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Control Arm

By Andy Y, July 31, 2009

The control arm helps position the vertical center line of the wheel and allows for up and down movement of the wheel in relation to the vehicle's body.

Symptoms of a Bad or Failing Control Arm

  • Suspension may make a squeaking and/or knocking noise when going over bumps
  • Vehicle may wander
  • Uneven tire wear

Control Arm Related Repair Advice

  • In many cases, the control arm must be replaced in order to replace the bushings
  • Replacing the control arm may affect the alignment's settings. We recommend a four-wheel alignment when a control arm is replaced.

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