2004 MERCURY GRAND MARQUIS Complaints

View complaints related to 2004 MERCURY GRAND MARQUIS. The complaints found here are submitted by actual consumers with first hand experience. There are more than 340 complaints submitted for the 2004 MERCURY GRAND MARQUIS. You can submit your own complaint to the NHTSA or call the Hotline, Monday-Friday 8am to 8pm at (888) 327-4236, TTY: (800) 424-9153.

  • 2004 MERCURY GRAND MARQUIS
    - BANNING, CA

    TL* THE CONTACT OWNS A 2004 MERCURY GRAND MARQUIS. THE CONTACT STATED THAT THE VEHICLE STALLED WITHOUT WARNING. THE CONTACT HAD THE VEHICLE TOWED TO A MECHANIC AND WAS TOLD THE FUEL PUMP NEEDED TO BE REPLACED. THE FAILURE MILEAGE AND CURRENT MILEAGES WERE 45,015.

    Source: HOTLINE VEHICLE OWNERS QUESTIONNAIRE
  • 2004 MERCURY GRAND MARQUIS
    - SPRINGFIELD, VA

    TL* THE CONTACT OWNS A 2004 MERCURY GRAND MARQUIS. WHILE DRIVING APPROXIMATELY 50 MPH, THE HEADLIGHTS SUDDENLY FAILED. THE HEADLIGHTS BECAME OPERABLE WITHIN TEN MINUTES. THE MALFUNCTION OCCURRED FOUR TIMES. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER TWICE FOR THE SAME FAILURE. THE SECOND TIME A DIAGNOSTIC TEST WAS PERFORMED, THE TECHNICIAN STATED THE COMPUTER CHIP NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE DEFECT. THE APPROXIMATE FAILURE MILEAGE WAS 80,000..... UPDATED 03-28-13 *BF THE CONSUMER STATED AT NO TIME WHEN THE LIGHTS WENT OFF DID AN INDICATOR ON THE DASH BOARD COME ON. THE DEALER ADVISED THE LIGHTING CONTROL MODULE NEEDED TO BE REPLACED. UPDATED 04/09/2013 *JS

    Source: HOTLINE VEHICLE OWNERS QUESTIONNAIRE
  • 2004 MERCURY GRAND MARQUIS
    - SPRINGFIELD, MO

    HEADLIGHTS GO OFF UNEXPECTEDLY WHILE DRIVING AT NIGHT. EXPERIMENTING FOUND THAT HIGH BEAM (UNSAFE WHEN DRIVING ON 2 WAY ROAD) MAY BE KEPT ON BY HOLDING THE TURN SIGNAL LEVER IN THE UP POSITION (THUS OCCUPYING THE LEFT HAND WHILE DRIVING) INTERNET SEARCH INDICATES THAT THIS IS A FAIRLY COMMON PROBLEM WITH THIS MAKE AND MODEL, AND THAT REPLACEMENT OF THE LIGHT CONTROL MODULE IS EXPENSIVE ($700 - $900) AND NOT ALWAYS A LONG TERM FIX. SHOULD BE A FORD RECALL ITEM. *TR

    Source: NHTSA WEB SITE
  • 2004 MERCURY GRAND MARQUIS
    - SUMMERTOWN, TN

    TL* THE CONTACT OWNS A 2004 MERCURY GRAND MARQUIS. THE CONTACT STATED THAT THE HIGH AND LOW BEAM HEADLIGHTS BECAME OVERHEATED AND FAILED. THE VEHICLE WAS NOT TAKEN TO A MECHANIC AND WAS NOT REPAIRED. THE FAILURE MILEAGE WAS UNKNOWN AND THE CURRENT MILEAGE WAS 125,000.

    Source: HOTLINE VEHICLE OWNERS QUESTIONNAIRE
  • 2004 MERCURY GRAND MARQUIS
    - LONDONDERRY, OH

    TL* THE CONTACT OWNS A 2004 MERCURY GRAND MARQUIS. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 65 MPH, THE HEADLIGHTS WERE ACTIVATED AND SUDDENLY BECAME INOPERATIVE. THE FAILURE RECURRED INTERMITTENTLY. THE MANUFACTURER WAS MADE AWARE OF THE PROBLEM AND INFORMED THE CONTACT THAT THERE WAS NOT A RECALL RELATED TO THE MALFUNCTION. ALSO, THE DEALER WAS NOTIFIED OF THE ISSUE WHO ADVISED THAT THE HEADLIGHT CONTROL MODULE WOULD NEED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE APPROXIMATE FAILURE MILEAGE WAS 72,000. UPDATED 07/17/2013 *JS

    Source: HOTLINE VEHICLE OWNERS QUESTIONNAIRE
  • 2004 MERCURY GRAND MARQUIS
    - LEHNORH, TX

    TL* THE CONTACT OWNS A 2004 MERCURY GRAND MARQUIS. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 60 MPH WITH THE HEADLIGHTS ACTIVATED, THERE WAS A SUDDEN FAILURE IN THE HEADLIGHT ILLUMINATION. THE CONTACT CONTINUED TO DRIVE AND WITHIN SEVERAL MINUTES, THE HEADLIGHTS OPERATED NORMALLY. AN AUTHORIZED DEALER WAS NOTIFIED OF THE FAILURE AND INFORMED THE CONTACT THAT THE HEADLIGHT CONTROL MODULE WOULD NEED TO BE REPLACED. THE MANUFACTURER WAS ALSO NOTIFIED OF THE MALFUNCTION. THE VEHICLE HAD NOT BEEN REPAIRED. THE APPROXIMATE FAILURE MILEAGE WAS 62,000.

