A vehicle is knocking when it goes over bumps or cracks in the road. Which of the following is a likely cause of the problem?

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An auto mechanic can get certified by taking the Automotive Service Excellence (ASE) exams, covering fourteen different subject areas, such as diesel and gas engines, trucks, buses, damage repair, auto components and much more.


A vehicle is knocking when it goes over bumps or cracks in the road. Which of the following is a likely cause of the problem?