Disconnect the positive battery cable, put key in ignition, turn to the on position, then reconnect battery cable. It will sound like the alarm is going to go off, but that will stop in a second or two. Tighten down the nuts and restart your car and Voila... It is reset.
Geno
December 2007
Automatic Answer
While you wait for answers, we may have found some information which could help you.
howtomendit.com for free repair help, information and advice.
Try fixfault.com to fix car alarm systems.