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1985 Mercury Grand Marquis

Owner reports · Recalls · Investigations

Similar to other model years

Owner complaints for the 1985 Mercury Grand Marquis do not stand out strongly from the model-year median of 78.

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How this year compares

Owner complaints by model year

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Counts vary with age, sales and reporting. They are not failure rates.

What owners reported most

All reported categories

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

Vehicle Speed Control complaints

4 reports
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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 · 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 · Aug 1, 1997
Vehicle Speed Control

SUDDEN/UNINTENDED ACCELERATION WHILE BEING DRIVEN ON FREEWAY AT 65 MPH. BROUGHT VEHICLE TO A HALT BY APPLYING THE BRAKES AND TURNING ENGINE OFF. *AK

NHTSA ODI #518185

Mileage unknown · Feb 13, 1996
Vehicle Speed Control

WHEN AIR CONDITIONER IS ON THROTTLE STICKS. WHEN AIR CONDITIONER IS NOT ON PEDAL POPS. PLEASE DESCRIBE DETAILS. TT

NHTSA ODI #979159

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