Subaru WRX 2015–2020 — technical service bulletin
Bulletin 03-86-20 · NHTSA communication 10183689 · issued Nov 4, 2020
Technical service bulletin
communication type
Power Train
component
2015–2020
model years
6
vehicle entries
Official summary
This bulletin provides additional repair procedures to follow when replacing a leaking clutch master cylinder on certain vehicles.
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.