If you just want to replace the transmitter battery on it it does not need to be program it does need to be resequenced.
1 replace the transmitter battery
2 close all doors on the car
3 stand outside of car , on the driver side , and hold at the same time the LOCK and UNLOCK buttons, you should hear the locks cycling close to open position.
After that your transmitter is resynched, if it does not work you may need a new transmitter.
If you do it does need to be programmed at the dealership and you will need the car there along with any other transmitters you have for the car.
You can program the keyless entry remote, for your 2001 Saturn L200, by holding the unlock and lock weapons at the same time. The red light will flash on and off. The remote will be programmed when the red light stays illuminated.
how do you program keyless entry remote 98 GMC
How do you program a keyless entry remote for a 2005 KIA Amanti? Kent
How to program a keyless entry remote for 2008 Pontiac g5
How to program a keyless entry remote for 2008 pontiac g5
how to programm keyless entry remote for 2005 kia spectra5
The 1989 Buick Park Avenue does not come with a remote keyless entry. The keyless remote entry was not available till 1997.
Follow the written directions that came with the new keyless entry system - OR - take it to the Saturn dealership for programming. The have all the necessary equipment and proprietary software for doing that task.
I have a use remote that I need to program
It will depend on the make and model of the car. They do this so one can make a copy of the automated keyless entry remote.
How program my keyless entry remotes for 2003 chevy malibu
how do i program it