headlights

Asked by Feb 27, 2017 at 11:22 AM about the 2005 Mercury Grand Marquis GS

Question type: Maintenance & Repair

2005 GRAN MARQUIS. HEADLIGHTS COME ON WHEN OPENING DOOR.
WIPERS WON'T WORK, TRACTION CONTROL CAN"T BE TURNED
OFF,DOME LIGHT WON"T WORK WITH DASHBOARD DIAL, BUT WILL
WITH DOOR OPEN. LIGHTS SOMETIME COME ON WITH REMOTE
START. ALL WITH NO KEY IN IGNITION. CHANGED LCM TWICE, MULTI-
FUNCTION SWITCH ONCE. STILL HAPPENS. AFTER DRIVING A WHILE,
EVERYTHING STARTS WORKING. ANY THOUGHTS?THANK YOU.

2 Answers

32,655

Instead of the LCM check the body control module. Also look over wire harness especially at door jamb, for fraying or shorts.

2 of 2 people found this helpful.
Best Answer Mark helpful

THANKS KEN, BEEN TRYING TO FIGURE THIS OUT FOR 4 MOS. SPENT OVER $500 AT DEALER, I'LL TRY YOUR SUGGESTIONS. THANK YOU, JOHN. p.s.I MIGHT GET BACK TO YOU .

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