TSB: SUBARU BRZ, CROSSTREK, FORESTER, IMPREZA, LEGACY, OUTBACK, SUBARU, WRX STI (2014–2021)
Bulletin Subaru Retailers — July 12, 2019
Bulletin Details
| Bulletin ID | Subaru Retailers |
| Manufacturer | SUBARU |
| Models | BRZ, CROSSTREK, FORESTER, IMPREZA, LEGACY, OUTBACK, SUBARU, WRX STI |
| Model Years | 2014–2021 |
| Date Issued | July 12, 2019 |
| Date Added to NHTSA | March 4, 2021 |
| Component | SUSPENSION |
| Vehicles Affected | 89 combinations |
What is a TSB?
A Technical Service Bulletin is a document issued by the vehicle manufacturer to inform dealership technicians about a known issue and the recommended repair procedure. TSBs are not mandatory recalls — they serve as repair guidance for common problems.
If your vehicle has this issue, bring this bulletin ID to your dealer. If under warranty, the repair should be covered at no cost.
Summary
Customer concern claim submission for WUM-98 prior to supply of harness (recall) parts.
Affected Vehicles
| Make | Model | Year | Component |
|---|---|---|---|
| SUBARU | LEGACY | 2021 | 350000 EQUIPMENT |
| SUBARU | LEGACY | 2021 | 110000 ELECTRICAL SYSTEM |
| SUBARU | LEGACY | 2021 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| SUBARU | OUTBACK | 2021 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| SUBARU | OUTBACK | 2021 | 350000 EQUIPMENT |
| SUBARU | OUTBACK | 2021 | 110000 ELECTRICAL SYSTEM |
| SUBARU | LEGACY | 2020 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| SUBARU | LEGACY | 2020 | 350000 EQUIPMENT |
| SUBARU | LEGACY | 2020 | 110000 ELECTRICAL SYSTEM |
| SUBARU | OUTBACK | 2020 | 110000 ELECTRICAL SYSTEM |
| SUBARU | OUTBACK | 2020 | 350000 EQUIPMENT |
| SUBARU | OUTBACK | 2020 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| SUBARU | WRX STI | 2019 | 160000 STRUCTURE |
| SUBARU | WRX STI | 2019 | 060000 ENGINE AND ENGINE COOLING |
| SUBARU | BRZ | 2018 | 110000 ELECTRICAL SYSTEM |
| SUBARU | CROSSTREK | 2018 | 350000 EQUIPMENT |
| SUBARU | CROSSTREK | 2018 | 030000 SERVICE BRAKES, HYDRAULIC |
| SUBARU | CROSSTREK | 2018 | 110000 ELECTRICAL SYSTEM |
| SUBARU | FORESTER | 2018 | 220000 SEATS |
| SUBARU | FORESTER | 2018 | 220000 SEATS |
| SUBARU | FORESTER | 2018 | 220000 SEATS |
| SUBARU | FORESTER | 2018 | 140000 AIR BAGS |
| SUBARU | FORESTER | 2018 | 220000 SEATS |
| SUBARU | FORESTER | 2018 | 110000 ELECTRICAL SYSTEM |
| SUBARU | FORESTER | 2018 | 220000 SEATS |
| SUBARU | FORESTER | 2018 | 110000 ELECTRICAL SYSTEM |
| SUBARU | FORESTER | 2018 | 110000 ELECTRICAL SYSTEM |
| SUBARU | FORESTER | 2018 | 140000 AIR BAGS |
| SUBARU | FORESTER | 2018 | 350000 EQUIPMENT |
| SUBARU | FORESTER | 2018 | 350000 EQUIPMENT |
| SUBARU | FORESTER | 2018 | 110000 ELECTRICAL SYSTEM |
| SUBARU | FORESTER | 2018 | 143100 AIR BAGS:SENSOR:OCCUPANT CLASSIFICATION |
| SUBARU | IMPREZA | 2018 | 110000 ELECTRICAL SYSTEM |
| SUBARU | IMPREZA | 2018 | 030000 SERVICE BRAKES, HYDRAULIC |
| SUBARU | IMPREZA | 2018 | 350000 EQUIPMENT |
| SUBARU | LEGACY | 2018 | 110000 ELECTRICAL SYSTEM |
| SUBARU | OUTBACK | 2018 | 110000 ELECTRICAL SYSTEM |
| SUBARU | FORESTER | 2017 | 110000 ELECTRICAL SYSTEM |
| SUBARU | FORESTER | 2017 | 220000 SEATS |
| SUBARU | FORESTER | 2017 | 220000 SEATS |
| SUBARU | FORESTER | 2017 | 220000 SEATS |
| SUBARU | FORESTER | 2017 | 140000 AIR BAGS |
| SUBARU | FORESTER | 2017 | 220000 SEATS |
| SUBARU | FORESTER | 2017 | 220000 SEATS |
| SUBARU | FORESTER | 2017 | 350000 EQUIPMENT |
| SUBARU | FORESTER | 2017 | 110000 ELECTRICAL SYSTEM |
| SUBARU | FORESTER | 2017 | 110000 ELECTRICAL SYSTEM |
| SUBARU | FORESTER | 2017 | 143100 AIR BAGS:SENSOR:OCCUPANT CLASSIFICATION |
| SUBARU | FORESTER | 2017 | 350000 EQUIPMENT |
| SUBARU | FORESTER | 2017 | 140000 AIR BAGS |
