FORD 1999 F-550 v.1 - Manual (Page 81)

Replacing lost transmitters
Take all your vehicle’s transmitters
to your dealer if service is required.
If you purchase additional
transmitters (up to four may be
programmed), perform the following
procedure:
To reprogram the transmitters
yourself, place the key in the
ignition and turn from OFF to ON
eight times in rapid succession
(within 10 seconds) ending in ON. After doors lock/unlock, press any
control on all transmitters (up to four). When completed, turn the
ignition to OFF. The doors will lock/unlock one last time to confirm
completion of program mode.
All transmitters must be programmed at the same time.
Reprogramming transmitters
To reprogram all transmitters, place the key in the ignition and turn from
OFF to ON eight times in a row (within 10 seconds). After doors
lock/unlock, press any control on all transmitters (up to four). When
completed, turn the ignition to OFF.
All transmitters must be reprogrammed at the same time.
Controls and features
81