2007 GMC Sierra Third break light won't go off

2007 GMC SIERRA
36,000 MILES • V8 • 4WD • AUTOMATIC
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SL8ER
  • MEMBER
  • 1 POST
This just started today. Still has original bulbs and nothing has been tinkered with. Light stays on constantly and I don't know how to get it off.
Apr 28, 2010 at 8:42 AM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS


https://images.2carpros.com/forum/automotive_pictures/12900_b1_15.jpg


https://images.2carpros.com/forum/automotive_pictures/12900_b2_15.jpg

https://www.2carpros.com/kpages/auto_repair_manuals_alldata.htm
Apr 28, 2010 at 10:23 AM
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BLUELIGHTNIN6
  • ✓Experienced Mechanic
  • 16,542 POSTS
check for faulty relay to the high mount light
Apr 28, 2010 at 10:24 AM
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