Technician A says a worn or damaged idler arm can cause front-end shimmy. Technician B says a worn or damaged idler arm can cause hard steering. Who is correct?
A)A only
B)B only
C)both A and B
D)neither A nor B

Question

Quizplus · Accepted Answer

Both technicians are correct. A worn or damaged idler arm can cause front-end shimmy due to the instability it introduces to the steering system, and it can also lead to hard steering because it affects the smooth operation of the steering linkage.

Technician a Says a Worn or Damaged Idler Arm Can