Transmission Noisy, Valve Resonance

TRANSMISSION NOISY, VALVE RESONANCE No Forced Downshifts
1. Improper fluid level.
2. Improperly adjusted linkage.
3. Improper clutch or band application or oil pressure control system.
4. Cooler lines grounding.
5. Sticking or dirty valve body.
6. Internal leakage or pump cavitation.