Mazda CX-30 2023 — technical service bulletin
Bulletin SA-063-22 · NHTSA communication 10225739 · issued Oct 4, 2022
Technical service bulletin
communication type
Power Train
component
2023
model years
2
vehicle entries
Official summary
A New Automatic Transmission Fluid (ATF-A7) is being used for the 2023 Mazda3 and CX-30 with cylinder deactivation
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.