FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM: Car repair manuals for everyone.

Reverse Servo Assembly

WITH AOD

REMOVAL
1. Remove valve body.
2. Compress reverse servo piston cover with a suitable tool, then remove snap ring retainer.
3. Apply compressed air to servo piston release passage and remove the reverse servo piston cover and spring. Remove piston from cover, then the rubber seal from piston and cover.

CAUTION: Reverse servo piston is under spring pressure. Use caution when removing servo piston cover.

INSTALLATION
1. Install new servo piston and cover seals on the servo piston and cover.
2. Lubricate all seals, piston, and piston bore with transmission fluid.
3. Install servo piston into cover, then the return spring into servo piston.
4. Install reverse piston assembly into reverse servo bore.
5. Compress reverse piston using suitable tool, then install snap ring retainer.
6. Install valve body, filter, pan, and gasket. Refill transmission to proper fluid level.