Service Information

Captiva

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.

Intake system leaks or obstructions

Inspect the intake manifold for leaks or obstructions.