brake lights are coming on about every 20seconds and stay on for about 6seconds

1995 CADILLAC DEVILLE
155,000 MILES
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CRANEMAN
  • MEMBER
  • 1 POST
i was checking all the fuses because the heater blower stopped working when i noticed that the brake lights were slowly coming on and off
Feb 25, 2012 at 12:42 PM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
Inspect and test the brake switch
Feb 25, 2012 at 12:53 PM
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