Home · 2012 Ford Mustang Gt350r · Complaints

What 469 owners told NHTSA about the 2012 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 (469)Crash / fire / injury (23)Transmission & drivetrain (177)Airbags (158)Speed control (35)Engine (30)Body & structure (23)Fuel system (22)Electrical system (21)Steering (16)Suspension (16)Electronic Stability Control (esc) (12)

35 of 469 complaints match · Speed control · clear filters · page 1 of 2

Feb 8, 2025Electrical systemSpeed control

Speedometer went to zero while driving and seemed to be in neutral. Could not accelerate. Also low fuel warning light came on when I had a full tank. After car was shut off and restarted speedometer seemed fine for about 1 mile, then self accelerated. Now continues to read zero and can not accelerate unless I restart engine.

NHTSA ODI 11641506

Feb 20, 2024Transmission & drivetrainSpeed control

Recently started having erratic shifting issues. Will downshift randomly out of nowhere while driving. Sometimes will just be stuck in 1st gear and won’t go anywhere until I pull over and shut off/start up again. Dangerous because I never know when it will do it. Might seem like everything is fine and then all of a sudden, it downshifts and loses power. Rpm’s rise but car has no power. Have to figure out how to get out of the way. As stated in ford’s “ Customer Satisfaction Program 16N02,” my 2012 has all the symptoms and I have DTC code P0731 but dealer refused to service my vehicle because it doesn’t show up with my VIN, even though it’s a 2012 and I clearly need my Molded Leadframe replaced.

NHTSA ODI 11573018

Apr 20, 2019Speed controlCrash1 injury

IN 2012 OR 2013 I HAD AN ACCIDENT CAUSED BY UNINTENDED ACCELERATION. THE MUSTANG RAN INTO THE BACK OF SEMI TRUCK. UNATTENDED ACCELERATION HAPPENED TWICE IN THE SAME DAY AND THE SECOND TIME I COULD NOT GET IT TO BREAK FREE AND STOP UNTIL THE LAST SECOND BUT IT WAS TOO LATE IT HIT THE SEMI TRUCK TRAILER IN FRONT OF ME. THIS WAS INSPITE OF ME HAVING BOTH FEET PUSHING STRONGLY ON THE BRAKE PEDAL. WE HAD STARTED OFF SLOWLY FROM A RED LIGHT AND THEN THE CAR DOWNSHIFTED AND TOOK OFF. SOUTHWEST FORD IN WEATHERFORD, TX HAD CALLED THE FORD ENGINEER TO COME LOOK AT IT. IT TOOK A MONTH FOR HIM TO COME. HE LOOKED AT IT IN ITS BANGED UP SHAPE AND DECLARED THAT THERE WAS NO PROBLEM. WHEN I GOT THE CAR BACK SOMETHING HAD CHANGED. IT SEEMED LIKE THE SOFTWARE HAD BEEN CHANGED BECAUSE IT NEVER HAD THE PROBLEM AGAIN AND WHENEVER THE BRAKE WAS TOUCHED IT WOULD KILL ANY ACCELERATION IMMEDIATELY. ALSO I LOST ABOUT 3 MILES PER GALLON TILL THIS DAY. THE ENGINEER BLAMED ME WHEN HE OBVIOUSLY UPDATED THE SOFTWARE. ALSO THE VERY NEXT DAY AFTER THE ENGINEERS VISIT FORD WAS HIT WITH A CLASS ACTION LAWSUIT FOR JUST THIS REPORTED UNATTENDED ACCELERATION ACROSS MOST OF ITS MODELS. NOT MY FAULT! *TR

NHTSA ODI 11202665

Mar 25, 2019Speed control

TL* THE CONTACT OWNS A 2012 FORD MUSTANG. WHILE ACCELERATING FROM A STOP, THE VEHICLE FAILED TO ACCELERATE AND THE WRENCH WARNING INDICATOR ILLUMINATED. THE VEHICLE WAS TAKEN TO JOHN BLEAKLEY FORD (LOCATED AT 870 THORNTON RD, LITHIA SPRINGS, GA 30122, (770) 941-9000) WHERE IT WAS DIAGNOSED THAT THE OUTPUT SHAFT SPEED SENSOR NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE AND DID NOT ASSIST. THE APPROXIMATE FAILURE MILEAGE WAS 64,667.

