2021 Ford Mustang: Reliability Data

Source: NHTSA — 63 complaints
63
Total Complaints
5,800mi
Median Mileage
POWER TRAIN
Top Issue
6
Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

4,427 25th Percentile
5,800 Median Mileage
40,400 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

POWER TRAIN
9
FUEL SYSTEM, GASOLINE
9
ENGINE
8
ELECTRICAL SYSTEM
6
UNKNOWN OR OTHER
5
FUEL/PROPULSION SYSTEM
4
SUSPENSION
3
AIR BAGS
2
SERVICE BRAKES
2
BACK OVER PREVENTION
2

Severity Assessment

6
Crashes
0
Fires
4
Injuries
0
Deaths

Sample Complaint Reports

"Purchased vehicle new It took me a long time to understand what the issue was. I complained to Ford and they gave me account rep that has never driven manual transmission. When I contacted Ford the end result was they have found nothing and car is operating normally. My issue : "driver assist" on ..."
"The contact owns a 2021 Ford Mustang. The contact stated while driving and exceeding 50 MPH, the rear-view mirror would vibrate. The contact took the vehicle to the dealer where it was diagnosed and the mirror was replaced three times. Additionally, the mechanic installed a new driveshaft; however, ..."
"The contact owns a 2021 Ford Mustang. The contact stated that while operating the vehicle, the driver’s and passenger’s side seat belts would remain positioned on the occupant’s neck area instead of the shoulder region. The contacted stated that after securing the seat belts, the strap would m..."

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28