Mushy, Early, Soft, and/or Slipping 1-2 Upshift

MUSHY, EARLY, SOFT, AND/OR SLIPPING 1-2 UPSHIFT
1. Improper fluid level.
2. Improperly tuned engine.
3. Damaged or improperly adjusted linkage.
4. Incorrect main control pressure.
5. Sticking governor valve.
6. Valve body bolts improperly torqued.
7. Valve body dirty or valves sticking.
8. Worn or burned intermediate friction clutch.
9. Damaged intermediate servo.