GM Service Manual Online
For 1990-2009 cars only

Front Oil Leak

Checks

Causes

Torque Converter

    â€¢ The welded seam is leaking
    â€¢ The converter hub is damaged

Torque Converter Seal

    â€¢ The seal assembly is damaged
    â€¢ The garter spring is missing

Pump Assembly

Stator shaft bushings moved or worn