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What 356 owners told NHTSA about the 2014 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 (356)Crash / fire / injury (31)Airbags (244)Transmission & drivetrain (29)Steering (21)Engine (18)Body & structure (17)Brakes (15)Electrical system (11)Fuel system (11)Speed control (10)Electronic Stability Control (esc) (8)

29 of 356 complaints match · Transmission & drivetrain · clear filters · page 2 of 2

Apr 14, 2014Transmission & drivetrain

TL* THE CONTACT OWNS A 2014 FORD MUSTANG. THE CONTACT STATED THAT THE ENGINE RPM'S INCREASED BUT THE VEHICLE WOULD NOT ACCELERATE. THE VEHICLE WAS TAKEN TO THE DEALER WHO DIAGNOSED THAT THE TRANSMISSION WIRING HARNESS WAS FAULTY. THE VEHICLE WAS REPAIRED BUT THE DEFECT RECURRED. THE VEHICLE WAS TAKEN BACK TO THE DEALER WHERE IT WAS DIAGNOSED THAT THE POWER TRAIN CONTROL MODULE WAS DEFECTIVE. THE POWER TRAIN CONTROL MODULE WAS REPLACED BUT THE DEFECT RECURRED. THE MANUFACTURER WAS NOT NOTIFIED. THE FAILURE MILEAGE WAS 660.

NHTSA ODI 10579717

Apr 8, 2014Fuel systemTransmission & drivetrainEngine

WHILE DRIVING THE MUSTANG (WHICH IS A MANUAL TRANSMISSION) I NOTICED THAT THE SPEED OF THE CAR DOESN'T DECELERATE WHEN I TAKE MY FOOT OFF THE GAS PEDAL. THE CAR IS GIVEN GAS (MORE THAN AN IDLE AMOUNT) WHEN I DO NOT DEPRESS THE GAS PEDAL. IT HAPPENS IN ALL 6 GEARS BUT IT'S MOST NOTICEABLE WHEN IN FIRST OR SECOND. ALSO, WHILE THE CAR IS IN GEAR, THE ENGINE FIGHTS TO SLOW DOWN WHILE DEPRESSING THE BRAKE PEDAL. THIS DOESN'T HAPPEN EVERY TIME BUT WHEN IT OCCURS WHILE IN A PARKING LOT WITH PEOPLE AROUND IT BECOMES A SERIOUS SAFETY ISSUE. *TR

NHTSA ODI 10578148

Feb 8, 2014SuspensionTransmission & drivetrainBody & structure

FAILURE OF FRONT DRIVERS SIDE LOWER CONTROL ARM, FAILURE OF DRIVESHAFT, FAILURE OF REAR END AND SUSPENSION. SYMPTOMS' LOWER CONTROL ARM- BANGING NOISE THAT SOUNDS LIKE THE STRUT HAD NO FLUID. DRIVESHAFT BANGING NOISE AS IF THE SHAFT SPLINES HAD STRIPPED OR CV JOINT LOOSE FAILURE WAS CAUGHT BEFORE IT DAMAGED THE CAR. REAR END, WHINING NOISE AND BANGING NOISE FROM SUSPENSION UPON TAKE OFF, MANUAL TRANS CAR. EVENTUAL LOCK UP OF REAR END. CAR UNCONTROLLABLE WONDERING FROM REAR OF CAR. FORD ONLY RECOGNIZES THE CONTROL ARM AS AN ISSUE, AND HAS A RECALL. NUMEROUS COMPLAINTS TO FORD FOR THE DRIVESHAFT AND REAR END ISSUES. V6 AND V8 CARS WITH MANUAL TRANS. *TR

NHTSA ODI 10563466

Oct 3, 2013Transmission & drivetrainSpeed controlCrash

TL* THE CONTACT OWNS A 2014 FORD MUSTANG. THE CONTACT STATED THAT WHILE STOPPED WITH THE VEHICLE ENGAGED IN THE ACCESSORY MODE, SHE WAS ABLE TO MOVE THE GEAR SHIFTER INTO REVERSE, CAUSING HER TO CRASH INTO ANOTHER VEHICLE. THE CONTACT ATTEMPTED TO APPLY THE BRAKES BUT THEY DID NOT RESPOND. THE CONTACT WAS NOT INJURED. A POLICE REPORT WAS NOT FILED. THE VEHICLE WAS TAKEN TO THE DEALER FOR DIAGNOSIS. THE TECHNICIAN STATED THAT THE BRAKES WOULD BE INSPECTED BUT THE VEHICLE SEEMED TO BE FUNCTIONING AS DESIGNED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE VEHICLE WAS REPAIRED FOR THE BODY DAMAGES. THE APPROXIMATE FAILURE MILEAGE WAS 1,600. *TR

NHTSA ODI 10546671

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Working with the data? Download all 356 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 2014 Ford Mustang Gt350r verdict →