Subaru BRZ 2020–2023 — technical service bulletin
Bulletin 09-99-23 · NHTSA communication 10231312 · issued Jan 24, 2023
Technical service bulletin
communication type
Engine and Engine Cooling
component
2020–2023
model years
9
vehicle entries
Official summary
Engine Surging/Jolting During Accelerator Release.
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.