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security light

  1. Security disable

    Cadillac DeVille 1985 to 2005 including:1985-1992
    I was wondering if there is a way to reset the security system in a 2000 devel gold edition. Drove it one day and the next the security light was on and the car will not start. The lights come on but nothing happens when I turn the key. Is there any way to avoid taking it to the dealership?? Any...