Volvo S90 2016–2018 — technical service bulletin
Bulletin TJ32921 · NHTSA communication 10146442 · issued Nov 22, 2017
Technical service bulletin
communication type
Equipment
component
2016–2018
model years
12
vehicle entries
Official summary
This is a Technical Journal: Infotainment system switches to FM radio source at random
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.