Buick Riviera 1997 — technical service bulletin
Bulletin 738125 · NHTSA communication 52587 · issued Mar 1, 1997
Technical service bulletin
communication type
Visibility
component
1997
model years
2
vehicle entries
Official summary
Parallel park assist mode and both mirrors are inoperative (replace memory seat/mirror control module). *tw
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.