Converter Shudder

1. Internal torque converter damage.

2. Converter clutch shift valve stuck.

3. Oil pump converter clutch apply valve stuck.

4. Restricted oil pump oil passage.

5. Crack in oil filter body or restriction in filler neck.

6. Oil filter O-ring seal cut or damaged.

7. Low oil pressure or engine not properly tuned.

8. Turbine shaft O-ring cut or damaged.

9. Turbine shaft retainer and ball assembly damaged.