Mazda CX-3 2016–2017 — technical service bulletin
Bulletin SA390 · NHTSA communication 10185815 · issued Feb 8, 2017
Technical service bulletin
communication type
Exterior Lighting
component
2016–2017
model years
2
vehicle entries
Official summary
Excessive water intrusion or condensation of Halogen headlight
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.