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Home >> Lincoln >> 2003 >> Aviator AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1366 (Automatic Transmission) >> In-Vehicle Repair >> Overdrive Servo >> Removal

Overdrive Servo: Removal

WARNING: This page is about a different car, the 2005 Lincoln Town Car. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the main control valve body. For additional information, refer to MAIN CONTROL VALVE BODY .
  2. NOTE: If the tool is not available, extreme care must be taken. Spring pressure will force overdrive servo piston assembly out of case. Case bore damage may result from trying to pry on overdrive servo internal retaining ring.
    Fig 1: Installing/Removing Overdrive Servo Piston Retaining Ring Using Special Tool
    G03929774Courtesy of FORD MOTOR CO.
  3. Using the special tool, compress the servo spring to remove the overdrive servo retaining ring.
  4. Remove the overdrive servo piston and return spring.
    Fig 2: Removing Overdrive Servo Piston And Return Spring
    G03888648Courtesy of FORD MOTOR CO.