Mazda MAZDA3 2019–2024 — technical service bulletin
Bulletin 09-038-23 · NHTSA communication 10246146 · issued Nov 8, 2023
Technical service bulletin
communication type
Unknown OR Other
component
2019–2024
model years
6
vehicle entries
Official summary
Some customers may complain about the poor appearance due to an uneven rear beltline molding joint. This concern is caused by the rear beltline molding not being manufactured according to the original designed shape. To eliminate this concern, the rear beltline molding manufacturing process was improved to prevent form shape discrepancies from the original design.
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.