NHTSA ODI 11191325

Mar 8, 2019Speed control

WHILE ACCELERATING ON A PUBLIC HIGHWAY THE THROTTLE WENT STRAIGHT TO REDLINE AND WOULD NOT DECELERATE UNTIL THE TRANSMISSION WAS SHIFTED INTO NEUTRAL AND THE MOTOR WAS COMPLETELY SHUT OFF. VEHICLE WAS RESTARTED BY SETTING THE KEY BACK TO RUN AND PLACING THE CLUTCH BACK IN 2ND GEAR WHILE IN MOTION. THE CAR COULD HAVE EASILY INJURED MOTORIST'S HAD IT NOT BEEN SHUT DOWN IN PROPERLY.

NHTSA ODI 11184993

Jun 25, 2018Speed control

CROSSING LANES ON HIGHWAY CAR STOPS ACCELERATING,. CAR UNABLE TO SPEED UP EVERYTHING ELSE SEEMS TO WORKS FINE. CHECK ENGINE LIGHT AND WRENCH COME ON. HAD TO COAST TO SIDE OF THE ROAD PARK CHECKED ENGINE RESTARTED CAR OPERATED NORMALLY ALL WARNING LIGHTS OFF.

NHTSA ODI 11103799

Apr 1, 2018Speed control

LOST POWER IN MY 2012 V6 MUSTANG. WRENCH LIGHT CAME ON INDICATING LIMP HOME MODE. WAS ABLE TO PULL OFF TO THE SIDE OF ROAD. TURNED ENGINE OFF AND THE IT WAS FINE FOR ABOUT TWO MILES THEN CUT OFF AGAIN. RESTARTED AGAIN AND WAS ABLE TO MAKE IT HOME BUT THE ENGINE LIGHT IS ON. GOING TO TRY AND GET IT TO THE SHOP TOMORROW, BUT THIS IS A SEVERE SAFETY PROBLEM IN MY MIND. WAS LUCKY I DIDN'T GET REAR ENDED

NHTSA ODI 11082382

Mar 8, 2018Transmission & drivetrainSpeed controlTraction Control System

TL* THE CONTACT OWNS A 2012 FORD MUSTANG. WHILE DRIVING 45 MPH, THE ACCELERATOR PEDAL WAS DEPRESSED AND THE VEHICLE JERKED HARD TO THE LEFT FOR ALMOST A MINUTE BEFORE STOPPING. THE TRACTION CONTROL INDICATOR FLASHED ON AND OFF AND THE ABS ENGAGED. THE VEHICLE WAS TAKEN TO OXMOOR FORD LINCOLN (100 OXMOOR LN, LOUISVILLE, KY 40222, (502) 426-2500), BUT NO DIAGNOSTIC FAILURE CODES WERE FOUND. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED AND A CASE WAS OPENED, BUT NO FURTHER ASSISTANCE WAS PROVIDED. THE APPROXIMATE FAILURE MILEAGE WAS 73,000.

NHTSA ODI 11076829

Feb 7, 2018Speed control

I WAS DRIVING MY CAR AND IT JUST WENT INTO A IDLE MODE BARELY MOVING A LIGHT CAME ON IT LOOK LIKE A TOOL CHECKED IN MY MANUAL AND IT WAS THE ELECTRONIC THROTTLE LIGHT I WAS DRIVING IN HEAVY TRAFFIC GOING TO WORK HAD TO MAKE TO WERE I COULD TURN OFF THE HIGHWAY BARELY MADE IT IT COULD OF CAUSE AN ACCIDENT I LOOKED UP ON LINE AND NCCC HAD A PETITION ON THE PROBLEM WITH THE ELECTRONIC THROTTLE FORD DOES NOT HAVE A RECALL INSTEAD THEY EXTENDED WARRANT BUT I ONLYHAD THE CAR FOR ABOUT 6 MONTHS AND NO EXTENDED WARRANTY IT HAS 180,00 MILES ON IT I COULD OF CAUSE AN ACCIDENT I THINK FORD SHOULD REPLACE THIS ITS A KNOWN FACT THAT THE ELECTRONIC THROTTLE IS A PROBLEM WITH FORDS

