Mazda CX-30 2023–2024 — technical service bulletin
Bulletin SA-055-23 · NHTSA communication 10243560 · issued Sep 28, 2023
Technical service bulletin
communication type
Power Train
component
2023–2024
model years
6
vehicle entries
Official summary
A New Automatic Transmission Fluid (ATF-A7) is being used for some 2023 and 2024 models. ATF-A7 is an extremely low viscosity formulation with low friction to achieve best-in-class fuel economy and driving performance.
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.