1984 Mercury Cougar

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1984 Mercury Cougar
RENDERED 2026-08-02T11:21:21.429Z

Only 17 complaints on file — too few for a fair verdict.

This verdict reflects complaint volume compared to this model's typical year. Recalls and safety issues below apply regardless of the verdict — always check them.

Only 17 complaints on file — too few for a fair verdict. The data below is complete but unranked.

How is this computed?

COMPLAINTS PER YEAR

Complaints per year, Mercury Cougar Bar chart of distinct NHTSA complaints filed per model year, 1984 highlighted. 1980: 2 complaints 1980 1981: 0 complaints 1982: 2 complaints 1983: 2 complaints 1983 1984: 17 complaints 1984 1985: 10 complaints 1986: 13 complaints 1986 1987: 33 complaints 1988: 55 complaints 1989: 81 complaints 1989 1990: 86 complaints 1991: 73 complaints 1992: 92 complaints 1992 1993: 195 complaints 1994: 137 complaints 1995: 109 complaints 1995 1996: 62 complaints 1997: 76 complaints 1998: 1 complaints 1998 1999: 454 complaints 2000: 211 complaints 2001: 82 complaints 2001 2002: 95 complaints 2002
1984: 17 complaints
View as data table
YearComplaints
19802
19810
19822
19832
198417
198510
198613
198733
198855
198981
199086
199173
199292
1993195
1994137
1995109
199662
199776
19981
1999454
2000211
200182
200295

KNOWN PROBLEM AREAS

Only 17 complaints on file for this model year -- too few to rank by share. Raw counts only, below.

ELECTRICAL SYSTEM

5 of 17 total reports mention: electrical system.

FIRE
Show complaint excerpts

UPON PARKING 1 HOUR LATER FOUND INTERIOR ENGULFED IN FLAMES. *AK

NHTSA ODI report, 19960425

UPON PARKING 1 HOUR LATER FOUND INTERIOR ENGULFED IN FLAMES. *AK

NHTSA ODI report, 19960425

THE VEHICLE CAUGHT FIRE FROM THE IGNITION SWITCH. SHE GOT INTO THE CAR AND STARTED THE IGNITON AND SMOKE CAME OUT/THEN IT WENT UP IN FLAMES. PLEASE DESCRIBE.*AK

NHTSA ODI report, 19960419

ENGINE AND ENGINE COOLING

3 of 17 total reports mention: engine and engine cooling.

SERVICE BRAKES, HYDRAULIC

2 of 17 total reports mention: service brakes, hydraulic.

VISIBILITY

1 of 17 total reports mentions: visibility.

VEHICLE SPEED CONTROL

1 of 17 total reports mentions: vehicle speed control.

CRASH
Show complaint excerpts

WHILE RELEASING THE BRAKE PEDAL, THE VEHICLE ACCELERATED UNCONTROLLABLY. THE CONSUMER WAS NOT ABLE TO MAINTAIN CONTROL OF THE VEHICLE AND CRASHED INTO A TREE. THE CONSUMER WILL CONTACT THE DEALER IN THE NEAR FUTURE.

NHTSA ODI report, 20041102

SAFETY TIMELINE

R 19831222 — seat belts

THE BOLTS THAT ATTACH THE D-SHAPED RING FOR THE SHOULDER BELT ARE INADEQUATELY SUPPORTED BY THE MATERIAL IN WHICH THEY ARE MOUNTED. THE ATTACHMENT DOES NOT COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTO

Remedy: DEALERS WILL INSTALL NEW ATTACHING HARDWARE TO IMPROVE THE STRENGTH OF THE MOUNTING.

Campaign 83V134000 — check if this car was fixed

I 19860326 — EA (closed 19890728)

SEATBACK FAILURE

I 19890209 — PE (closed 19890613)

PARKING BRAKE FAILURE

BUY-SMART CHECKLIST

1984 Mercury Cougar — pre-purchase inspection

  • Test/inspect for electrical system issues (5 reports on file for this year).
  • Test/inspect for engine and engine cooling issues (3 reports on file for this year).
  • Test/inspect for service brakes, hydraulic issues (2 reports on file for this year).
  • Verify recall 83V134000 (seat belts) has been completed.

OTHER YEARS OF THIS MODEL

BEST YEARS

▲ 1987 ▲ 1988 ● 1996

WORST YEARS

■ 1999 ■ 2000 ■ 1993

See all years ranked →

FAQ

Is the 1984 Mercury Cougar reliable?

There isn't enough NHTSA complaint data on file yet to give this model year a verdict.

What are the most common problems with the 1984 Mercury Cougar?

The most-reported component is electrical system:ignition:switch, accounting for 29% of complaints on file.

How many recalls does the 1984 Mercury Cougar have?

1 recall on file for this model year.

Data updated 2026-07-11 · Complaints are unverified owner reports filed with NHTSA, not independently verified defects. Methodology.