NHTSA ODI 11071581

Aug 2, 2017Transmission & drivetrainSpeed control

TL* THE CONTACT OWNS A 2012 FORD MUSTANG. THE CONTACT STATED THAT WHILE DRIVING AT VARIOUS SPEEDS AND IDLED, WHILE THE ACCELERATOR PEDAL WAS DEPRESSED AND THE VEHICLE FAILED TO ACCELERATE. THE CONTACT STATED THAT THE WRENCH WARNING WAS DISPLAYED (POWER TRAIN FAULT). THE CONTACT STATED THAT HE USED A DIAGNOSTIC MACHINE AND RECEIVED AN UNKNOWN CODE. THE VEHICLE WAS TAKEN TO OXMOOR FORD LINCOLN 100 OXMOOR LN, LOUISVILLE, KY 40222, PHONE NUMBER: (502) 426-2500 WHERE THE FAILURE COULD NOT BE REPLICATED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE AND STATED THAT THE VIN WAS NOT PART OF THE RECALL BUT DID NOT OFFER ANY FURTHER ASSISTANCE. THE FAILURE MILEAGE WAS 50,000.

NHTSA ODI 11012365

Apr 26, 2017Speed control

WHILE DRIVING THE CAR LOST POWER AND WOULD NOT RESPOND TO PUSHING THE ACCELERATOR PEDAL. THE WRENCH LIGHT ILLUMINATED AND THE PANEL AND THE ENGINE DROPPED TO A ROUGH IDLE. I HAD TO ACTIVATE MY FLASHERS AND COAST INTO A PARKING LOT. TURNED OFF THE MOTOR AND RESTARTED THE CAR. OPERATED NORMALLY UNTIL I ACCELERATED OUT OF THE PARKING LOT. SAME CONDITION HAPPEN AGAIN AND I HAD TO ACTIVATE FLASHERS AND TURN OFF THE MOTOR AND RESTART THE CAR AGAIN WHILE STUCK IN THE ROAD. OPERATED NORMALLY AGAIN AND MADE IT HOME. RAN A CODE SCANNER ON THE CAR AND IT REPORTED A PROBLEM WITH THROTTLE: P2111 FORD THROTTLE ACTUATOR CONTROL SYSTEM ' STUCK OPEN.

NHTSA ODI 10980996

Mar 17, 2017Speed control

TL* THE CONTACT OWNS A 2012 FORD MUSTANG. THE CONTACT STATED THAT WHILE DRIVING AT 45 MPH, THE ELECTRONIC THROTTLE CONTROL FAILED. THE VEHICLE WAS PULLED OVER TO THE SIDE. THE VEHICLE WAS TOWED TO THE DEALER WHERE IT WAS DIAGNOSED THAT THE ELECTRONIC THROTTLE CONTROLLER NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 18,500.

NHTSA ODI 10966550

Feb 7, 2017Speed control

WHEN ACCELERATING FROM A TRAFFIC LIGHT ENGINE JUST STOPS,A WRENCH LIGHT COMES ON. AFTER A FEW SECONDS WILL START AGAIN,FEW MIN.LATER ENGINE LIGHT COMES ON.FEW MIN. WILL START AGAIN. ON I-95 WAS CRUISING ABOUT 70MPH AND IT ALSO DID THIS.ALMOST REARENDED.

NHTSA ODI 10950115

Jan 11, 2017Speed controlEngine

TL* THE CONTACT OWNS A 2012 FORD MUSTANG. WHILE DRIVING APPROXIMATELY 60 MPH, THE WRENCH WARNING INDICATOR ILLUMINATED AND THE VEHICLE LOST ACCELERATION. THE CONTACT PULLED THE VEHICLE OFF THE ROAD AND TURNED OFF THE ENGINE. ONCE RESTARTED, THE VEHICLE PERFORMED NORMALLY. THE FAILURE RECURRED. THE DEALER DIAGNOSED THAT THE THROTTLE BODY FAILED AND NEEDED REPLACEMENT. THE VEHICLE WAS REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 39,198.

