Mushy, Early, Soft or Slipping 1-2 Upshift

1. Incorrect fluid level.
2. Poor engine output.
3. Incorrectly adjusted kickdown linkage.
4. Incorrectly adjusted intermediate band.
5. Low main control pressure.
6. Valve body bolts incorrectly torqued.
7. Valve body dirty or sticking valves.
8. Sticking governor valve.
9. Damaged intermediate servo or band.
10. Polished or glazed band or drum.