Total Complaints
8 filings
MERCURY MARQUIS · model year
8 NHTSA complaints, 3 crash reports for this specific cohort.
NHTSA overall rating
Not crash-tested
New Car Assessment Program
The 1990MERCURYMARQUIS carries 8 consumer safety complaints in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 3 crashes, 3 fires, 3 injuries, and 0 fatalities. No NCAP 5-star crash-test rating is available for this model year in the federal database.
Component-level analysis is where model-year complaints become actionable: the top complaint category for the 1990 MARQUIS is air bags:frontal with 2 filings, followed by fuel system, gasoline:delivery:fuel pump (1) and fuel system, gasoline:delivery:hoses, lines/piping, and fittings (1). Concentration in one or two component groups is the classic signature of a systemic defect; a flat distribution usually reflects normal aging, warranty complaints, or isolated build-plant variability.
NHTSA currently has 22 investigation files overlapping the 1990 MARQUIS. Owners comparing this cohort against neighboring years should pair the counters above with the complaint-by-year trend on the parent model page — a spike in a single year often tracks to a platform refresh, a new transmission supplier, or an updated ECU calibration. Use the related-complaint feed below to read raw owner narratives before deciding whether any pattern here affects your specific use case.
Total Complaints
8 filings
Crashes Reported
3 reports
Source
NHTSA ODI
Federal complaints database
At or below the fleet median complaint volume.
| Component | Count |
|---|---|
| AIR BAGS:FRONTAL | 2 |
| FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP | 1 |
| FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS | 1 |
| ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR | 1 |
| VEHICLE SPEED CONTROL | 1 |
| ENGINE AND ENGINE COOLING:ENGINE:GASOLINE | 1 |
| ELECTRICAL SYSTEM:WIRING | 1 |
WHILE DRIVING COULD SEE SMOKE COMING FROM THE TRUNK AND THE VEHICLE WILL SHUT OFF IN THE MIDDLE OF THE ROAD. AFTER CHECKING WITH TECHNICIAN IT WAS ESTABLISHED THAT IT WAS AN ELECTRICAL SYSTEM PROBLEM. *AK WIRING IN TRUNK TO GAS SHUT OFF SWITCH AND WIRING INTO BULK HEAD TO FUEL PUMP BURST INTO FLAMES AND BURNED. THE DRIVER QUICKLY DISCONNECTED BATTERY AND SHUT OFF SOURCE OF POWER TO WIRING FOR SAFETY PURPOSE. THE CAUSE WAS LATER FOUND TO BE FAULTY INSERT MOLDING OF WIRES, BOTH HOT AND COLD SHORTING TOGETHER. *YH
VEHICLE FIRE.
FRONTAL COLLISION IMPACT 12:00, POSITION SPEED 55 MPH, DRIVER SIDE AIRBAG DID NOT DEPLOY. *AK
FRONTAL COLLISION IMPACT 12:00, POSITION SPEED 55 MPH, DRIVER SIDE AIRBAG DID NOT DEPLOY. *AK
PUT VEHICLE IN REVERSE AND IT ACCELERATED ABOUT 100 MPH AND RAN INTO A HOUSE
LOCATION OF FUEL LINE RESULTS IN INTERFERENCE ALSO DEVELOPS BURNING SMELL. TT
REPLACED ALTERNATOR/REGULATOR. *AK
FUEL PUMPWIRING HOUSING SHORTED OUT, CAUSING A FIRE. TT
Data as of 2025. Sources: NHTSA Office of Defects Investigation (ODI) complaints database, NHTSA recall campaign API, NHTSA NCAP crash-test ratings, and NHTSA FARS for fatality cross-reference.
Read our methodology — how this data is sourced, computed, and verified.