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#BS-2004-FORTHU-7D4D

2004 Ford Thunderbird

Based on reports from 40 owners and 1 recall for this exact model.

Complaints
40
Crashes
6
Fires
0
Recalls
1
TSBs
32
🟢

Preliminary Verdict

Proceed with Caution

Based on 40 complaints, 6 crashes, 0 fires, and 1 recalls.

See full verdict with buy/skip conditions

Top reported problems

1

coil-on-plug ignition module failure

2 complaints • Severity 8/10

$X,XXX
2

moisture on the coils

2 complaints • Severity 8/10

$X,XXX
3

difficulties shifting

1 complaints • Severity 10/10

$X,XXX

Preview: What's in your full report

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Mechanic Inspection Checklist

!Check the Speed ControlHIGH

9 owners reported speed control issues — failures commonly reported around 33K miles.

!Inspect the EngineMED
Look for symptoms of wear and premature failure
+ 6 more items in full checklistUnlock

Failure Timeline by Mileage

17
0–30K
12
30–60K
7
60–90K
1
90–120K
120–150K
150K+

Peak failure range: 0–30K miles (17 reports) • Median: 33K miles

Full report: which components fail at each mileageUnlock

30,000-Mile Cost Projection

Best Case

$X,XXX

Most Likely

$X,XXX

Worst Case

$X,XXX

Top cost driver: Speed Control (9 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

Speed Control9 (23%)
Engine9 (23%)
Drivetrain5 (13%)
Air Bags:side/window3 (8%)
Electrical3 (8%)
Brakes2 (5%)
Power Train:automatic Transmission2 (5%)
Engine And Engine Cooling:engine2 (5%)

2004 Ford Thunderbird: Known Issues & Problem Areas

Speed Control Issues

Speed Control complaints account for 23% of all reports filed for the 2004 Ford Thunderbird, with 9 owners filing complaints with NHTSA. The median mileage at time of complaint is 33,130 miles, suggesting issues tend to surface around the 33K-mile mark.

Engine Issues

Engine complaints account for 23% of all reports filed for the 2004 Ford Thunderbird, with 9 owners filing complaints with NHTSA. Owners should pay attention to engine-related symptoms during test drives and pre-purchase inspections.

Drivetrain Issues

Drivetrain complaints account for 13% of all reports filed for the 2004 Ford Thunderbird, with 5 owners filing complaints with NHTSA. Owners should pay attention to drivetrain-related symptoms during test drives and pre-purchase inspections.

Air Bags:side/window Issues

Air Bags:side/window complaints account for 8% of all reports filed for the 2004 Ford Thunderbird, with 3 owners filing complaints with NHTSA. Owners should pay attention to air bags:side/window-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

2
04
4
05
2
06
4
07
2
08
3
10
3
11
4
13
6
14
4
15
1
16
2
17
2
20
1
21

Complaints filed with NHTSA by year for the 2004 Ford Thunderbird. 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)

04V330000Jul 2004

SEATS:FRONT ASSEMBLY:POWER ADJUST

CERTAIN PASSENGER VEHICLES EQUIPPED WITH POWER ADJUSTABLE SEATS MAY HAVE BEEN INADEQUATELY WELDED.

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 Ford Thunderbird is the 2002 — worth knowing if you're cross-shopping years. The biggest problem area is engine.

2004 Ford Thunderbird vs. Class Average (Two Seaters)

This vehicle

40

Class avg

71

Below the class average — fewer complaints than typical two seaters vehicles. A good sign.

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. 40 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 Ford Thunderbird Model Years

2005200420032002200120001999199819971996199519941993199219911990198919881987198619851984198319821981198019791978197719761975197419731972197119701969196819671966196519641963196219611960
View all Ford Thunderbird years →

2004 Ford Thunderbird: Frequently Asked Questions

What is the most common problem with the 2004 Ford Thunderbird?
The most commonly reported issue with the 2004 Ford Thunderbird is related to the speed control, with 9 complaints filed with NHTSA.
Is the 2004 Ford Thunderbird reliable?
The 2004 Ford Thunderbird has 40 complaints, 6 crash reports, and 0 fire reports filed with NHTSA. This is below the class average — a positive sign for reliability.
How much does it cost to fix 2004 Ford Thunderbird 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 2004 Ford Thunderbird have any recalls?
Yes, the 2004 Ford Thunderbird has 1 recall on record. The full report includes recall severity analysis and scripts for asking the seller about recall completion.
What mileage do Ford Thunderbird problems start?
Based on 37 complaints with mileage data, the median mileage at time of complaint is 33,130 miles. The highest concentration of reported issues occurs in the 0–30K 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.
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10 sections of AI analysis based on 40 owner reports. Know before you buy.

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