Mazda CX-3 2016–2021 — technical service bulletin
Bulletin 06-001-21-3765a · NHTSA communication 10201769 · issued Sep 19, 2021
Technical service bulletin
communication type
Steering
component
2016–2021
model years
6
vehicle entries
Official summary
Some vehicles may exhibit a light resistance and/or an unusual noise when turning the steering wheel in either direction. This concern may be caused by the following causes. The worm wheel gear was out of concentricity tolerance due to an improper manufacturing process. The worm wheel gear was not in the proper distance due to an improper tolerance range, The worm wheel gear has been swelled by water due to improper storage at the factory, To eliminate this concern, the production process for the steering shaft has been further modified.
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.