RoadVitals

2008 Mercury Grand Marquis Electrical Problems

Owner-reported complaints naming the electrical system, filed with NHTSA

Data refreshed

Electrical reportsComplaints are reports submitted to NHTSA by owners and drivers. NHTSA does not verify most reports before publishing them, and a complaint does not establish that a defect exists. Volume is influenced by how many of a vehicle were sold, how long it has been on the road, and how much attention an issue has received.
10
Latest Mar 17, 2021
Share of all reportsThis category as a share of every owner report on file for this model year. One report can name more than one component, so the categories overlap.
13%
of 78 total
Crash or fire reportedReports in this category whose submitter recorded that a crash or a fire occurred. The reporter's own answer on the NHTSA form, not a verified finding.
1
Injuries or deaths reportedTotals the submitters entered on their own reports in this category. Not verified by NHTSA and not a casualty statistic.
0

What this page shows

Reports naming the electrical system — wiring, battery, charging, control modules, infotainment and electrical accessories. Every record below is an owner-reported complaint about the 2008 Mercury Grand Marquis submitted to NHTSA — not a confirmed defect, not a recall and not a manufacturer bulletin. 10 reports on file name it.

Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.

Owner reports naming electrical

Shown in the owner’s own words, exactly as filed

ElectricalExterior lighting
Filed Mar 17, 2021

TL* THE CONTACT OWNS A 2008 MERCURY GRAND MARQUIS. THE CONTACT STATED THAT WHILE DRIVING AT VARIOUS SPEEDS AT NIGHT, THE HEADLIGHTS INTERMITTENTLY FAILED TO OPERATE WITHOUT WARNING. THE CONTACT ALSO STATED THAT THE INSTRUMENT PANEL WENT BLANK WHILE EXPERIENCING THE FAILURE. THE CONTACT STATED THAT THE HEADLIGHTS RESUMED NORMAL OPERATION A FEW MINUTES AFTER FAILURE. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE AND INFORMED THE CONTACT THAT THE VIN WAS NOT UNDER RECALL. THE MANUFACTURER REFERRED THE CONTACT TO A LOCAL DEALER TO HAVE THE VEHICLE INSPECTED. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS APPROXIMATELY 72,000.

NHTSA ID
11403459
Incident
Dec 1, 2020
Mileage
72,000 mi
Electrical
Filed Jun 29, 2020

ODOMETER FADES OUT MOST OF THE TIME...SOMETIMES IT WILL BRIGHTEN UP SO YOU CAN SEE IT..BUT SOON FADES OUT AGAIN..FORD WANTS $600 TO FIX IT...2008 IS THE ONLY YEAR THAT FITS AND THERE ARE 4 DIFFERENT ONES THAT FIT..CAN'T FIND A USED ONE

NHTSA ID
11331378
Incident
Jan 1, 2019
Mileage
110,000 mi
ElectricalExterior lighting
Filed Oct 9, 2019

FIRST TRIED THE HAZARD WARNING LIGHTS WHILE PARKED ON THE SIDE OF A HIGHWAY AND THEY DID NOT WORK. WHEN I DROVE OFF I PUT THE HEADLIGHTS ON AND TURNED ON THE WINDSHIELD WIPERS. WHEN I GOT HOME I TURNED OFF THE WIPERS AND THE HEADLIGHTS BUT THE HEADLIGHTS STAYED ON. I DISCONNECTED THE BATTERY CABLE AND 2 DAYS LATER I DROVE TO THE FORD DEALERSHIP. WHILE DRIVING I NOTICED THAT MY TURN SIGNALS WERE NOT WORKING. WHEN I GOT TO THE DEALERSHIP I POINTED OUT THESE PROBLEMS TO THE SERVICE MANAGER. I LEFT THE CAR AND THEY DIAGNOSED A BAD LIGHT CONTROL MODULE. MY CAR IS 2008 MERCURY GRAND MARQUIS LS WITH 57,628 MILES. THEY CHARGED ME $740 TO REPLACE THE MODULE. I RESEARCHED RECALLS AND I SAW A RECALL 15S39 WITH # 15V861000 FOR THIS EXACT PROBLEM BUT IT ONLY APPLIED TO THESE SAME CARS THRU CY 2005. MY CAR IS A 2008. I TALKED TO THE DEALER AND THE FORD CUSTOMER REPRESENTATIVE AT 866 436 7332 AND THEY SAID THE NHTSA DETERMINES THE EFFECTED VIN NUMBER VEHICLES. THERE IS ALSO A FORD CUSTOMER SATISFACTION PROGRAM 14N01 WHICH DEALT WITH THIS SETTLEMENT FOR VEHICLES THRU CY 2005. I BELIEVE THEY EXTENDED THE WARRANTY FOR THE LCM MODULE FOR 15 YEARS AND 250,000 MILES FOR THE EFFECTED VEHICLES THRU CY 2005 AND THEY EVEN RECOMPENSATED CUSTOMER'S WHO PAID FOR EXORBITANT REPAIR BILLS FOR THE LIGHT CONTROL MODULE. MY DEALER INVOICE # IS 460317 WITH KELLY FORD, INC, 776 S. MAGNOLIA AVE, MELBOURNE, FL. 32935 (321) 254-4283

NHTSA ID
11267217
Incident
Oct 5, 2019
Mileage
57,600 mi
Electrical
Filed Dec 13, 2016

HEATING UNIT DOES NOT RESPOND WHEN HEAT OPTION . FLOOR , MIX ,DEFROST OPTIONS ARE SELECTED AND TEMPERATURE CONTROL IS AT MAXIMUM HOT

NHTSA ID
10935103
Incident
Nov 1, 2016
Mileage
37,000 mi
Electrical
Filed Dec 12, 2016

THE DIGITAL SPEEDOMETER AND FUEL READINGS KEEP FLASHING ON AND OFF SOMETIMES STAYING OFF FOR SHORT PERIODS OF TIME WHILE ENGINE IS RUNNING. IS THIS SOMETHING UNDER WARRANTY.

