A British thermal unit (Btu) is a standard unit of energy that is used in the United States and sometimes in the U.K.
There is another defect in tires that can cause a vibration called loaded road force variance. The tires and pass a visual inspection, a radial and lateral runout test, be perfectly balanced, but still cause a vibration. This is due to the internal defects in the tire.
Determining the Causes of Vehicle Vibrations. Vibrations can range from a slight wobble in your seat to the glass falling out of your windows. For the most part, your vehicle should run smoothly, but every once in awhile something goes wrong and you get a vibration. In this article Iâll cover some of the basics about vibrations, their causes, and how to deal with them. Click on the menu item to see more topics. Advertisement