Volvo S90 2016–2017 — technical service bulletin
Bulletin TJ32033.5.0-2020 · NHTSA communication 10171683 · issued Jan 15, 2020
Technical service bulletin
communication type
Steering
component
2016–2017
model years
5
vehicle entries
Official summary
This is a Technical Journal: Audio switches on right side of steering wheel, intermittent no function. If the mentioned symptom occurs, the driver can push the button "Open/Close Menu" twice (marked as "4" in attachment) as a temporary solution. There is no need to replace any parts due to this symptom; it will be corrected in a future software.
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.