Mushy and/or Early Upshifts or Upshift Pileup

MUSHY AND/OR EARLY UPSHIFTS OR UPSHIFT PILEUP
1. Improper fluid level.
2. Incorrectly adjusted, sticking, or damaged throttle linkage.
3. Low main control pressure.
4. Valve body bolts improperly torqued.
5. Valve body valve or throttle control valve sticking.
6. Sticking governor valve.