Each vehicle with keyless entry has its own factory code
the batterys in your keyless remote may need to be changed
Your Sable will have keyless entry if there is a numbered access keypad mounted under the driver's door handle on the outside of the door. Your owners manual will have the default code for using the keypad and will also have instructions on how to program a personal code.
It is printed on the computer which is normally under the kick panel or mounted against the rear seat in the trunk.
the keyless entry code is inside the cover in the back where the rear windshield washer container is
its on a little card in the glove box
No , just the factory code and a personal code if it has been entered
Check instructions in the users manual.
Check the users manual
Just a long shot, but check inside the trunk for a sticker.
This model never offered keyless entry. It can be made to have keyless entry with after market products.
check out www . motorcraft service .com ( no spaces ) click on Owner Guides the owners manual can be viewed on-line
Ford / Lincoln / Mercury vehicles and some older Nissans.
its in the trunk on a sticker or under the hood or inside the door
thats my question to you
form_title= Automotive Keyless Entry form_header= Lost your keys? No problem. Get automotive keyless entry. How frequently do you lose your keys?*= _  How long have you owned your vehicle?*= _  Why do you want keyless entry?*= _ 
Yes , keyless remote entry
Check out this site www.programyourremote.com .....
check in your owners manual if you have it.
I have a 1998 and the code is in the back where your jack and accessories are.
One reason that your keyless entry may not work is that the battery is dead, take it an auto parts store and have the keyless entry battery replaced. If that does not fix it you will need to take it to the dealer to have the keyless entry reprogrammed.
keyless entry system
Keyless entry codes for most makes and models can be obtained from a dealership with the VIN number and identification. If the code has been changed by a third party then the dealership will not be able to retrieve it.?æ
I'd check the users manual for the programming guide.
Look around the tailgate jams or dealership with your VIN #.