Q: Bad shaking and grinding

This is a sign of potentially不良或磨损的车轮轴承. When wheel bearings wear out or become damaged due to dirt or debris or lack of proper lubrication, they will cause this type of vibration which is more noticeable usually upon slowing down or when any kind of force is exerted on that particular wheel, for example when making a turn. If you would like to have this checked by another mechanic, an expert from YourMechanic can come to your home or office to诊断振动并指导您的维修。