GM Service Manual Online
For 1990-2009 cars only

Vibration

Checks

Cause

Torque Converter (1)

    • Out of balance
    • Internal failure

Transmission/Engine

Misaligned

Case Extension (19)

Output shaft support bushing is worn

Turbine Shaft (502)

Worn surface of the stator shaft bushing

Main Shaft (662)

Worn Bushing

Output Shaft (671)

Worn Bushing

Bearing (668)

Worn