Volvo S90 2016–2019 — technical service bulletin
Bulletin TJ34123.1.3-2018 · NHTSA communication 10155350 · issued Nov 3, 2018
Technical service bulletin
communication type
Engine and Engine Cooling
component
2016–2019
model years
11
vehicle entries
Official summary
This is a Technical Journal: T8 P0EA773 Auxiliary Cooling System Performance
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.