See also:

Using Universal Home Remote
Press and hold the appropriate button for at least half of a second. The indicator light will come on while the signal is being transmitted. ...

Horn
Press on the steering wheel pad to sound the horn. ...

Erasing Universal Remote System Buttons
All programmed buttons should be erased when the vehicle is sold or the lease ends. To erase all programmed buttons on the Universal Remote system device: 1. Press and hold down the two ou ...