Anti theft system

2005 CADILLAC CTS
102,000 MILES • V6 • 4WD • AUTOMATIC
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JWILLIAMS632
  • MEMBER
  • 1 POST
My car is saying service the anti theft system, and the gauges are not working, key wont come out
Mar 10, 2019 at 12:00 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
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STRAILER
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 54,178 POSTS
This car does this when the battery goes bad. can I ask if the headlight turn on nice and bright? Please check out his guide:

https://www.2carpros.com/articles/car-battery-load-test

Please run down this guide and report back.
Mar 12, 2019 at 10:44 AM
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