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February 4, 2026 Service bulletin

When driving over an uneven road surface, a “thumping” noise can be heard from the front axle

BMW technical service bulletin B310126 for 2024 BMW X3, 2023 BMW Z4 and 2024 BMW X1 and others.

Bulletin number
B310126
Component
Suspension
Summary
When driving over an uneven road surface, a “thumping” noise can be heard from the front axle. Seeattached video V 31 01 26. Under certain weather conditions, a “groaning” noise may be heard during steering movements

Owners of these vehicles have filed 2 complaints in the suspension category.

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