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May 9, 2023 Service bulletin

Gap between the glass and the rear door glass run-channel due to run-channel deformation

Mazda technical service bulletin 09-021-23 for 2019-2023 Mazda MAZDA3.

Bulletin number
09-021-23
Component
Visibility: glass, side/rear
Summary
Some vehicles may experience a gap between the glass and the rear door glass run-channel due to run-channel deformation. This causes poor appearance and wind noise when driving at high speed. This concern is due to the incorrect shape of the glass run-channel.

Owners of these vehicles have filed 10 complaints in the visibility category.

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