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Turbocharger Whine Noise

Condition

Action

Some whine noise is normal. Compare to a known good vehicle.

Leaking charge air cooler/pipes/hoses

Inspect for leaks in charge air cooler/pipes/hoses.

Worn turbocharger bearings
    • Inspect the turbocharger bearings. Refer to Turbocharger Lack of Oil Supply .
    • If the turbocharger bearings are worn or damaged, repair or replace the turbocharger.

Inlet system leaks or obstructions

Inspect the intake manifold for leaks or obstructions.

   


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