What is the reason for the jitter phenomenon in Feng Jun 5 driving?

If the car body is found to be slightly shaking or running off during driving, it is usually caused by tires. First of all, it may be that the wheel balance is not good. The owner needs to do a four-wheel positioning and dynamic balance as soon as possible, and a tire dynamic balance if the vehicle does not run off. The other situation is more serious, which may be caused by the deformation of the steel ring, and the owner needs to go to a professional repair shop for inspection. This situation generally occurs in vehicles with a long service life. Generally, wheel balance should be done when replacing new tires and rims, otherwise the steering wheel will shake easily when the counterweight is uneven. Body shake will affect driving comfort and handling judgment. The third situation is caused by the unbalanced deformation of the transmission shaft. This usually happens when more cars collide with the chassis.