Noise from dynamic stability ctrl(dsc)unit when driving rapidly over speed bump
BMW technical service bulletin B340620 for 2019-2020 BMW 330I, 2020 BMW M340I and 2021 BMW 330E.
- Bulletin number
- B340620
- Component
- Electronic stability control: automatic (ASC)
- Summary
- NOISE FROM DYNAMIC STABILITY CTRL(DSC)UNIT WHEN DRIVING RAPIDLY OVER SPEED BUMP: When driving rapidly over a speed bump, the following issues may arise: 1. DSC pump noise 2. Power output delayed for 1-2 seconds DSC software application.
Owners of these vehicles have filed 10 complaints in the driver assistance category.
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