Accessory Drive Belt Idler Pulley Shoulder Bushings

Replacement Parts > Belts and Cooling > Accessory Drive Belt System Components

Accessory Drive Belt Idler Pulley Shoulder Bushings

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What is an Accessory Drive Belt Idler Pulley Shoulder Bushing?

Accessory Drive Belt Idler Pulley Shoulder Bushings are components of the Accessory Drive Belt System and help to reduce friction and absorb vibration. They are located between the accessory drive belt and the idler pulley and help to keep the pulley centered on the belt.

How can I determine if mine is faulty?

Signs of a faulty Accessory Drive Belt Idler Pulley Shoulder Bushing include: excessive noise from the engine, worn pulley grooves, and visible cracks or tears in the bushing.

Can a faulty one cause damage?

Yes, a faulty Accessory Drive Belt Idler Pulley Shoulder Bushing can cause damage to the pulley, belt, and other engine components.

How do I replace it?

To replace an Accessory Drive Belt Idler Pulley Shoulder Bushing, you will need the following tools:

  • Socket wrench
  • Socket set
  • Ratchet
  • Replacement bushing


Once you have these tools, follow these steps:

  1. Disconnect the negative battery cable.
  2. Remove the serpentine belt.
  3. Disconnect the idler pulley mounting bolt and remove the pulley.
  4. Remove the old bushing and replace it with the new one.
  5. Reinstall the pulley and serpentine belt.
  6. Reconnect the negative battery cable.