Disassembly Procedure
Courtesy of GENERAL MOTORS CORP.
- Remove the piston and pin assembly from the servo cover.
- Remove the snap ring from the servo pin.
- Remove the piston and the servo cushion springs from the servo pin.
- Remove the servo piston seals from the servo cover.
- Discard the servo piston seals. Do not reuse the servo piston seals.
- Inspect all components for damage.
- Inspect the fluid feed holes for obstructions.
- Inspect the bolt hole threads for debris and stripping.
- Inspect the seal grooves for damage.
- Clean and dry each component.