| SUBARU | IMPREZA | 2017 | 350000 EQUIPMENT |
| SUBARU | IMPREZA | 2017 | 030000 SERVICE BRAKES, HYDRAULIC |
| SUBARU | IMPREZA | 2017 | 110000 ELECTRICAL SYSTEM |
| SUBARU | FORESTER | 2016 | 020000 SUSPENSION |
| SUBARU | FORESTER | 2016 | 220000 SEATS |
| SUBARU | FORESTER | 2016 | 143100 AIR BAGS:SENSOR:OCCUPANT CLASSIFICATION |
| SUBARU | FORESTER | 2016 | 350000 EQUIPMENT |
| SUBARU | FORESTER | 2016 | 110000 ELECTRICAL SYSTEM |
| SUBARU | FORESTER | 2016 | 220000 SEATS |
| SUBARU | FORESTER | 2016 | 110000 ELECTRICAL SYSTEM |
| SUBARU | FORESTER | 2016 | 220000 SEATS |
| SUBARU | FORESTER | 2016 | 220000 SEATS |
| SUBARU | FORESTER | 2016 | 220000 SEATS |
| SUBARU | FORESTER | 2016 | 350000 EQUIPMENT |
| SUBARU | FORESTER | 2016 | 140000 AIR BAGS |
| SUBARU | FORESTER | 2016 | 110000 ELECTRICAL SYSTEM |
| SUBARU | FORESTER | 2016 | 140000 AIR BAGS |
| SUBARU | FORESTER | 2015 | 220000 SEATS |
| SUBARU | FORESTER | 2015 | 110000 ELECTRICAL SYSTEM |
| SUBARU | FORESTER | 2015 | 143100 AIR BAGS:SENSOR:OCCUPANT CLASSIFICATION |
| SUBARU | FORESTER | 2015 | 350000 EQUIPMENT |
| SUBARU | FORESTER | 2015 | 140000 AIR BAGS |
| SUBARU | FORESTER | 2015 | 350000 EQUIPMENT |
| SUBARU | FORESTER | 2015 | 110000 ELECTRICAL SYSTEM |
| SUBARU | FORESTER | 2015 | 020000 SUSPENSION |
| SUBARU | FORESTER | 2015 | 220000 SEATS |
| SUBARU | FORESTER | 2015 | 220000 SEATS |
| SUBARU | FORESTER | 2015 | 220000 SEATS |
| SUBARU | FORESTER | 2015 | 110000 ELECTRICAL SYSTEM |
| SUBARU | FORESTER | 2015 | 140000 AIR BAGS |
| SUBARU | FORESTER | 2015 | 220000 SEATS |
| SUBARU | FORESTER | 2014 | 020000 SUSPENSION |
| SUBARU | SUBARU | — | 100000 POWER TRAIN |
| SUBARU | SUBARU | — | 350000 EQUIPMENT |
| SUBARU | SUBARU | — | 100000 POWER TRAIN |
| SUBARU | SUBARU | — | 350000 EQUIPMENT |
| SUBARU | SUBARU | — | 060000 ENGINE AND ENGINE COOLING |
| SUBARU | SUBARU | — | 110000 ELECTRICAL SYSTEM |
| SUBARU | SUBARU | — | 110000 ELECTRICAL SYSTEM |
Related SUBARU Recalls
What Should You Do?
If your vehicle is affected by this TSB, contact your authorized SUBARU dealer. Bring this bulletin ID (Subaru Retailers) when you visit. If under warranty, the repair should be free. If your warranty has expired, ask about goodwill coverage — manufacturers sometimes cover TSB-related repairs beyond the warranty period.
Frequently Asked Questions
A recall is a mandatory safety fix — the manufacturer must repair every affected vehicle for free. A TSB is an advisory document that describes a known issue and the recommended fix, but repairs are not required. However, some TSBs eventually lead to recalls if the issue poses a safety risk. TSBs are generally issued for quality or performance problems, while recalls address safety defects.
If your vehicle is still under the manufacturer's warranty, TSB-related repairs are typically covered at no cost. If your warranty has expired, you can ask the dealer about goodwill or customer assistance programs. Many manufacturers will cover or partially cover repairs for well-known issues, especially if the TSB was issued recently or affects a large number of vehicles.
Check the make, model, and model year listed above against your vehicle. If they match, this bulletin likely applies. However, TSBs may only affect vehicles with specific production dates, VIN ranges, or configurations. Your dealer can confirm by entering your VIN into their service system, which will show all applicable TSBs and recalls.
This data comes from the National Highway Traffic Safety Administration (NHTSA). Manufacturers are required to submit copies of all communications (including TSBs) sent to their dealers to NHTSA. The agency makes this data publicly available as part of its vehicle safety monitoring program.