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Home >> GMC >> 2006 >> Sierra 1500 HD, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 35 (Engine Mechanical - 6.6L - Introduction) >> Diagnostic Information and Procedures >> Turbocharger Oil Leak From Turbine Seal

Turbocharger Oil Leak From Turbine Seal

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Turbocharger Oil Leak From Turbine Seal

Condition Action
Poor oil drainage from turbocharger Inspect for a restricted turbocharger oil drain pipe.
Restricted crankcase ventilation system Inspect for a restricted crankcase ventilation system.
Worn internal engine components Inspect for excessive blowby or engine oil consumption.
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