Subaru WRX 2015–2020 — technical service bulletin
Bulletin 03-78-17R · NHTSA communication 10186366 · issued Jan 12, 2021
Technical service bulletin
communication type
Equipment
component
2015–2020
model years
6
vehicle entries
Official summary
This bulletin announces a design change to the clutch release bearing.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.