Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
Limited mileage data: 1 of 21 reports include usable mileage. There isn’t enough coverage to show a useful chart.
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
What to inspect
Issues worth paying extra attention to based on owner reports.
Electrical System. Review the 11 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
Vehicle Speed Control. Review the 4 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
Engine And Engine Cooling. Review the 3 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
0 crash reports8 fire reports0 injury reports
What owners actually said
21 reports
87,000 miles · Feb 9, 2018
EngineFuel/propulsion System
TL* THE CONTACT OWNS A 1985 MERCURY GRAND MARQUIS. WHILE THE CONTACT'S AUNT WAS DRIVING 40 MPH, THE VEHICLE STALLED AND ALL THE WARNING INDICATORS ILLUMINATED. THE VEHICLE WAS TOWED TO THE RESIDENCE WHERE AN INDEPENDENT MECHANIC DIAGNOSED THAT THE FAILURE WAS DUE TO NO PRESSURE IN THE FUEL LINE AND THE FUEL PUMP NEEDED REPLACEME…
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TL* THE CONTACT OWNS A 1985 MERCURY GRAND MARQUIS. WHILE THE CONTACT'S AUNT WAS DRIVING 40 MPH, THE VEHICLE STALLED AND ALL THE WARNING INDICATORS ILLUMINATED. THE VEHICLE WAS TOWED TO THE RESIDENCE WHERE AN INDEPENDENT MECHANIC DIAGNOSED THAT THE FAILURE WAS DUE TO NO PRESSURE IN THE FUEL LINE AND THE FUEL PUMP NEEDED REPLACEMENT. THE VEHICLE WAS NOT REPAIRED. THE CONTACT FOUND NHTSA CAMPAIGN NUMBER: 07E064000 (FUEL SYSTEM,GASOLINE) ONLINE, BUT WAS UNSURE IF THE VIN WAS INCLUDED IN THE RECALL. THE MANUFACTURER AND DEALER (FORD OF WEST COVINA, 2000 E GARVEY AVE S, WEST COVINA, CA 91791, (626) 709-3550) WAS CONTACTED AND CONFIRMED THAT THERE WERE NO OPEN RECALLS. THE FAILURE MILEAGE WAS APPROXIMATELY 87,000.
NHTSA ODI #11071993
Mileage unknown · Sep 16, 2005
Electrical System
ABOUT, 2001, I RECEIVED A LETTER FROM SOMEONE ABOUT A PART DEFECT/1985 1/2 MERC.GR.MARQUIS 2DR.[KEEP STOPPING/CUT OUT WHEN I WAS AT A STOP LIGHT. CAN'T REMEMBER WHAT THEY CALLED IT.] SENT IN FORMS-[STATED NOT TO CONTACT FORD MOTOR CO.], WELL I READ ABOUT THE SAME THING IN THE NEWS PAPER ABOUT CALIFORNIA'S PROBLEM BEING THE SAM…
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ABOUT, 2001, I RECEIVED A LETTER FROM SOMEONE ABOUT A PART DEFECT/1985 1/2 MERC.GR.MARQUIS 2DR.[KEEP STOPPING/CUT OUT WHEN I WAS AT A STOP LIGHT. CAN'T REMEMBER WHAT THEY CALLED IT.] SENT IN FORMS-[STATED NOT TO CONTACT FORD MOTOR CO.], WELL I READ ABOUT THE SAME THING IN THE NEWS PAPER ABOUT CALIFORNIA'S PROBLEM BEING THE SAME AS MINE ON RECALL. TOOK IT UP TO OLD MIDDLEKRAUFT CAR DEALER/NAME IS CHANGED NOW. THEY SAID IT WAS NOT ON RECALL, THEY CHECKED OUT THE VIN #. I SENT PAPERS WITH EVERYTHING IN TO THE ONE I RECEIVED IN THE MAIL, GOT A LETTER BACK FROM THEM SAID MY VIN WAS A WRONG NUMBER-NO IT IS NOT. I AM THE ORIGINAL OWNER FROM DAY 1/NOV.11,1985-MY BIRTHDAY, MY HUSBAND BOUGHT THIS FOR ME, I HAVE ALL MY PAPERS.[M-1000659]AS OF TODAY 9-16-2005. 