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
    - COFFEVILLE, AL

    TL* THE CONTACT OWNS A 2004 MERCURY GRAND MARQUIS. THE CONTACT STATED THAT WHILE DRIVING 30 MPH AT NIGHT, THE HEADLIGHTS AND THE INTERIOR LIGHTS WOULD SUDDENLY MALFUNCTION AND STOP ILLUMINATING, INCREASING THE RISK OF A CRASH. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER, WHERE A DIAGNOSTIC TEST INDICATED THAT THE HEAD LIGHT CONTROL MODULE WAS FAULTY. THE CONTACT DID NOT HAVE THE HEADLIGHT CONTROL MODULE REPLACED. THE FAILURE MILEAGE WAS 150,000.

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

    TL* THE CONTACT OWNS A 2004 MERCURY MARQUIS. THE CONTACT STATED THAT WHILE DRIVING 20 MPH WITH THE BRAKES ENGAGED, THE VEHICLE SUDDENLY ACCELERATED. THE CONTACT STATED THAT IN ORDER TO STOP THE VEHICLE, HE HAD TO SHIFT INTO NEUTRAL AND SHUT THE ENGINE OFF. THE VEHICLE WAS NOT TAKEN TO A DEALER TO HAVE THE FAILURE DIAGNOSED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS 50,000 AND THE CURRENT MILEAGE WAS 67,000.

    Source: HOTLINE VEHICLE OWNERS QUESTIONNAIRE
  • 2004 MERCURY GRAND MARQUIS
    - EAST MOLINE, IL

    TL* THE CONTACT OWNS A 2004 MERCURY GRAND MARQUIS. WHILE DRIVING 65 MPH, THE CONTACT STATED THAT THE FIBERGLASS ROOF DETACHED FROM THE VEHICLE AND EJECTED ONTO THE REAR WINDSHIELD AND TRUNK. BOTH THE TRUNK AND WINDSHIELD SUSTAINED DAMAGE. THE VEHICLE WAS NOT INSPECTED OR REPAIRED. THE MANUFACTURER WAS AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 203,000. THE VIN WAS UNAVAILABLE.

    Source: HOTLINE VEHICLE OWNERS QUESTIONNAIRE
  • 2004 MERCURY GRAND MARQUIS
    - DE VALLS BLUFF, AR

    TL* THE CONTACT OWNS A 2004 MERCURY GRAND MARQUIS. THE CONTACT STATED THE VEHICLE HEADLIGHTS AND WINDSHIELD WIPER FAILED. THE VEHICLE WAS TAKEN TO THE LOCAL MECHANIC WHO PERFORMED A DIAGNOSTIC THAT LOCATED THE FAILURE AT THE HEADLIGHT CONTROL MODULATOR AND THE WINDSHIELD WIPER MOTOR. THE MANUFACTURER WAS CONTACT AND BUT PROVIDED NO ASSISTANCE. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS 70,000 AND THE CURRENT MILEAGE WAS 90,000.

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

    HEAD LIGHT TURN OFF WHILE DRIVING FOR NO APPARENT REASON , THEN CYCLE BACK ON FOR A FEW MINUTES AND THEN TURN OFF AGAIN , THIS CONTINUES WITH OUT END. *TR

    Source: NHTSA WEB SITE
  • 2004 MERCURY GRAND MARQUIS
    - ADDISON, ME

    ALL HEADLIGHTS QUIT WITHOUT NOTICE OF ANY SORT. AFTER REPLACING BULBS AND SWITCHES, I WENT DIRECTLY TO FORD. THEY CHARGED ALMOST $700.00 TO REPLACE THE "PROCESSOR LIGHTING CONTROL", WHICH THE SERVICE CLERK EXPLAINED WAS LIKELY THE PROBLEM. SINCE FORD KNEW THIS WAS A PROBLEM, WHY DID THEY NOT RECALL THE VEHICLES HAVING THIS PROBLEM. WE COULD HAVE HAD A VERY SERIOUS ACCIDENT.

    Source: PORTABLE SAFETY COMPLAINT FORM
  • 2004 MERCURY GRAND MARQUIS
    - TEWKSBURY, MA

    TL* THE CONTACT OWNS A 2004 MERCURY GRAND MARQUIS. THE CONTACT STATED THAT WHILE IN REVERSE, THE VEHICLE SURGED BACKWARDS UNTIL HEAVY PRESSURE WAS APPLIED TO THE BRAKES. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER WHERE THE CONTACT WAS INFORMED THAT THE FAILURE WAS NORMAL. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS 27,800.

