Tring to reset remote for viper 479vp

Step
1. Place your key in your car's ignition and turn the key to "On" position.
2. Press and hold the "program" switch on your cars alarm.
3. Press any button on your car remote while you are holding the "Program" switch and release both buttons.
4. Press the "Program" switch on viper alarms transmitter once more and release it. Remove the key from the ignition and press a button on your Viper remote control to see if the programmers worked.
There is another way if this doesn't work, just let me know.
It's more complicated.