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February 22, 2021 Service bulletin

Rattle noise from the front suspension when driving over bumps or on a road with a wavy surface

Mazda technical service bulletin 02-004-21-3785 for 2019-2020 Mazda MAZDA3 and 2020 Mazda CX-30.

Bulletin number
02-004-21-3785
Component
Suspension
Summary
Some vehicles may exhibit a rattle noise from the front suspension when driving over bumps or on a road with a wavy surface. The noise may be caused by the mounting rubber (1) because of insufficient clearance between the rubber and the metal bracket of the mounting rubber during the assembly process. To correct this issue, the mounting rubber has been modified to ensure the proper clearance.

Owners of these vehicles have filed 5 complaints in the suspension category.

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