2021 Ford Mustang problems and complaints
Owners have filed 55 complaints with NHTSA about the 2021 Ford Mustang. The most-reported areas: Fuel System (10), Gasoline (10), Power Train (9).
Key takeaways
- 55 owner complaints on file with NHTSA.
- 4 involve a crash, 0 a fire, 2 reported injuries.
- Complaints are unverified owner reports; recalls are confirmed defects.
| Component | Complaints | Share |
|---|---|---|
| Fuel System | 10 | 18% |
| Gasoline | 10 | 18% |
| Power Train | 9 | 16% |
| Engine | 8 | 15% |
| Electrical System | 6 | 11% |
| Fuel/Propulsion System | 5 | 9% |
| Unknown Or Other | 5 | 9% |
| Service Brakes | 5 | 9% |
| Back Over Prevention | 4 | 7% |
| Suspension | 3 | 5% |
| Hydraulic | 3 | 5% |
| Air Bags | 2 | 4% |
One complaint can name several components, so shares add up to more than 100%.
| Version | Overall | Front | Side | Rollover |
|---|---|---|---|---|
| 2021 Ford Mustang C RWD | Not rated | Not rated | Not rated | 5/5 |
| 2021 Ford Mustang 2 DR RWD | 5/5 | 5/5 | 5/5 | 5/5 |
Latest complaints, as filed
Owner-written and unverified by NHTSA.
Fuel/Propulsion System - filed 2026-06-22
My vehicle, VIN [XXX], is subject to NHTSA Recall 25V455 (Ford Recall 25S75) involving a defective low-pressure fuel pump that may cause engine hesitation, loss of power, or engine stalling. This recall was announced in July 2025 and remains open on the NHTSA VIN lookup as of June 2026. More than eleven months have pas...
Structure - filed 2026-05-17
Driver door opened to secondary latch position while driving on the highway at 70mph on 5/16/2026. The warning system came on and driver had to navigate holding the door and stopping safely during high speed traffic to close the door. Will take to dealership when next available opening day. No accident or police were i...
Back Over Prevention - filed 2026-05-02
The backup camera goes blank and says to contact Ford
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More for the 2021 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.