What are the symptoms of the uneven flywheel of the truck

It will cause the engine to shake, resulting in transmission imbalance, engine flywheel abnormal noise, etc. Large trucks refer to heavy and medium trucks. The length of heavy-duty truck is more than or equal to 6m, and the total mass is more than or equal to 12000 kg. The length of medium truck shall be more than or equal to 6m, and the total mass shall be more than or equal to 4500kg and less than 12000kg. According to the Motor Vehicle Specification Terminology, trucks can be classified into four categories, namely heavy, medium, light and micro.