Rough or Mushy 4-2 or 3-1 Shift

ROUGH OR MUSHY 4-2 OR 3-1 SHIFT
1. Improper fluid level.
2. Improperly tuned engine.
3. Damaged or improperly adjusted linkage.
4. Improper application of intermediate friction and one-way clutch.
5. Sticking or dirty valve body.