vibration of car?

Question

when speed zone at 30 to 40 mph car vibrates and when speed is higher than 40mph vibration stops what could it be?

Answer 1

Have the tires balanced. If vibration remains after balancing, check drivetrain for wear, axles, u-joints, etc.

Answer 2

A new vibration control mechanism and control method for suppressing horizontal vibration in super-high-speed. The acceleration signal is integrated to determine the velocity and the position. The control force is determined based on the above position and velocity, and on the velocity of a motor encoder taking into account the car dynamics.

Answer 3

warped rotors, bad belt in tire, tie rod, ball joints, wheel bearings, any loose bolts in the suspension, a bad shock, if you have time lift the car wiggle the tires for the ball joints wheel bearings and tierods, push down on each of the 4 corners of the car to test the shocks, for the rotors just look at them if they look old just replace'em

Answer 4

it's always helpful to leave year, make and model. could be many things suspension, tires, drivetrain. the cheapest thing to try first is tire inspection and balancing. suspension check will rule out any bad suspension parts. Check drivetrain for worn CV shafts and bearings worse case scenario is the transmission

Answer 5

The engine sound of the motor vehicle and different autos is totally an demanding noise disturbance for many folk. maximum human beings do not choose to pay attention such sound in our on an prevalent basis lives. yet you may observe that the sound of a few motor vehicle is rather loud yet others at the instant are not. curiously, some enthusiasts, or automanias, expresses the exhaust noise of motor vehicle engines as "notes". It ability that they are recognizing engine noise as a style of music and enjoying its friendly melody. it somewhat is glaring that the sound tension point (SPL) isn't the only ingredient for determining its loudness, annoyance, and pleasantness of sound. different sound attributes, mutually with pitch and timbre, substitute the impact of engine noise a great deal.

Answer 6

Take the car to the shop to balance your tires.

Answer 7

i own a repair shop you need to have the tires checked to see if there out of balance or you may have a bad rim that might be causing it to do this,you can have all this checked to be sure,on something like this,you have to be patient till you find it,,good luck,i hope this help,s.

Answer 8

Get the wheels balanced. If the tires are excessively worn, you may need new ones because they can't be accurately balanced.

Answer 9

could be several things, tire out of round, tires not balanced right, broken tire belt, something with the front end, check tires frist, then go from there.

Answer 10

So many things, u-joints, wheel balancing, drive line,