Rear axle shudder at slow speeds
BMW technical service bulletin B330120 for 2020-2021 BMW 840I, 2020-2021 BMW M8 and 2019-2021 BMW M850I and others.
- Bulletin number
- B330120
- Component
- Suspension
- Summary
- REAR AXLE SHUDDER AT SLOW SPEEDS: There is a shudder or jerking feeling coming from the rear of the vehicle at low speeds and low engine loads while turning Incorrect actuating pressure in the M-differential clutch plates.
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