safety and emissions recall for certain 2020-2021 model year turbo Legacy vehicles and 2020-2021 model year turbo Outback vehicles in which the Continuously Variable Transmission (CVT) chain may slip and/or break. (New recall WRK22 will cover 182 pre-production vehicles not already included in the WRK21 recall initiated in December 2021. These additional 182 vehicles will require the same repair. Background)."
WRK-21R2022-08-02. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; POWER TRAIN. Subaru of America, Inc. (Subaru) is initiating a new safety and emissions Recall for certain 2019 - 2020 model year Ascent vehicles, 2020 model year turbo Legacy vehicles, and 2020 model year turbo Outback vehicles in which the Continuously Variable Transmission (CVT) chain may slip and/or break.
05-88-212022-08-02. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; SUSPENSION. This bulletin announces a design change made to the front stabilizer bushings.
15-246-19R2022-07-07. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This Service Information Bulletin outlines a new required procedure to follow when performing immobilizer-related repairs.
18-224-222022-07-06. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This Service Information Bulletin is to inform you of the diagnosis procedure of the Harman Infotainment System when DTC B2256 is detected.
SubaruNet Announ2022-07-06. Service bulletin. POWER TRAIN; EQUIPMENT. WRK-21 rental pre-authorization.
15-295-222022-06-03. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This bulletin addresses the rare cases of activation of touch screen buttons without touch. (Dual 7" Display Screen Only)
18-218-222022-06-03. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This bulletin announces the Service Manual correction for the diagnostic trouble tree for DTC B281C.
15-261-20R2022-06-03. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. The following information announces reprogramming file availability and provides a software update installation procedure to optimize the new Gen 4 Denso CP1 Audio and Navigation head units.
15-261-20R2022-05-03. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. The following information announces reprogramming file availability and provides a software update installation procedure to optimize the new Gen 4 Denso CP1 Audio and Navigation head units.
15-261-20R2022-05-03. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. The following information announces reprogramming file availability and provides a software update installation procedure to optimize the new Gen 4 Denso CP1 Audio and Navigation head units.
16-136-22R2022-05-03. Service bulletin. POWER TRAIN; EQUIPMENT; ENGINE AND ENGINE COOLING. This service bulletin provides a temporary repair procedure to address vibrations and/or judder concerns experienced on turns during acceleration.
18-223-222022-05-03. Service bulletin. EQUIPMENT. 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.
02-190-222022-04-05. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. This bulletin announces the proper diagnostic procedures regarding oil leakage from the oil level switch area.
18-217-22R2022-04-05. Service bulletin. EQUIPMENT. This bulletin announces Service Manual corrections for the diagnostic trouble tree for DTC B1788.

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