Subaru BRZ 2017–2023 — technical service bulletin
Bulletin 09-99-23R · NHTSA communication 10251094 · issued Feb 5, 2024
Technical service bulletin
communication type
Electrical System
component
2017–2023
model years
15
vehicle entries
Official summary
This bulletin addresses rare cases of engine surg or jolting when the operator releases the accelerator from half-throttle.
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.