Mazda MX-5 2016–2021 — technical service bulletin
Bulletin 02-001/22 · NHTSA communication 10209780 · issued Mar 18, 2022
Technical service bulletin
communication type
Equipment Adaptive/mobility
component
2016–2021
model years
6
vehicle entries
Official summary
Some vehicles may exhibit a clunk noise from rear suspension when driving at low speeds and/or turning due to the rattling of the bush of the upper lateral link in the rear hub support. Dimensional variation of the bush boots in the rear hub support may cause insufficient sealing which allows water to enter the rear hub support, resulting in rust on the pillow-ball. The rust then accelerates the pillow-ball wear and causes a gap between the body and the bearing, resulting in the clunk noise during driving. To eliminate this concern, the boots in the rear hub support have been modified to impro
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.