Volvo S80 1999–2001 — technical service bulletin
Bulletin 4317 · NHTSA communication 635267 · issued Apr 5, 2002
Technical service bulletin
communication type
Power Train
component
1999–2001
model years
3
vehicle entries
Official summary
Subject regarding quality upgrade software developed for automatic transmission. *tt
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.