Ford 1996 Crown Victoria Manual page 113

Cancelling and Resuming a Set Speed
If you press the brake pedal, speed control is
suspended. You can return to the set speed by
pressing the RESUME switch, as long as you did
not press the OFF switch. You must be driving
at least 30 mph (48 km/h).
Your vehicle will gradually return to the
previously set speed and then maintain it.
To Turn Speed Control Off
Press the OFF switch.
Speed control is also turned OFF each time the
vehicle ignition is shut off.
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