was sittin in the shop last night, when all of a sudden, my alarm go off in my truck (97 150 lariat). keys sittin in the console, windows down. put key in ing and tried to start it up, but nothing, horn is loud and can't get it to stop, so I unhooked batt. today went out to try to see whats goin on , hook batt. back up, horn starts to go off again. Then pulled the fuse to anti theft to stop it. when I put the fuse back in , it starts up again. what? bad remote sensor, module?? please help. thanks Harley41

 

no idea anybody?

 

mine will also go off randomly and when unlocking the door with the key