Transaxle Noisy

Transaxle Noise

Before checking transaxle for noise, ensure noise is not from water pump, alternator, air conditioner or power steering pump. Isolate these components by removing the appropriate belt and running engine not more than two minutes at one time.

Noisy In Park, Neutral & All Driving Ranges

1. Oil pump cavitating due to low fluid level, plugged or restricted strainer, damaged seal, porosity in case intake area or water contamination of transmission fluid.

2. Drive link assembly rubbing against case cover.

3. Improperly installed pump or driven sprocket needle bearing.

4. Damaged converter or flex plate or loose converter to flex plate attaching bolts.

Noisy During Acceleration Any Gear

1. Transaxle or cooler lines grounded to underbody.

2. Loose or broken motor mounts.

3. Worn or damaged drive link assembly.

4. Driven sprocket support needle bearings worn or damaged.

Squeals At Low Vehicle Speed

1. Speedometer driven gear shaft seal requires lubrication or replacement.

2. Speedometer driven gear shaft twisted.

3. Speedometer adapter too long.

Noisy In All Driving Ranges

1. Damaged gear sets. Check depending on ranges involved.

2. Damaged planetary gear set Check thrust bearings and races for pitting or roughness, gears for damage or wear and pinions for tilt.