For 1990-2009 cars

1. Remove the piston and pin assembly (76 and 77) from the servo cover (80).
2. Remove the snap ring (70) from the servo pin (76).
3. Remove the piston (77) and the servo cushion spring (68), or springs (139), from the servo pin (76).
4. Remove the servo piston seals (78, 79) from the servo cover (80).
5. Discard the servo piston seals (78 and 79). Do not reuse the servo piston seals.
6. Inspect all components for damage.
7. Inspect the fluid feed holes for proper opening.
8. Inspect the bolt hole threads for debris and stripping.
9. Inspect the seal grooves for damage.
10. Clean and dry each component.