Read the owners manual.
reprogram 98 ford expedition with viper 600 alarm
asking to the experts
take it to a stereo/alarm shop (preferably where you bought it from) and they will be able to help you.
Start by replacing the battery in the remote.
with your remote
With the remote
i have a 98 ford expedition xlt the remote does not work how do i reset the alarm so it will work
green light whit key flashing and not star
check the fuse box
ford explorer remeto pass
To disable the factory alarm system on a Ford Ranger, you would have to disconnect the remote entry module (REM). However, if you do that, the keyless remote and driver's door keypad will no longer work.
turn it off with the remote or you must use the key in the door.