Subaru Impreza 1990–1995 — technical service bulletin
Bulletin 114695 · NHTSA communication 46645 · issued Oct 1, 1995
Technical service bulletin
communication type
Unknown OR Other
component
1990–1995
model years
11
vehicle entries
Official summary
KNOCK SENSOR. *SD
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.