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Home >> Hummer >> 2003 >> H2 >> Repair and Diagnosis (Single Page) >> Drivelines & Axles >> Differentials & Drive Axles >> Rear Drive Axle >> Diagnostic Information and Procedures >> Rear Axle Lubricant Leak Diagnosis >> Determining the Cause >> Gaskets

Determining the Cause: Gaskets

A leak at a gasket is usually caused by a poor fit of the components on each side of the gasket surface. Inspect each component for distortion and for nicks or gouges that may prohibit the gasket from sealing properly.