Mazda CX-30 2020–2021 — technical service bulletin
Bulletin SA-053-21 · NHTSA communication 10203760 · issued Nov 8, 2021
Technical service bulletin
communication type
Visibility
component
2020–2021
model years
2
vehicle entries
Official summary
A customer may complain of poor A/C operation (either completely inoperative or not cold enough).
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.