Hyundai Sonata 2020 — technical service bulletin
Bulletin 20-BD-013H-1 · NHTSA communication 10183962 · issued Nov 20, 2020
Technical service bulletin
communication type
Visibility
component
2020
model years
1
vehicle entries
Official summary
This bulletin describes the procedure to diagnose and repair a window exhibiting noise while lowering and raising.
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.