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RecallGazette

Vehicle problems, recalls & safety intelligence

Mazda CX-30 2019–2026 — technical service bulletin

Bulletin SA-039-26 · NHTSA communication 11034443 · issued Jun 16, 2026

Technical service bulletin
communication type
Electrical System
component
2019–2026
model years
45
vehicle entries

Official summary

This Service Alert supersedes the previously issued SA listed below. The changes are noted in Red text. SA-012/25 10/06/25, 08/21/25, 05/15/25 and 02/27/25 DESCRIPTION Customers having MAZDA CONNECT concerns should have their vehicle repaired using the following repair procedure. REPAIR PROCEDURE NOTE: Before proceeding: Document the vehicle's current MAZDA CONNECT CMU software version. • 2019-2022 Models - Go to TSB 16-003/23 and confirm the CMU Serial Number is not within the affected range. • Document customer device Brand/Model/Model Number/software version on the repair order. • Confirm t

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.