Operation CHARM: Car repair manuals for everyone.

Erratic Shifts

1. Hydraulic pressures too low.
2. Valve body malfunction or leakage.
3. Low fluid level.
4. Incorrect gearshift control linkage adjustment.
5. Oil filter clogged.
6. Faulty oil pump.
7. Aerated fluid.
8. Incorrect throttle linkage adjustment.
9. Governor support seal rings broken or worn.
10. Worn or broken reaction shaft support seal rings.
11. Governor malfunction.
12. Kickdown servo band or linkage malfunction.
13. Worn or faulty front clutch.