Selector lever spring loaded button

To move the selector lever from park position, the ignition lock must be set to "II", the foot brake pedal must be depressed and shift release button pressed in.

Fig 1: Locating Selector Lever Spring Loaded Button
Courtesy of FORD MOTOR CO.
The spring loaded side button must also be pressed, if the lever is moved from:
- N and D to 2 and 1
- 1, 2, D and N to R and P
- R to P