For 1990-2009 cars

1. Assemble the servo cushion spring (68), or springs (139), and the servo piston (69) onto the servo pin (67).
2. Install the snap ring onto the servo pin (67) in order to retain the servo cushion springs (68) and the servo piston (69).
3. Assemble the new seals (71, 72) onto the servo piston (69) and the servo cover (73).
4. Assemble the servo piston assembly (67-70) into the servo cover (73). Lubricate the piston seals with transmission fluid in order to aid in assembly.
5. Install the servo return spring (66) into the transmission case (51).
6. Install the servo cover and piston assembly over the servo return spring (66).

Caution: Refer to Fastener Caution in the Preface section.

Caution: Hand tighten servo bolts to prevent bore damage.

7. Install the three servo cover bolts (25). Hand start the bolts. Tighten the bolts to 12 N·m (9 lb ft).