NHTSA ID
10934693
Incident
Nov 25, 2015
ElectricalPowertrain (other)Steering
Filed Oct 1, 2014
Crash reported

2008 MERCURY GRAND MARQUIS. CONSUMER STATES VEHICLE WAS RECALLED FOR POOR STEERING. THE CONSUMER WAS IN AN ACCIDENT WHEREBY HE WAS UNABLE TO TURN THE IGNITION KEY OFF AND SHIFT THE GEAR . *TGW

NHTSA ID
10638927
Incident
Aug 1, 2013
Electrical
Filed Jan 20, 2012

LOW BEAM HEADLIGHTS DO NOT WORK. HIGH BEAM WORKS AS WELL AS DAYTIME RUNNING LIGHTS. THE DEALER SAID THE LCM MODULE NEEDS TO BE REPLACED BUT DID NOT HAVE ONE IN STOCK AND WILL CALL ME WHEN IT COMES IN. MY CONCERN IS THIS PROBLEM HAS BEEN GOING ON SINCE AT LEAST THE YEAR 2000. NOW I HAVE A 100 DEDUCTIBLE SERVICE WARRANTY ON THIS 2008 MERCURY GRAND MARQUIS SO IT WILL NOT BE A GREAT EXPENSE FOR ME AS IT WOULD BE FOR OTHERS. THIS ISSUE SHOULD HAVE BEEN RESOLVED BY NOW. MY GUESS HERE IS FORD IS USING OVERSTOCKED EARLIER YEAR MODEL PARTS IN THE NEW MODELS BEING BUILT. I UNDERSTAND THIS IS A DEFECTIVE SOLDERING ISSUE. WHY NO RECALL? *TT

NHTSA ID
10444628
Incident
Jan 17, 2012
Mileage
53,850 mi
Heating & air conditioningElectrical
Filed Aug 7, 2011

THE AA CONTROL WENT OUT IN APRIL 2010. I HAD BOUGHT A FORD CERTIFIED 2008 GRAND MARQUIS THAT WAS OVER ON THE MILAGE WARRENTY BUT STILL UNDER THE TIME WARENTY. THE BLOWER WOULD ONLY BLOW AIR THROUGHT THE DEFROSTERS UNDER THE WINDSHIELD. I BROUGHT IT TI THE DEALER WERE I PURCHASED IT AND AFTER INSPECTION DETERMONED THAT THE AC CONTROL UNIT #3W7Z*19980 WENT BAD AND WAS TOLD IT NEEDED TO BE REPLACED @650.00 FORD WOULD NOT HONOR THE WARRENTY. I HAD IT RELACED. IN FEB. 2011 IT WENT OUT AGAIN. THE PART WAS COVERED UNDER THE 1 YEAR WARRENTY BUT SINCE I DRIVE FOR A LIVING FORD WOULD NOT COVER IT BEAUSE OF THE MILES. THATS ANOTHER PROBLEM THAT SHOULD BE LOOKED INTO. I LOOKED ON THE INTERNET AND FOUND THAT THERE WERE NUMEROUS TIMES THE OWNERS WERE HAVING THE SAME PROBLEM WITH THIS UNIT. MY COMPLAINT IS THIS IS A PART THAT SHOULD NEVER GO BAD IN A 2 YR. TIME FRAME THEN GO BAD AGIN IN LESS THAN A YEAR. WHATS GOING ON HERE? *TT

NHTSA ID
10417867
Incident
Feb 4, 2011
Mileage
64,316 mi
Electrical
Filed Oct 28, 2008

2008 MERCURY GRAND MARQUIS LS HAD AN ELECTRICAL OUTAGE. *NJ THE CONSUMER STATED THE TRUNK LID WOULD NOT OPEN USING THE REMOTE CONTROL OR BY PUSHING THE BUTTON. ALL OF THE LIGHTS WENT OUT ON THE INSTRUMENT PANEL AND THE HEADLIGHTS WENT OUT AS WELL. *JB

NHTSA ID
10247069
Incident
Oct 15, 2008
Mileage
6,992 mi
ElectricalEngine
Filed Nov 7, 2007

JUST BOUGHT THE 2008 GRAND MARQUIS, FIRST DAY, RADIO DID NOT WORK, (STILL DOES NOT WORK PROPERLY). TOOK THE CAR IN FOR OIL CHANGE 2500 MILES, ALSO ASKED THEM TO CHECK OUT A NOISE THE CAR WAS MAKING. I WAS JUST INFORMED YESTERDAY I NEED A NEW ENGINE. THEY THE DEALER SAID IT WAS SOMETHING TO DO WITH THE TIMING CHAIN AT FIRST THE REPLACED THAT PART AND STILL HAD THE NOISE. I WILL NEVER OWN A FORD PRODUCT, AND THEY WONDER WHY THEY ARE LOSING MARKET SHARE!!! BY THE WAY, THIS IS MY 9TH GRAND MARQUIS, I JUST TRADED AN 2005 TO GET RID OF IT, IT TOO HAD A NOISE THEY COULD NOT FIX. NOW MY WIFE WILL NOT EVEN DRIVE THIS ONE WHEN WE GET IT BACK FROM THE DEALER. *TR

NHTSA ID
10208185
Incident
Nov 4, 2007
Mileage
2,500 mi

Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.

Other components reported on this vehicle

Categories with enough reports to have a page of their own

Elsewhere on this vehicle

Data sources

Data on this page last refreshed .