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Home >> Chevrolet >> 2022 >> Tahoe SSV >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 7 (Engine Mechanical - 3.0L (Lm2) Diesel - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> Compressor Air Intake Turbocharger Whine Noise

Compressor Air Intake Turbocharger Whine Noise

WARNING: This page is about a different variant/trim than selected.
Cause Correction
NOTE:

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 Visually inspect for evidence of compressor wheel to housing contact.
If the turbocharger bearings are worn or damaged, inspect for a Generator Replacement (LM2) , or Water Pump Replacement (LM2) .
Intake system leaks or obstructions
  1. With the engine off, pressurize the intake system and inspect for intake manifold leaks.
  2. Inspect for obstructions in the intake manifolds.