Toyota Corolla 1993–1996 — technical service bulletin
Bulletin COM04010497B · NHTSA communication 52131 · issued Apr 25, 1997
Technical service bulletin
communication type
Unknown OR Other
component
1993–1996
model years
4
vehicle entries
Official summary
A production change has been made to the hazard switch to improve the performance of the turn signal circuit in cold ambient temperatures. *jd
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.