Verdict · NHTSA data
One of the years to avoid
With 40 complaints filed to NHTSA — about 10.0 times the median Thunderbird year — the 2004 model ranks #14 of 37 Thunderbird years for complaint volume. It lands on the years-to-avoid list.
Engine leads the complaint categories with 12 reports (30% of the total).
40
NHTSA complaints
1
Recalls
0
Investigations
6
Crash-involved
0
Fires reported
6
Injuries
0
Deaths
—
NCAP overall
| Component | Complaints | Share | vs prior year |
|---|---|---|---|
| Engine | 12 | 30% | — flat |
| Speed Control | 9 | 23% | ▲ up |
| Transmission | 7 | 18% | — flat |
| Electrical System | 4 | 10% | — flat |
| Airbags | 3 | 8% | — flat |
| Brakes | 2 | 5% | ▼ down |
| Fuel System | 1 | 3% | ▼ down |
| Suspension | 1 | 3% | ▼ down |
| Tires & Wheels | 1 | 3% | — flat |
1 NHTSA recall campaign on file. Recall repairs are free at franchised dealers.
Defect
CERTAIN PASSENGER VEHICLES EQUIPPED WITH POWER ADJUSTABLE SEATS MAY HAVE BEEN INADEQUATELY WELDED.
Consequence
THE SEAT MAY NOT PERFORM AS INTENDED DURING A CRASH WHICH COULD INCREASE THE RISK OF INJURY.
Remedy
DEALERS WILL REPLACE THE UPPER SUPPORT ASSEMBLY ON THE POWER SEATS. THE RECALL BEGAN ON JULY 20, 2004. OWNERS SHOULD CONTACT FORD AT 1-800-392-3673.
Representative excerpts, cleaned of personal information. These are consumer statements, not verified defects.
“TL*THE CONTACT OWNS A 2004 FORD THUNDERBIRD. WHILE DRIVING 55 MPH, THE CONTACT HEARD A SCREECHING NOISE AND THE VEHICLE BEGAN TO VIBRATE WITHOUT WARNING. THE VEHICLE WAS TOWED TO THE DEALER AND THEY STATED THAT THE ENGINE MOUNT FAILED AND NEEDED TO BE REPLACED. THE PART IS UNAVAILABLE. THE…”
“COMING OFF I-5 FREEWAY IN WEST WASHINTONG STATE. STOPPED FOR RED LIGHT AND THEN MOVED INTO LEFT TURN LANE BUT CAR KEPT PICKING UP SPEED, APPLIED BRAKES (HARD) SLOWING DOWN BUT AUTO NOT WANTING TO STOP. APPLIED EMERGENCY BRAKE, CAR SLOWED DOWN MORE, COULD HEAR ENGINE RACING AND FEEL IT STILL WANTING…”
“DRIVING ON A HIGHWAY AT 50MPH COMING TO A TOWN AND A RED LIGHT I REMOVED MY FOOT FROM THE GAS PEDAL AND APPLIED THE BRAKES THE CAR DID NOT SLOW I APPLIED MORE PRESSURE ON THE BRAKES THE CAR SLOWED SOME BUT THE ENGINE KEPT REVING THE TRANSMISSION WAS NOT DOWN SHIFTING THE CAR WAS NOT STOPPING I…”
“I WAS DRIVING IN VERY HEAVY TRAFFIC IN DOWNTOWN BEVERLY HILLS. I WAS STOPPED AT A TRAFFIC LIGHT AND WHEN THE LIGHT TURNED GREEN MY CAR JERKED AND RAPIDLY ACELERATED. MY CAR STARTED TO GO FASTER AND FASTER AND THE BRAKES WOULD NOT WORK THEY WERE FROZEN. THE CAR WAS GOING SO FAST AND IT WOULD NOT…”
“WHILE DRIVING REAR PASSENGER 'S SIDE AIR BAG WENT OFF INADVERTENTLY PASSENGER SUSTAINED BURNS ON BOTH HANDS. CONSUMER TOOK THE VEHICLE TO THE DEALER FOR INSPECTION, AND MECHANIC DETERMINED THAT A ROCK FROM THE HIGHWAY CAUSED THE AIR BAG PREMATURELY TO DEPLOY. CONSUMER INFORMED THE MECHANIC THAT…”
NHTSA data argues against it: 40 complaints put the 2004 model at #14 of 37 Thunderbird years. It is one of the Thunderbird years to avoid.
According to NHTSA complaint data, the leading problem areas are engine (12 complaints), speed control (9 complaints), transmission (7 complaints).
Yes — NHTSA lists 1 recall campaign affecting the 2004 Ford Thunderbird. Recall repairs are free at franchised dealers; check the VIN at nhtsa.gov/recalls to confirm the work was done.
Based on complaint rates and open investigations, the Thunderbird years to avoid are 1993, 1994, 1995, 1996, 1992, 1997, 1990, 1989, 1991, 2002, 1988, 1987, 2003, 2004, 2005, 1984, 1986. The cleanest record among Thunderbird years belongs to 1982.
Based on NHTSA ODI data through June 2026. Complaints are consumer-reported and unverified. Updated July 5, 2026.
Compiled by Sharon Ben-Moshe, Founder.