Service bulletins for the 2021 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.
488 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
| 11-202-21R | 2021-03-04. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. This bulletin announces availability of reprogramming files for the Engine Control Module (ECM). |
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| 11-202-21 | 2021-03-04. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. This bulletin announces availability of reprogramming files for the ECM. These new files will address DTC P1160 and customer concerns of extended cranking in cold temperatures. |
| 16-132-20R | 2021-03-04. Service bulletin. POWER TRAIN; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. 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 TR580 and TR690 model CVT transmissions. |
| Subarunet Announ | 2021-03-04. Service bulletin. POWER TRAIN; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. Subaru of America, Inc. (Subaru) is recalling certain 2021 model year Outback and Impreza vehicles in which the CVT select lever cable nut may have been under-torqued during vehicle assembly. |
| WRA-21R | 2021-03-04. Service bulletin. POWER TRAIN; EQUIPMENT. Subaru of America, Inc. (Subaru) is recalling certain 2021 model year Outback and Impreza vehicles in which the CVT select lever cable nut may have been under-torqued during vehicle assembly. |
| 14-22-16R | 2021-02-18. Service bulletin. EQUIPMENT. To help reduce confusion and increase technician efficiency, Subaru of America, Inc. (SOA) has developed the following cross reference list to help locate the appropriate Special Service Tool. |
| WRA-21 | 2021-02-01. Service bulletin. POWER TRAIN. Subaru of America, Inc. is recalling certain 2021 model year Outback and Impreza vehicles in which the CVT select lever cable nut may have been under-torqued during vehicle assembly. |
| 15-257-19R | 2021-02-01. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides insight in response to both customer and retailer feedback resulting from the use of OBD-II port connected devices. |
| 16-132-20R | 2021-02-01. Service bulletin. POWER TRAIN. 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. |
| Subarunet Announ | 2021-02-01. Service bulletin. POWER TRAIN. Subaru of America, Inc. is recalling certain 2021 model year Outback and Impreza vehicles in which the CVT select lever cable nut may have been under-torqued during vehicle assembly. |
| WRI-20R | 2021-02-01. Service bulletin. ELECTRICAL SYSTEM. In the interest of customer satisfaction, Subaru of America, Inc. is initiating a Service Program for certain 2020-2021 model year Legacy and Outback vehicles to update the Cockpit Control Module (CCM) software to the latest version. |
| Subarunet Announ | 2021-02-01. Service bulletin. ELECTRICAL SYSTEM. In the interest of customer satisfaction, Subaru of America, Inc. is initiating a service campaign for certain 2020-2021 model year Legacy and Outback vehicles to update the Cockpit Control Module (CCM) software to the latest version. |
| 15-219-18R | 2021-02-01. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information related to error code 202 and/or 204 generated during the Gen 2 Telematics subscription process. This bulletin is applicable to all 2019-2021MY vehicles equipped with a Gen. 2 Telematics System. |
| 15-195-16R | 2021-02-01. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This bulletin provides important information regarding diagnosis and replacement of the STARLINK Telematics Data Communication Module (DCM). This update is applicable to all models equipped with a STARLINK Telematics System. |
| 15-265-20R | 2021-02-01. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This bulletin provides an overview and basic instructions for use of the “Destination to Vehicle” feature of the Gen 2 Telematics system. |
| 15-266-20R | 2021-02-01. Service bulletin. ELECTRICAL SYSTEM. This 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. |
| 15-267-20R | 2021-02-01. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This bulletin provides information related to the telematics system's Automatic Collision Notification (ACN) and Advanced Automatic Collision Notification (AACN) feature operation, diagnostic tips, and best practices. |
| 15-242-19R | 2021-02-01. Service bulletin. ELECTRICAL SYSTEM. This 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. |
| 12-307-21 | 2021-02-01. Service bulletin. VISIBILITY; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. This bulletin announces changes to the configuration of the windshield washer hose and nozzle assemblies. |
| 01-168-09R | 2021-02-01. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. The purpose of this bulletin is to provide replacement key and immobilizer information. |
| Subarunet Announ | 2021-02-01. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Campaigns WRH-20 and WRI-20 related to a Denso Gen 4 CP1 software update. Critical points to avoiding unnecessary hardware replacement. |
| 07-187-20 | 2021-01-05. Service bulletin. ELECTRICAL SYSTEM. This Service Information Bulletin provides a remedy procedure to use when a communication error message appears during Subaru Select Monitor (SSM) diagnosis of the DMS. |
| 16-132-20R | 2021-01-05. Service bulletin. POWER TRAIN; EQUIPMENT. This Service Information Bulletin provides updated diagnostic procedures to follow when diagnosing an alleged Chain Slip condition on the TR580 and TR690 model CVT transmissions. |
| Subaru Retailers | 2021-01-05. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM. The number of files required to complete the update for 20MY and 21MY is not the same. This detail is outlined in the WRI-20 Service Program bulletin as it applies to both 2020 and 2021 MY Legacy and Outback. |
| 15-219-18R | 2021-01-05. 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. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.