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Service bulletins for the 2018 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.

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

By type

By component

By trouble code

Bulletins, newest first
Subarunet Announ2020-03-02. Service bulletin. AIR BAGS. Owner notification WUM-98 Forester Passenger-side Front Airbag ODS Recall.
07-152-19R2020-02-05. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; VISIBILITY; ELECTRICAL SYSTEM; EQUIPMENT. This bulletin announces availability of new power window switch assemblies.
07-167-202020-02-05. Service bulletin. ELECTRICAL SYSTEM; SERVICE BRAKES, HYDRAULIC. This bulletin announces availability of a new stop lamp switch for the models listed above equipped with LED - type rear combination lamps.
11-195-202020-02-05. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin announces availability of a new vacuum hose assembly for the positive crankcase ventilation (PCV) system incorporating improved sealing to prevent potential oil seepage.
17-17-13R2020-02-05. Service bulletin. AIR BAGS; EQUIPMENT; ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY. This Bulletin provides information regarding Event Data Recorder (EDR) functionality which has been incorporated into the airbag system.
11-194-202020-02-05. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT ADAPTIVE/MOBILITY. This Service Information Bulletin addresses inquiries regarding the labels applied to the tumble generator valve (TGV) motors used on certain replacement intake manifold assemblies.
Subaru Retailers2020-02-05. Service bulletin. ELECTRICAL SYSTEM. This announcement is in regards to the class action lawsuit regarding Harman Gen 3.0 Audio and Audio/ Navigation Head Units in certain Subaru vehicles.
Subaru Retailers2020-02-05. Service bulletin. SEATS; AIR BAGS; ELECTRICAL SYSTEM. The available inventory update for the WUM-98 harness
Subaru Retailers2020-01-07. Service bulletin. SEATS. Harness inventory (Part# 64084SG23A) is now available and must be ordered through PRIME -- Retailer order levels are on Subarunet under Recalls & Campaigns. If available, seat cushions can continue to be ordered and used to satisfy the recall as well.
10-96-192020-01-07. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:APPLIANCE:AIR CONDITIONER. This bulletin announces availability of a new HVAC blower motor unit assemblies developed to address isolated concerns of the blower motor becoming inoperative. If this issues occurs on models with Auto A/C, the blower fan may become totally inoperative. If this issue occurs on models with Manual A/C, the blower fan may operate on high speed only. The root cause of these conditions is water intrusion into the blower motor causing rust and corrosion to develop. Over time, the blower motor may begin to draw more electrical current to operate. if that occurs, the additional draw can cause the related fuse and/ or blower resistor to fail. To address this condition, additional packing has been added to improve sealing of the blower unit case along with development of a new style cabin air filter which also in corporates improved sealing.
WUM-982020-01-07. Service bulletin. SEATS. Subaru of America, Inc. (Subaru) is recalling certain 2015-2018 model year Forester vehicles to replace the passenger-side front airbag Occupant Detection System (ODS) harness. A total of 366,282 U.S. vehicles will be affected by this recall.
Subaru Retailers2020-01-07. Service bulletin. SEATS. WUM-98 Harness (Recall) parts. Harness inventory (Part# 64084SG23A) is now available and must be ordered through PRIME-- Retailer order levels are on Subarnet under Recalls & Campaigns. If available, seat cushions can continue to be ordered and used to satisty the recall as well.
15-208-17R2020-01-07. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. "This Service Information bulletin announces availability of an enhancement to the Gracenote database included in the vehicles listed above equipped with F10 7” Navigation and 7” Display Audio head units. When the user plays a pre-recorded CD, Gracenote recognizes the disc then shows the artist and track name information along with the album cover art on the head unit display (when available). This enhancement brings the currently installed database up to date with the most recent information available. This update does not affect any album art displayed when using SXM."
WUK-962020-01-07. Service bulletin. ENGINE AND ENGINE COOLING. Subaru of America, Inc. (Subaru) is initiating a service campaign for certain 2015-2018 Forester 2.0L Turbo and 2016-2018 WRX models which may experience a loosening of the front exhaust pipe nuts. On certain affected vehicles, the six (6) front exhaust pipe (EPF) nuts at the cylinder heads may not have been tightened sufficiently due to variations in production. As a result, these nuts may become loose during use and cause exhaust leakage. A leak occurring at the front exhaust pipe may result in deterioration of emission performance. As a result, affected vehicle may fail to meet emission levels certified by the EPA and/or California ARB.
15-214-17R2020-01-07. Service bulletin. EQUIPMENT. This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure. The exchange program policy can also be found in Sections 8.4.9 and 11.2.10 of your Claims Policies and Procedures Manual found in Subarunet.
Subarunet Announ2020-01-07. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. Subaru of America, Inc. (Subaru) is initiating a service campaign/ voluntary emissions recall for certain 2015-2018 Forester 2.0L Turbo and 2016-2018 WRX models which may experience a loosening of the fornt exhaust pip nuts.
Subaru Retailers2020-01-07. Service bulletin. SEATS. Customer concern claim submission for WUM-98 prior to supply of harness (recall) parts.
Subarunet Announ2019-12-03. Service bulletin. ELECTRICAL SYSTEM; AIR BAGS; EQUIPMENT ADAPTIVE/MOBILITY; SEATS. Interim Owner Notification WUM-98 Forester Passenger-side Front Airbag ODS Recall.
WUM-98R2019-12-03. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM; SEATS; AIR BAGS. Subaru of America, Inc. (Subaru) is recalling certain 2015-2018 model year Forester vehicles to replace the passenger-side front airbag Occupant Detection System (ODS) harness. A total of 366,282 U.S. vehicles will be affected by this recall.
Subaru Retailers2019-12-02. Service bulletin. SEATS; ELECTRICAL SYSTEM. Parts availabilty for Forester Occupant Detection System (WUM-98). Subaru of America, Inc. is pleased to announce immediate availbilty and release of current stock of Forester seat cushions.
Subaru Retailers2019-12-02. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Updated- Retailer preowned reimbursement program WUM-98 Forester Occupant Detection System (ODS).
Subarunet Anounc2019-12-02. Service bulletin. AIR BAGS; ELECTRICAL SYSTEM. To assist with customer inquiries regarding the ODS recall, please use the attached list of answers to questions you can expect in the coming days.
Subaru Retailers2019-11-01. Service bulletin. AIR BAGS; EQUIPMENT; AIR BAGS:SENSOR:OCCUPANT CLASSIFICATION. To support our retailers partners currently stocking certain 2015-2018MY pre-owned Subaru Forester vehicle affected by the WUM-98 ODS recall announced on October 8, 2019, Subaru of America, Inc. (SOA) is pleased to provide financial assistance during the time repairs are unavailable.
15-253-192019-11-01. Service bulletin. ELECTRICAL SYSTEM. This Service Information Bulletin provides the answer to potential inquiries regarding the STARLINK app being unable to play music files stored on a customer’s Android® phone / device through the head units (H/U) used in the applicable models listed above. This information is applicable ONLY to Android devices operating with Operating System (OS) version 10. IOS (AppleTM) devices are not affected.
Subarunet Announ2019-11-01. Service bulletin. ELECTRICAL SYSTEM; AIR BAGS:SENSOR:OCCUPANT CLASSIFICATION. Subaru of America Inc.. (Subaru) is recalling certain 2015-2018 model year Forester vehicles to replace the passenger-side front airbag Occupant Detection System (ODS) harness. A total of 365,515 U.S. vehicles will be affected by this recall.

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