Mazda CX-70 2024–2025 — technical service bulletin
Bulletin SA-003-24a · NHTSA communication 11005559 · issued Jul 24, 2024
Technical service bulletin
communication type
Unknown OR Other
component
2024–2025
model years
3
vehicle entries
Official summary
Some customers with a PHEV CX-90 may report a warning light or a reported issue of A/C malfunction. Upon inspection, the technician will discover that the vehicle has the P0531 diagnostic trouble code set.
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.