G 3500 1 Ton Van V8-379 6.2L DSL VIN J FI (1992)
Band Apply Servo: Service and Repair
Turbo Hydra-Matic 4L60 (700-R4)
1.
Disconnect battery ground cable, then raise and support vehicle.
2.
Install servo cover compressor tool No. J-29714, then remove 2-4 servo cover retaining ring using a small screwdriver.
3.
Remove servo cover and O-ring using suitable tool.
4.
Remove fourth gear apply piston and O-ring, then the second servo piston assembly.
5.
Remove inner servo piston assembly oil seal and spring.
6.
Reverse procedure to install.