    Source: HOTLINE VEHICLE OWNERS QUESTIONNAIRE
  • 2004 MERCURY GRAND MARQUIS
    - WACO, TX

    THE HEADLIGHTS GO AND INTERMITTENTLY. THEY COME ON INITIALLY BUT ONLY SAY ON, ON AVERAGE, FOR ABOUT 5-10 MINUTES AND WILL STAY OFF FOR ABOUT 3-4 MINUTES. THE HEADLIGHT SWITCH HAS BEEN REPLACED BUT THE PROBLEM IS STILL OCCURRING. NO OTHER MECHANICAL WORK HAS BEEN DONE SINCE REPLACING THE SWITCH. *TR

    Source: NHTSA WEB SITE
  • 2004 MERCURY GRAND MARQUIS
    - ANTARIO, CA

    TL* THE CONTACT OWNS A 2004 MERCURY GRAND MARQUIS. THE CONTACT STATED THAT THE HEAD LIGHTS FAILED. THE CONTACT ATTEMPTED TO TURN THEM BACK ON BUT TO NO AVAIL. THE CONTACT ALLOWED THE VEHICLE TO SIT INOPERABLE FOR SEVERAL HOURS, IN WHICH THE HEADLIGHTS THEN BECAME OPERABLE. THE VEHICLE WAS TAKEN NOT TAKEN TO A DEALER OR A MECHANIC FOR INSPECTION. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED. THE FAILURE MILEAGE WAS 75,000.

    Source: HOTLINE VEHICLE OWNERS QUESTIONNAIRE
  • 2004 MERCURY GRAND MARQUIS
    - ELIZABETHTON, TN

    MY MOTHER-IN-LAW HAS A 2004 GRAND MARQUIS & LAST NIGHT WHEN SHE STARTED THE CAR TO GO HOME AFTER VISITING US, THE HEADLIGHTS WOULD NOT COME ON AT ALL....ADDITIONALLY, THE INTERIOR LIGHTS HAVE COME ON ALL BY THEMSELVES INTERMITTENTLY, AND CONSEQUENTLY, THE BATTERY IS DRAINED EACH TIME IT HAPPENS. THE INTERIOR PROBLEM MAY OR MAY NOT FIX ITSELF BY STARTING/SHUTTING OFF/OPENING/CLOSING DOOR. ALL I DID WAS TYPE "2004 MERCURY GRAND MARQUIS" IN YAHOO SEARCH & A MULTITUDE OF SIMILAR PROBLEMS CAME UP IN THE RESULTS: ALL STATING A DEFECTIVE LIGHT CONTROL MODULE (LCM). I AM GOING TO TAKE THE ONE OUT OF HER CAR TODAY & TAKE IT APART & INSPECT IT FOR CRACKED ("COLD SOLDER") SOLDER JOINTS AS ALMOST ANYTHING WITH A PC BOARD ( (MADE IN THE LAST 25 YEARS ESPECIALLY) TENDS TO DEVELOP CRACKED SOLDER BECAUSE THEY ARE MADE CHEAPLY BY USING AS LITTLE SOLDER POSSIBLE TO HOLD THE JOINT TOGETHER (WHEN NEW, ANYWAYS) . YET ANOTHER CHEAP, MODERN JUNK ELECTRONIC ITEM PUMPED OUT IN BULK BY THE THOUSANDS THAT THE MANUFACTURER WILL NOT SUPPORT, UNLESS IT FAILS WITHIN THE WARRANTY PERIOD! I CANNOT BELIEVE FORD MOTOR COMPANY WON'T ISSUE A RECALL FOR THIS PROBLEM AS IT IS NOT AN ISOLATED PROBLEM, ACCORDING TO MY RESEARCH! MAYBE ONCE SOMEONE DIES IN A CAR WRECK FROM THE LIGHTS GOING OUT WHILE THEY'RE GOING DOWN A FREEWAY @ 70MPH, SOMEONE WILL GET A GOOD LAWYER AND SUE THE PANTS OFF OF FORD MOTOR COMPANY!! CLASS ACTION LAWSUIT, ANYBODY? *JS

    Source: NHTSA WEB SITE
  • 2004 MERCURY GRAND MARQUIS
    - PAW PAW , MI

    TL* THE CONTACT OWNS A 2004 MERCURY GRAND MARQUIS. THE CONTACT STATED THAT ILLUMINATED SPORADICALLY WITHOUT WARNING. THE VEHICLE WAS TAKEN TO A LOCAL REPAIR SHOP, WHO DIAGNOSED THAT THE LIGHTING CONTROL MODULE WAS DEFECTIVE AND NEEDED TO BE REPLACED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE AND DID NOT OFFER ANY ASSISTANCE. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS 86,500 AND THE CURRENT MILEAGE WAS 87,000.

    Source: HOTLINE VEHICLE OWNERS QUESTIONNAIRE