Subaru Ascent 2021 — technical service bulletin
Bulletin WRF-21 · NHTSA communication 10199931 · issued Jul 28, 2021
Technical service bulletin
communication type
Engine and Engine Cooling
component
2021
model years
3
vehicle entries
Official summary
Subaru of America, Inc. (Subaru) is initiating a voluntary emissions recall for certain 2021 model year Ascent, Legacy, and Outback vehicles equipped with a 2.4L turbo engine, which may have damaged terminals on the engine wire harness.
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.