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#BS-1984-MERCOU-51DE

1984 Mercury Cougar

Based on reports from 25 owners and 1 recall for this exact model.

Complaints

Crashes

Fires

Recalls

TSBs

🟡

Preliminary Verdict

Think Twice

Based on 25 complaints, 1 crashes, 3 fires, and 1 recalls. Complaint rate is 2.8x the class average.

See full verdict with buy/skip conditions

Preview: What's in your full report

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Mechanic Inspection Checklist

!Check the Electrical System:ignition:switchHIGH

6 owners reported electrical system:ignition:switch issues — failures commonly reported around 41K miles.

!Inspect the Engine And Engine Cooling:engine:gasolineMED

Look for symptoms of wear and premature failure

+ 6 more items in full checklistUnlock

30,000-Mile Cost Projection

Best Case

$X,XXX

Most Likely

$X,XXX

Worst Case

$X,XXX

Top cost driver: Electrical System:ignition:switch (6 reports).

Includes fuel costs, common repairs, and recall riskUnlock

Also in your report

Owner Intelligence

AI-synthesized themes from real complaints

Buyer Lot Checklist

Questions, test drive checks, walk-away triggers

Negotiation Talking Points

Data-backed dollar deductions

Buy / Skip Verdict

Final recommendation with conditions

10 sections total in the full reportUnlock all

Where the complaints fall

Electrical System:ignition:switch6 (24%)

Engine And Engine Cooling:engine:gasoline3 (12%)

Service Brakes, Hydraulic:foundation Components:disc2 (8%)

Electrical System:ignition:module2 (8%)

Visibility:defroster/defogger/hvac System:windshield:electrical Heating Element1 (4%)

Service Brakes, Hydraulic:brake Fluid Low Warning: Lamp1 (4%)

Fuel System, Gasoline:fuel Injection System1 (4%)

Steering:linkages:arm:idler And Attachment1 (4%)

1984 Mercury Cougar: Known Issues & Problem Areas

Electrical System:ignition:switch Issues

Electrical System:ignition:switch complaints account for 24% of all reports filed for the 1984 Mercury Cougar, with 6 owners filing complaints with NHTSA. The median mileage at time of complaint is 41,000 miles, suggesting issues tend to surface around the 41K-mile mark.

Engine And Engine Cooling:engine:gasoline Issues

Engine And Engine Cooling:engine:gasoline complaints account for 12% of all reports filed for the 1984 Mercury Cougar, with 3 owners filing complaints with NHTSA. Owners should pay attention to engine and engine cooling:engine:gasoline-related symptoms during test drives and pre-purchase inspections.

Service Brakes, Hydraulic:foundation Components:disc Issues

Service Brakes, Hydraulic:foundation Components:disc complaints account for 8% of all reports filed for the 1984 Mercury Cougar, with 2 owners filing complaints with NHTSA. Owners should pay attention to service brakes, hydraulic:foundation components:disc-related symptoms during test drives and pre-purchase inspections.

Electrical System:ignition:module Issues

Electrical System:ignition:module complaints account for 8% of all reports filed for the 1984 Mercury Cougar, with 2 owners filing complaints with NHTSA. Owners should pay attention to electrical system:ignition:module-related symptoms during test drives and pre-purchase inspections.

Data sourced from NHTSA owner complaints and community reports. The full report analyzes severity, repair costs, and failure patterns for each category.

Complaint trend by year

Complaints filed with NHTSA by year for the 1984 Mercury Cougar. Recent trend: decreasing.

Don't negotiate blind — know what this car costs to own

Repair costs • Negotiation scripts • Mechanic checklist • Buy/skip verdict

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Recall History (1 recall)

83V134000Dec 1983

SEAT BELTS:FRONT:ANCHORAGE

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 MOTOR VEHICLE SAFETY STANDARD NO. 210, "SEAT BELT ASSEMBLY ANCHORAGES".

Recall severity analysis & seller scripts

The full report rates each recall's severity and gives you scripts for asking the seller about recall completion.

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The worst model year for the Mercury Cougar is the 2000 — worth knowing if you're cross-shopping years. The biggest problem area is engine.

1984 Mercury Cougar vs. Class Average (Compact Cars)

This vehicle

Class avg

2.8x the class average — significantly more complaints than typical compact cars vehicles.

Complaint counts correlate with sales volume — popular vehicles naturally generate more reports. The full report normalizes for this.

About this data

NHTSA Complaints

Federal database of owner-filed safety complaints. 25 records for this vehicle.

NHTSA Recalls

Manufacturer-issued safety recalls. 1 recall found for this vehicle.

Repair Cost Data

Real-world repair costs from owner reports and independent databases.

Other Mercury Cougar Model Years

2002 2001 2000 1999 1998 1997 1996 1995 1994 1993 1992 1991 1990 1989 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977 1976 1975 1974 1973 1972 1971 1970 1969 1968 1967 1966 1965 1964 1963 1962

View all Mercury Cougar years →

1984 Mercury Cougar: Frequently Asked Questions

What is the most common problem with the 1984 Mercury Cougar?

The most commonly reported issue with the 1984 Mercury Cougar is related to the electrical system:ignition:switch, with 6 complaints filed with NHTSA.

Is the 1984 Mercury Cougar reliable?

The 1984 Mercury Cougar has 25 complaints, 1 crash reports, and 3 fire reports filed with NHTSA. This is 2.8x the class average — higher than typical for its segment.

How much does it cost to fix 1984 Mercury Cougar problems?

Repair costs vary by issue. The full BumperScan report includes detailed repair cost estimates (low/median/high) for every major issue, plus a 30,000-mile total cost of ownership projection.

Does the 1984 Mercury Cougar have any recalls?

Yes, the 1984 Mercury Cougar has 1 recall on record. The full report includes recall severity analysis and scripts for asking the seller about recall completion.

What mileage do Mercury Cougar problems start?

Based on 1 complaints with mileage data, the median mileage at time of complaint is 41,000 miles. The highest concentration of reported issues occurs in the 30–60K mile range. The full report breaks down exactly which components fail at each mileage bracket.

What’s in the full report?

10 sections of AI analysis: severity-ranked issues, component scores (0-100), 30K-mile cost projection, failure timeline by mileage, recall details with seller scripts, owner sentiment analysis, mechanic checklist, buyer lot checklist, negotiation ammo with dollar figures, and a buy/skip verdict.

How is this different from free NHTSA data?

NHTSA gives you raw complaint text. BumperScan cross-references 2.1M+ complaints with community repair cost data, EPA fuel data, and recall records — then uses AI to synthesize it into actionable advice with dollar figures.

How is this different from Carfax?

Carfax is VIN-specific history ($45/report). BumperScan is model-level reliability intelligence — what problems this car is known for, what they cost, and whether you should buy it. Complementary, not competing.

What if the report isn’t useful?

100% money-back guarantee. If the report doesn’t help you make a more informed decision, we’ll refund you — no questions asked.