Fuel systemPart report
1984 Mercury Marquis Fuel system Problems
- Complaints
- 3about this part
- Share
- 30%of 10 total for the year
- Median mileage
- —not reported
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 3 complaints about the fuel system of the 1984 Mercury Marquis, 30% of the 10 complaints for this model year.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Fuel system: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2003 | 2 | 6% |
| 1999 | 1 | 4% |
| 1998 | 1 | 3% |
| 1997 | 5 | 9% |
| 1995 | 4 | 20% |
| 1994 | 1 | 3% |
| 1993 | 1 | 4% |
| 1992 | 1 | 4% |
| 1990 | 2 | 33% |
| 1989 | 1 | 10% |
| 1984 | 3 | 30% |
Other parts of the 1984 Mercury Marquis
Electrical system
5 complaintsTransmission and drivetrain
3 complaintsBody and structure
2 complaintsBrakes
1 complaintsEngine cooling
1 complaintsEquipment
1 complaintsExterior lighting
1 complaints
5 complaintsTransmission and drivetrain
3 complaintsBody and structure
2 complaintsBrakes
1 complaintsEngine cooling
1 complaintsEquipment
1 complaintsExterior lighting
1 complaints
← All problems reported for the 1984 Mercury Marquis
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology