Item 2: Speed Control Cable Removal Note

WARNING: This page is about a different car, the 2004 Mercury Monterey and 2004 Ford Freestar. However, it is still accessible from the selected car via links, so may be relevant.

Disconnect the speed control actuator cable from the throttle body.

Fig 1: Disconnecting Speed Control Actuator Cable From Throttle Body
Courtesy of FORD MOTOR CO.
Remove the speed control cable cap.
1. Press the locking tab.
2. Rotate the speed control cable cap counterclockwise.
  
  Fig 2: Removing Speed Control Cable Cap
  Courtesy of FORD MOTOR CO.