A continuous rumble or roar at a constant pitch makes up road noise; the volume of this noise increases with the vehicle speed. This occurs mainly when driving on poorly-paved roads.
1.Main causes
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Noise
Shift Lever Vibration Symptoms And Causes of Malfunction
This type of vibration causes the shift lever to oscillate, usually at relatively high engine rpm. It tends to be more selective about the rpm at which it vibrates. Of the various types of shift lever Read more Shift Lever Vibration Symptoms And Causes of Malfunction
Accelerator Pedal Vibration Symptoms And Causes of Malfunction
This is a high-frequency vibration which occurs at higher engine speeds, but is unrelated to the vehicle speed. You can feel it with the sole of your foot as it rests on the accelerator pedal, but the Read more Accelerator Pedal Vibration Symptoms And Causes of Malfunction
Steering Shimmy Symptoms And Malfunction Causes
This is a condition in which the steering wheel oscillates clockwise and counterclockwise, just as in steering flutter, but at lower vehicle speeds; generally less than 80 km/h (50 mph). This symptom traces Read more Steering Shimmy Symptoms And Malfunction Causes
Steering Flutter Symptoms And Malfunction Causes
Steering flutter is a condition in which the steering wheel oscillates 5 to 15 times per second in the direction of the turn. It occurs at relatively limited but high speeds; generally more than 80 km/h Read more Steering Flutter Symptoms And Malfunction Causes
Body Shake Symptoms And Malfunction Causes
“Shake” is defined as vertical or lateral vibration of the vehicle body and steering wheel, along with vibration of the seats. Shake usually cannot be felt below a speed of about 80 km/h (50 mph). Above Read more Body Shake Symptoms And Malfunction Causes