Torque Converter Clutch Shudder
Checks 
 | Causes 
 | 
Miscellaneous 
 | 
|     •  | Engine not tuned properly |  
  
|     •  | Contaminated transmission oil |  
  
 | 
Oil Filter (72) 
 | 
|     •  | Flash restricting filter neck |  
  
|     •  | O-ring seal (71) cut or damaged |  
  
 | 
Torque Converter Assembly (1) 
 | 
|     •  | Broken weld or missing weight |  
  
 | 
Oil Pump Assembly (4) 
 | 
|     •  | Converter clutch valve (224) stuck |  
  
 | 
Input Housing and Shaft Assembly (621) 
 | 
|     •  | Turbin shaft O-ring (618) cut or damaged |  
  
|     •  | Turbin shaft retainer and ball assembly (617) restricted or damaged |  
  
 |