1984 Mercury Cougar
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.
COMPLAINTS PER YEAR
View as data table
| Year | Complaints |
|---|---|
| 1980 | 2 |
| 1981 | 0 |
| 1982 | 2 |
| 1983 | 2 |
| 1984 | 17 |
| 1985 | 10 |
| 1986 | 13 |
| 1987 | 33 |
| 1988 | 55 |
| 1989 | 81 |
| 1990 | 86 |
| 1991 | 73 |
| 1992 | 92 |
| 1993 | 195 |
| 1994 | 137 |
| 1995 | 109 |
| 1996 | 62 |
| 1997 | 76 |
| 1998 | 1 |
| 1999 | 454 |
| 2000 | 211 |
| 2001 | 82 |
| 2002 | 95 |
KNOWN PROBLEM AREAS
Only 17 complaints on file for this model year -- too few to rank by share. Raw counts only, below.
5 of 17 total reports mention: electrical system.
FIREShow 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
3 of 17 total reports mention: engine and engine cooling.
2 of 17 total reports mention: service brakes, hydraulic.
1 of 17 total reports mentions: visibility.
1 of 17 total reports mentions: vehicle speed control.
CRASHShow 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
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
SEATBACK FAILURE
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
WORST YEARS
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.