2002 Buick Rendezvous Q&A

2002 Buick Rendezvous Question: security light stays on while driving

just installed new battery -
Answer 1
I HAD TO REPLACE THE IGNITION KEY. FOR A WHILE I COULD JUST TURN THE CAR OFF AND WAIT A FEW SECONDS AND THEN RESTART IT AND THE LIGHT WOULD GO OFF, BUT AS TIME WENT ON THAT DIDN'T WORK. -