Mazda CX-30 2019–2020 — technical service bulletin
Bulletin 09-020-23 · NHTSA communication 10235419 · issued Apr 19, 2023
Technical service bulletin
communication type
Equipment
component
2019–2020
model years
3
vehicle entries
Official summary
Some customers may notice white lines appearing across the instrument cluster (as shown below). The white lines may be caused during the production process where poor contact occurs at the internal LCD terminals.
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.