Home · 2021 Ford Mustang Gt350r · Complaints

What 55 owners told NHTSA about the 2021 Ford Mustang Gt350r

These are the actual owner complaints behind this car’s reliability verdict, filed with the federal government, unedited. They’re unverified reports, not confirmed defects: read them as leads for your pre-purchase inspection, not a diagnosis.

All (55)Crash / fire / injury (4)Fuel system (15)Transmission & drivetrain (9)Engine (8)Electrical system (6)Brakes (5)Backup camera & sensors (4)Suspension (3)Airbags (2)Engine & cooling (2)Visibility & wipers (2)

2 of 55 complaints match · Visibility & wipers · clear filters

May 2, 2024Visibility & wipers

The contact owns a 2021 Ford Mustang. The contact stated that while the vehicle was parked while closing the convertible top, the driver’s side rear window failed to close. No warning light was illuminated. The contact stated that the failure had occurred to the rear passenger’s side window when the vehicle was first purchased and was repaired under warranty. The vehicle was taken to the dealer where it was diagnosed with a defective driver’s side rear window power motor. The vehicle was not repaired. The manufacturer was not made aware of the failure. The failure mileage was approximately 36,800.

NHTSA ODI 11586633

Mar 9, 2022Visibility & wipers

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, failure persisted. The contact notified the manufacturer and was informed that the vibration was a characteristic of the vehicle. The vehicle was not repaired. The approximate failure mileage was 1,000.

NHTSA ODI 11455827

Working with the data? Download all 55 complaints as CSV · fetched from NHTSA July 19, 2026

How to use these: a complaint is one owner’s report, filed voluntarily and published unverified. Patterns matter more than any single story. If several owners describe the same failure at similar mileage, put that system at the top of your pre-purchase inspection list. Back to the full 2021 Ford Mustang Gt350r verdict →