Subaru Forester 2019–2021 — technical service bulletin
Bulletin 09-75-21 · NHTSA communication 10199961 · issued Jul 28, 2021
Technical service bulletin
communication type
Engine and Engine Cooling
component
2019–2021
model years
3
vehicle entries
Official summary
This bulletin announces the availability of NEW reprogramming files to correct DTC P0128.
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.