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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 95 (Engine Mechanical - 3.6L (LF4 LGX) - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> Turbocharger Whine Noise

Turbocharger Whine Noise

WARNING: This page is about a different car, the 2016 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.
Condition Action
Some whine noise is normal. Compare to a known good vehicle.
Worn turbocharger bearings Visually inspect for evidence of compressor wheel to housing contact.
Inspect for worn or damaged turbocharger bearings .
Inspect for end play causing compressor wheel to housing contact.
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