2 YRS AGO I HAD THE TRANSMISSION SERVICED AND FLUSHED AT TURN KEY DIESEL/CAR REPAIR. THEY FOUND A SILVER ROUND PIECE, LIKE YOU PUSH OUT OF A ELECTRICAL OUTLET THAT GOES IN THE WALL, IT IS ALL BENT-I STILL HAVE THIS. GOOD THING IT WAS FOUND OR I WOULD OF HAD TO REPLACE MY TRANSMISSION, I HAVE THE PROOF ON THIS ALSO. NOW I FOUND YOUR SITE AND I SEE OTHER THINGS WITH MY 1985 1/2 GRAND MARQUIS, I DID NOT KNOW ABOUT, I PRINTED THESE OUT YESTERDAY. I AM A WIDOW OF 4 YEARS AND NEED TO BE SAFE ON THE ROAD,, SO I TAKE MANY PRECAUTIONS AS POSSIBLE FOR SAFETY: IT'S GETTING IT'S YEARS, BUT I STILL TO THIS DAY LOVE MY CAR. NO WAY CAN I AFFORD ANOTHER ONE, IF I COULD I WOULD GET THE SAME TYPE OF CAR. I HAVE A VERY GOOD DRIVING RECORD ALSO AT MY AGE. SO HOW MAY YOU HELP ME ON THIS DATA I HAVE SENT. ANOTHER THING I GET A VERY COLD DRAFT IN THE WINTER TIME, CAN'T FIND OUT WHERE IT COMES FROM. PLEASE E-MAIL ME ABOUT FEELINGS ON THIS AND OR HELP. OR MAIL A LETTER. THANKS SO MUCH. DARLEENE- I FOUND YOU ON / GOV. LISTING SEARCH, I HAVE OTHER KNOWLEDGE ALSO. I AM RETIRED FROM UTAH STATE GOVERNMENT. *NM
NHTSA ODI #10136784
Mileage unknown · Mar 25, 2002
Power TrainVehicle Speed Control
VEHICLE HAS LOW POWER, STALLS, ALWAYS ON HIGH IDLE WHEN STARTED, TRANSMISSION JERKS, CHECKED WITH DEALER AND THEY HAVE NO INFORMATION ON RECALLS ALTHOUGH YOUR DATA BASE SHOWS NUMEROUS RECALLS CONCERNING THESE PROBLEMS. I PURCHASED THIS VEHICLE FROM MY FATHER. HE HAS NEVER RECEIVED A NOTICE OF ANY OF THE RECALLS. HOW CAN I GO …
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VEHICLE HAS LOW POWER, STALLS, ALWAYS ON HIGH IDLE WHEN STARTED, TRANSMISSION JERKS, CHECKED WITH DEALER AND THEY HAVE NO INFORMATION ON RECALLS ALTHOUGH YOUR DATA BASE SHOWS NUMEROUS RECALLS CONCERNING THESE PROBLEMS. I PURCHASED THIS VEHICLE FROM MY FATHER. HE HAS NEVER RECEIVED A NOTICE OF ANY OF THE RECALLS. HOW CAN I GO ABOUT GETTING THESE VEHICLE PROBLEMS CORRECTED?*AK
NHTSA ODI #759772
Mileage unknown · Nov 13, 2000
Electrical System
VEHICLE IS STALLING AND HAS ALMOST CAUSED ACCIDENTS, STALLING POSSIBLY DUE TO FAULTY TFI MODULE. *SLC
NHTSA ODI #557257
Mileage unknown · Oct 11, 2000
Tires
COOPER LIFELINER CLASSIC STEEL BELTED RADIAL TIRE P215 70 R15 EXPERIENCED TREAD SEPARATION, CAUSING DAMAGE TO CONSUMER'S VEHICLE. *SLC
NHTSA ODI #555572
Mileage unknown · Sep 20, 2000
Engine And Engine Cooling
WHEN ENGINE GETS HOT VHEICLE WILL STALL, CONSUMER MUST WAIT UNTIL IT COOLS DOWN TO RESTART. VEHICLE HAS BEEN TAKEN TO DEALER AND MECHANIC SEVERAL TIMES, BUT CAUSE IS STILL UNKNOWN. *AK
NHTSA ODI #871037
Mileage unknown · Mar 24, 1999
Fuel System, GasolineFire
FUEL LINE TO THE ELECTRONIC FUEL PUMP FAILED CAUSING FUEL LEAKING RESULTING IN FIRE.
NHTSA ODI #544544
Mileage unknown · Mar 16, 1999
Vehicle Speed Control
SPEED CONTROL MALFUNCTIONED, CAUSING THE VEHICLE TO ACCELERATE WHICH MAY CAUSE AN ACCIDENT. PLEASE PROVIDE FURTHER INFORMATION. *AK
NHTSA ODI #835905
Mileage unknown · Nov 13, 1998
Engine And Engine Cooling
ENGINE IS SO LOUD THAT OWNER CAN'T HEAR RADIO OR TRAFFIC APPROACHING. OWNER WAS ALMOST HIT BY A POLICE VEHICLE AT INTERSECTION BECAUSE HE DID NOT HEAR IT COMING. *AK
NHTSA ODI #830710
Mileage unknown · Oct 21, 1997
Electrical SystemEquipmentStructure
VEHICLE WOULD NOT TURN OFF, DUE TO IGNITION SWITCH FAILURE.
NHTSA ODI #523701
Official recalls
0
No recalls in this snapshot.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
NHTSA investigations
1
PE91125 · Brake Line Punctures
Opened Sep 11, 1991 · Closed Jan 15, 1992
Status: closed (inferred from source dates) · Service Brakes, Hydraulic
There is no summary currently available
1985 Mercury Grand Marquis Problems, Complaints & Recalls | Skip That Year