Noisy Operation

1. High pitch squeal, increasing with engine speed; transmission in Neutral or Park:
a. Incorrect fluid level.
b. Oil filter clogged.
c. Oil pump defective.
d. Torque converter defective.
2. Burring noise. Engine running, transmission in Neutral or Park:
a. Flywheel drive flange damaged.
b. Torque converter contacting the cover.
c. Torque converter improperly installed.
3. Squawking noise. Engine running, transmission in Neutral or Park:
a. Torque converter bushing in oil pump worn.
b. Torque converter cover dowels loose or missing.
4. Steady low frequency noise, particularly at full throttle and in conjunction with low stall speed. Engine running, transmission in Drive or Reverse, brakes locked:
a. Torque converter stator slipping.
5. Metallic noise or knock in any gear except direct drive:
a. Damaged planetary gear tooth.
6. Rattling noise on takeoff:
a. Parking pawl partially engaged.