    Source: HOTLINE VEHICLE OWNERS QUESTIONNAIRE
  • 2004 MERCURY GRAND MARQUIS
    - MISSISSIPPI, MS

    I OWN A 2004 MERCURY GRAND MARQUIS LS THAT UNEXPECTEDLY GOES INTO UNINTENDED ACCELERATION WHEN SLOWING DOWN OR STOPPING VEHICLE. I NEVER KNOW WHEN THE UNINTENDED ACCELERATION WILL OCCUR. FIRST NOTICED PROBLEM AT ABOUT 24000 TILL NOW AT 71000 MILES. THE PROBLEM OCCURS USUALLY IN A LINE OF TRAFFIC AS I AM SLOWING DOWN OR SLOWING DOWN TO STOP AT A STOP SIGN OR TRAFFIC LIGHT. OR PARKING THE VEHICLE. SUDDENLY THE ENGINE STARTS RACING AND SOMETIMES THE VEHICLE WILL JUMP FORWARD RAPIDLY (SUDDEN UNINTENDED ACCELERATION). I HAVE TO APPLY THE BRAKES RAPIDLY AND WITH EXTREME PRESSURE TO KEEP THE VEHICLE FROM HITTING THE VEHICLE IN FRONT OF ME OR TO KEEP FROM RUNNING A TRAFFIC LIGHT OR STOP SIGN. MOST OF THE TIME WHEN THE ENGINE RACES AND I APPLY THE BRAKES THE REAR WHEELS WILL CONTINUE TO SPIN AT A HIGH RATE EVEN TO THE POINT OF CAUSING THE RUBBER ON THE TIRES TO SMOKE AND STILL TRY TO PUSH ME FORWARD. AFTER APPLYING THE BRAKES I MUST TURN OFF THE ENGINE USING THE KEY TO STOP THE UNINTENDED ACCELERATION. THIS IS A SERIOUS SAFETY PROBLEM. I NOTICED THE PROBLEM NOT LONG AFTER PURCHASING THE CAR AND REPORTED IT TO THE DEALER DUB HERRING FORD IN PICAYUNE, MS. WHILE THE CAR WAS STILL UNDER WARRANTY. THEY DIDN'T DO ANYTHING TO CHECK OR FIX THE PROBLEM. THEY SEEMED NOT TO WORRY OR BE CONCERNED ABOUT THIS PROBLEM! I REPORTED THE PROBLEM SEVERAL TIMES TO THE DEALER WITH NO SUCCESS. I THEN REPORTED IT TO THE FORD MOTOR COMPANY SEVERAL TIMES AND THEY REFERRED ME TO THE DEALER WHICH DIDN'T DO ANYTHING TO FIX THE PROBLEM TO START WITH. I THEN TOOK THE CAR TO AN INDEPENDENT REPAIR SHOP AND THEY TRIED TO FIND OUT FROM THE DEALER AND FORD CO. IF THERE WAS A RECALL OR NOTATION OR FIX FOR THE PROBLEM. THE INDEPENDENT SHOP SAID THE DEALERS AND FORD CO. WOULDN'T GIVE HIM ANY INFORMATION CONCERNING THE PROBLEM. THEY ASKED ME TO CONTACT FORD MOTOR CO. AND SEE IF I COULD GET ANY RESPONSE FOR A FIX OR REPAIR AND GOT NO HELP FROM THEM. I AM LODGING A FORMAL COMPLAINT AGAINST FORD AND THE DEALER. *TR

    Source: NHTSA WEB SITE
  • 2004 MERCURY GRAND MARQUIS
    - COLUMBUS, OH

    HEAD LIGHTS ON MY 2004 MERCURY GRAND MARQUIS WILL NOT COME ON. PARKING LIGHTS WORK AND HI BEAMS. GOT PULLED OVER BY COLUMBUS OH POLICE DEPARTMENT BECAUSE I WAS DRIVING WITH HI BEAMS ON. THIS IS THE SECOND TIME THAT THIS HAS HAPPENED. *TR

    Source: NHTSA WEB SITE
  • 2004 MERCURY GRAND MARQUIS
    - BALTIMORE, MD

    2004 MERCURY GRAND MARQUIS HEADLIGHT WILL NOT COME ON. MUST HOLD HIGH BEAM LEVER TO USE HEADLIGHTS AND DRIVE WITH ONE HAND. I REPLACED THE LIGHT ASSEMBLY DIDN'T HELP. *TR

    Source: NHTSA WEB SITE