chevrolet Workshop Repair Guides

Chevrolet Workshop Service and Repair Manuals

Turbo Hydra-Matic 4L80-E & 4L80-EHD|Page 3964 > < A/T - No Reverse, New Rear Band 4L80E|Page 3959
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Band Apply Servo: Service and Repair
Turbo Hydra-Matic 4L80-E & 4L80-EHD

Front Servo

1.

Drain and remove oil pan, then filter and gasket.

2.

Remove control valve assembly as described under CONTROL VALVE ASSEMBLY.

3.

Remove front servo piston, piston pin, washer, spring retainer and piston spring.

4.

Reverse procedure to install.

Rear Servo

Fig. 7  Rear Servo Assembly

Turbo Hydra-Matic 4L80-E & 4L80-EHD|Page 3964 > < A/T - No Reverse, New Rear Band 4L80E|Page 3959