Volvo S80 2007–2010 — technical service bulletin
Bulletin 6453 · NHTSA communication 10043546 · issued Jan 24, 2012
Technical service bulletin
communication type
Steering
component
2007–2010
model years
12
vehicle entries
Official summary
Stron whining noise from power steering pump while moving the steering wheel. *kb
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.