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MN MODEL MN90 D90 RC CAR has abnormal noise, how to troubleshoot and solve it?
Answer: Abnormal noise may be caused by loose, damaged or friction of internal parts of the vehicle. It is necessary to check the internal parts of MN MODEL MN90 D90 RC CAR one by one, such as motors, gears, bearings, etc., to ensure that they are tight and not damaged. At the same time, check whether the gap between the parts is appropriate to avoid friction and noise caused by overtightening or loosening.
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