Anti theft alarm keeps going off

2005 BUICK LESABRE
100,000 MILES • 6 CYL • 2WD • AUTOMATIC
Avatar
CHARLES PHILLIPS2
  • MEMBER
  • 1 POST
After charging a completely discharged battery car starts but the theft alarm keeps going off. tried everything I can even reset the key transponder.
May 8, 2020 at 4:24 PM
Advertisement
Avatar
DANNY L
  • CERTIFIED EXPERT
  • 5,648 POSTS
Hello, I'm Danny.

Let's start first with an anti-theft, security system reset. Here is a tutorial showing what to do:

https://www.2carpros.com/articles/how-to-reset-a-security-system

After reading, scroll the page to find Buick.Let me know if this works.Hope this helps and thanks for using 2CarPros.
May 8, 2020 at 4:41 PM