Mechanics

MERC. GRAND MARQ.

2004 Mercury Marquis • V8 2WD Automatic • 71 miles

Head light only stay on for a short time, THEN YOU HAVE TO USE THE TURN SIGNEL LEVER TO GET EVEN THE BRIGHT LIGHTS. WHAT IS THE PROBLEM
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PAT1863
November 18, 2010.



Most likely lighting Control Module

Docfixit
Nov 18, 2010.