How to change the headlight on a 1999 mercury marquis
Friday, December 24th, 2010 AT 12:22 AM
1 Reply
JACOBANDNICKOLAS
MECHANIC
109,755 POSTS
To replace the headlight, you need to access the socket from under the hood. Turn it aprox 1/4 turn counter clockwise and it will come out. When replacing the new bulb, try to avoid touching the glass on it.