Section 255 (Automatic Transaxle - 4T40-E/4T45-E (Troubleshooting)): Troubleshooting: Vibration

WARNING: This page is about a different car, the 2004 Pontiac Sunfire and 2004 Chevrolet Cavalier. However, it is still accessible from the selected car via links, so may be relevant.

Vibration

Checks	Causes
Torque Converter (55)	Out of balance Internal Failure
Transmission or Engine	Misaligned
Output (94) or Stub Shafts (58)	Out of balance Worn or damaged bushings
Turbine Shaft (39)	Out of balance Worn bushings