How long do idler pulleys last?

An idler pulley is a simple device used to keep tension on an accessory belt. The pulley will fail eventually because it will wear over time. Replacement intervals for idler pulleys range from 50,000 to 100,000 miles. via

How do you know when to replace pulleys?

  • Screeching and squeaking noises coming from the engine.
  • There are engine warning lights on.
  • The power steering will not work.
  • The engine is starting to overheat on a regular basis.
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    How much does it cost to replace pulley?

    It will cost between $125 and $380 to have your pulley replaced. The labor should cost between $45 and $155 and the parts should cost between $85 and $225. via

    Is idler pulley covered under warranty?

    The idler pulley is literally the only part ON THE ENGINE that isn't covered under the Powertrain warranty. Sure it may have needed to be replaced at some point but it didn't fix the sound I brought it in for, that idler puller was causing me no problems. via

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