Section 788 (Automatic Transmission - 4L80-E/4L85-E - Service, Diagnosis & Trouble Shooting): Vibration
WARNING: This page is about a different car, the 2006 GMC Yukon XL, 2006 Chevrolet Suburban, and 2006 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
Vibration
| Checks | Cause |
|---|---|
| Torque Converter (1) |
|
| Transmission/Engine | Misaligned or missing dowels |
| Case Extension (19) | Output shaft support bushing is worn. |
| Turbine Shaft (502) | Worn surface of the stator shaft bushing |
| Mainshaft (662) | Worn bushing |
| Output Shaft (671) | Worn bushing |
| Bearing (668) | Worn |