Mazda CX-3 2013–2026 — technical service bulletin
Bulletin SA-021-26 · NHTSA communication 11032100 · issued Apr 4, 2026
Technical service bulletin
communication type
Structure
component
2013–2026
model years
36
vehicle entries
Official summary
This Service Alert supersedes the previously issued SAs and bulletin(s) listed below: The changes are noted below in red. SA-010/23 02/09/23 DESCRIPTION Some customers may experience one or more electrical malfunctions after a vehicle body repair. A newly painted fender stay (2) may be causing a poor front harness (1) ground connection. The front fender stay (2) newly painted surface at ground point (3), where attachment bolt (4) is seated, may create a poor front harness ground connection. NOTE: DO NOT paint ground point (3) attachment bolt (4) is seated. NEWLY INSTALLED FRONT FENDER STAY NOT
Vehicles covered
- 2016 Mazda CX-3
- 2017 Mazda CX-3
- 2018 Mazda CX-3
- 2019 Mazda CX-3
- 2020 Mazda CX-3
- 2021 Mazda CX-3
- 2013 Mazda CX-5
- 2014 Mazda CX-5
- 2015 Mazda CX-5
- 2016 Mazda CX-5
- 2017 Mazda CX-5
- 2018 Mazda CX-5
- 2019 Mazda CX-5
- 2020 Mazda CX-5
- 2021 Mazda CX-5
- 2022 Mazda CX-5
- 2023 Mazda CX-5
- 2024 Mazda CX-5
- 2025 Mazda CX-5
- 2023 Mazda CX-50
- 2024 Mazda CX-50
- 2025 Mazda CX-50
- 2026 Mazda CX-50
- 2014 Mazda MAZDA3
- 2015 Mazda MAZDA3
- 2016 Mazda MAZDA3
- 2017 Mazda MAZDA3
- 2018 Mazda MAZDA3
- 2014 Mazda MAZDA6
- 2015 Mazda MAZDA6
- 2016 Mazda MAZDA6
- 2017 Mazda MAZDA6
- 2018 Mazda MAZDA6
- 2019 Mazda MAZDA6
- 2020 Mazda MAZDA6
- 2021 Mazda MAZDA6
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.