Volvo EX90 2025 — technical service bulletin
Bulletin 37445 · NHTSA communication 11021928 · issued Jul 18, 2025
Technical service bulletin
communication type
Electrical System
component
2025
model years
1
vehicle entries
Official summary
This is a Technical Journal: Various Issues Due to BMS. Verify that the correct battery monitoring sensor (BMS) is fitted to both 12V batteries. Check the visible part number of the fitted RBMS (front) and BMS (rear) and compare to VIDA listing. RBMS(front) 3 Electrical System- 37 Cables and fuses- 373 Cable system Front-Battery cable Front BMS(rear) 3 Electrical System- 37 Cables and fuses- 373 Cable system Front-Battery cable Rear Replace BMS if they do not match.
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.