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2003 Mercury Grand Marquis Question: Where is the headlight sensor located on 2003 mercury grand marquis?

 

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jiggs08, Hoffman Estates, IL, March 12, 2013, 16:07
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Sometimes they come on, other times no. Sometimes they just go out while driving.

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  • Answer #1

    March 13, 2013, 18:16
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     Master

    Try turning on the manual switch to see if that helps.

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    jimdot, May 18, 2013, 07:54
     Rookie

    sometimes yes and sometimes no

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    pushrod, May 18, 2013, 08:00
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     Master

    Go out on dim/bright or either way? If either way i suspect headlight switch, if only one or the other i suspect dimmer switch.

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