All Upshifts Harsh or Delayed or No Upshifts

ALL UPSHIFTS HARSH OR DELAYED OR NO UPSHIFTS
1. Improper fluid level.
2. Incorrectly adjusted, disconnected, damaged, or sticking throttle linkage.
3. Throttle return spring disconnected.
4. Damaged or incorrectly adjusted manual linkage.
5. Sticking governor.
6. Main control pressure too high.
7. Valve body bolts improperly torqued.
8. Valve body dirty or valves sticking.