Volvo EX90 2025 — technical service bulletin
Bulletin 37333 · NHTSA communication 11020442 · issued Apr 16, 2025
Technical service bulletin
communication type
Unknown OR Other
component
2025
model years
1
vehicle entries
Official summary
This is a Technical Journal: Subwoofer Poor Sound. If experiencing a disturbing noise when playing music with powerful base, reffering to TJ_37333_1.mp4 in attachment, please follow the attached instruction "TJI-531549-1_1_2".
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.