2001 Buick Regal Car Horn

2001 BUICK REGAL
150,000 MILES • 6 CYL • FWD • AUTOMATIC
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AAW1993
  • MEMBER
  • 1 POST
My car horn just started blowing or sticking in the middle of the night. Why would this happen?
Oct 22, 2010 at 9:12 PM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
Possible causes here could be the horn output circuit of the body control module or the horn relay sticking
Oct 22, 2010 at 9:22 PM
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