My car security light flashes?

Tiny
MARCELD
  • MEMBER
  • 2008 SATURN ASTRA
  • 1.8L
  • 4 CYL
  • 2WD
  • MANUAL
  • 110,000 MILES
My car security light flashes and I can not start my car. When I unplug the neg from the battery, it will start. But when I leave the car, and then try to restart it, the security light flashes once again and it won't start.

do I need a new bcm?
Sunday, April 19th, 2026 AT 11:34 AM

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