Mazda CX-5 2013–2017 — technical service bulletin
Bulletin MT-009-17 · NHTSA communication 10186339 · issued May 15, 2017
Technical service bulletin
communication type
Structure
component
2013–2017
model years
5
vehicle entries
Official summary
Some vehicles may exhibit a chattering noise from the rear spoiler (A) while driving on a rough road. This may be caused by loose rear spoiler installation nuts.
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.