2004 Ford Mustang problems and complaints
Owners have filed 130 complaints with NHTSA about the 2004 Ford Mustang. The most-reported areas: Vehicle Speed Control (35), Unknown Or Other (17), Air Bags (11).
Key takeaways
- 130 owner complaints on file with NHTSA.
- 24 involve a crash, 0 a fire, 11 reported injuries.
- Complaints are unverified owner reports; recalls are confirmed defects.
| Component | Complaints | Share |
|---|---|---|
| Vehicle Speed Control | 35 | 27% |
| Unknown Or Other | 17 | 13% |
| Air Bags | 11 | 8% |
| Service Brakes | 10 | 8% |
| Power Train | 9 | 7% |
| Engine And Engine Cooling | 9 | 7% |
| Suspension | 7 | 5% |
| Hydraulic | 7 | 5% |
| Tires | 6 | 5% |
| Electrical System | 5 | 4% |
| Fuel System | 5 | 4% |
| Equipment | 5 | 4% |
One complaint can name several components, so shares add up to more than 100%.
| Version | Overall | Front | Side | Rollover |
|---|---|---|---|---|
| 2004 Ford Mustang Convertible | Not rated | Not rated | Not rated | Not rated |
| 2004 Ford Mustang 2-DR. | Not rated | Not rated | Not rated | Not rated |
Latest complaints, as filed
Owner-written and unverified by NHTSA.
Suspension,engine,fuel/Propulsion System - filed 2026-07-03
Po442 Evaporative Emmison system leak. Heat catalyst egr set malfunctions. Primary and secondary a/c system deficiencies.
Power Train - filed 2024-04-12
See attached document for complaint
Service Brakes - filed 2021-01-09
CASUAL DRIVER. NOTICED ACCELERATION AND COASTING/ROLLING WERE SLUGGISH. MECHANIC NOTED BRAKE AREA TEMP ON FRONT DRIVER'S SIDE WAS OVER 400 DEGREES. THE BRAKES ON THAT WHEEL WOULD NOT RELEASE COMPLETELY AND CAUSED CONTINUOUS FRICTION PRODUCING OVERHEATING. (I NOTICED I AM NOT THE ONLY ONE TO SUBMIT THIS BRAKE PROBLEM ...
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More for the 2004 Ford Mustang
Complaints are reports filed by owners with the National Highway Traffic Safety Administration. NHTSA publishes them without verifying them, and counts rise with how many cars were sold, so compare years of the same model rather than different models. Crash ratings are NHTSA's own 5-Star Safety Ratings results.