No 1-2 Upshift

NO 1-2 UPSHIFT Mushy, Early, Soft, or Slipping 1-2 Upshift
1. Improper fluid level.
2. Kickdown system damaged.
3. Improperly adjusted or damaged manual linkage.
4. Governor sticking.
5. Improperly adjusted intermediate band.
6. Vacuum leak to diaphragm unit.
7. Vacuum diaphragm bent, sticking, or leaking.
8. Valve body bolts loose or too tight.
9. Sticking or dirty valve body.
10. Intermediate band and/or servo assembly burnt.