Door open indication when doors are closed 2009 mercury grand marquis
Sunday, January 30th, 2011 AT 8:04 PM
1 Reply
JACOBANDNICKOLAS
MECHANIC
109,867 POSTS
Check for body ground issues. If other lights go out, the switch is working. That leads me to believe there is a bad ground. As a result, the electric is seeking a ground through that light, turning it on.