Subaru Solterra 2023–2025 — technical service bulletin
Bulletin SubaruNet Announcement (W · NHTSA communication 11023510 · issued Sep 12, 2025
Technical service bulletin
communication type
Electrical System
component
2023–2025
model years
3
vehicle entries
Official summary
WRD-25 Solterra HVAC ECU reprogramming safety recall and stop sale procedure.
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.