NHTSA ODI 10944423

Dec 7, 2016Transmission & drivetrainSpeed control

TL* THE CONTACT OWNS A 2012 FORD MUSTANG. WHILE DRIVING APPROXIMATELY 45 MPH AND MERGING ONTO AN INTERSTATE, THE VEHICLE FAILED TO ACCELERATE WHEN THE ACCELERATOR PEDAL WAS DEPRESSED. ALSO, THE GEAR SHIFTER FAILED WHEN THE CONTACT ATTEMPTED TO SHIFT INTO FIFTH GEAR. THE VEHICLE WAS PULLED OVER TO THE SIDE OF THE ROAD, RESTARTED, AND DRIVEN TO THE DEALER. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOTIFIED. THE APPROXIMATE FAILURE MILEAGE WAS 17,115.

NHTSA ODI 10930367

Sep 19, 2016Speed controlEngine

TL* THE CONTACT OWNS A 2012 FORD MUSTANG. THE CONTACT STATED THAT THE VEHICLE EXPERIENCED A COMPLETE LOSS OF POWER AND THE MAINTENANCE WARNING INDICATOR ILLUMINATED. THE VEHICLE WAS TAKEN TO THE DEALER WHERE IT WAS DIAGNOSED THAT THE ELECTRONIC THROTTLE BODY WAS DEFECTIVE AND NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 70,000.

NHTSA ODI 10907550

Aug 18, 2016Speed controlEngine

TL* THE CONTACT OWNS A 2012 FORD MUSTANG. THE CONTACT STATED THAT THE VEHICLE RANDOMLY STALLED WITHOUT WARNING. THE CONTACT WAS ABLE TO GET THE VEHICLE TO RESTART, BUT IT STALLED MORE THAN THREE TIMES AFTERWARDS. THE VEHICLE WAS TAKEN TO A DEALER WHERE IT WAS DIAGNOSED THAT THE THROTTLE BODY NEEDED TO BE REPLACED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE AND PROVIDED NO REMEDY. THE APPROXIMATE FAILURE MILEAGE WAS 58,000.

NHTSA ODI 10896857

Feb 5, 2016Speed controlCrash

TL* THE CONTACT OWNS A 2012 FORD MUSTANG. WHILE PULLING INTO A PARKING SPACE AT A VERY LOW RATE OF SPEED, THE VEHICLE SUDDENLY EXPERIENCED UNINTENDED ACCELERATION. THE VEHICLE CRASHED INTO A POLE AND A BUILDING. NO INJURIES WERE REPORTED AND A POLICE REPORT WAS FILED. THE CAUSE OF THE FAILURE WAS NOT DIAGNOSED. THE VEHICLE WAS TOWED AND NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 7,700.

NHTSA ODI 10824432

Jan 29, 2016Transmission & drivetrainSpeed controlFuel system

MY VEHICLE CONSTANTLY GOES INTO LIMP HOME MODE WHILE DRIVING. TURNS OFF ALL CYLINDERS EXCEPT 1 WHICH LET'S YOU DRIVE ABOUT 5MPH. ALSO WHILE MY VEHICLE IS AT IDLE IT BEGINS TO LOOSE PROPER IDLE RPM AND NEARLY STALLS UNTIL REVS BACK TO A HIGHER RPM. AFTER SOME RESEARCH I FOUND THAT THE ISSUE IS THOUGHT TO BE THE THROTTLE BODY AND THROTTLE BODY SENSOR. CURRENTLY MYMY VEHICLE IS AT THE DEALERSHIP GOING THROUGH SOME VEHICLE DIAGNOSTICS TO FIGURE OUT THE EXACT PROBLEM. THEY TOLD ME IT IS NOT COVERED UNDER THE VEHICLE WARRANTY AND I AM BEING CHARGED $145.00 FOR THE INITIAL INSPECTION AND THEN CHARGED BY THE HOUR TO FIX THE PROBLEM, I NOT INCLUDING PARTS. MY VEHICLE ONLY HAS 59,000 MILES ON IT AND IT'S ALREADY FAILING. IT APPEARS THAT NUMEROUS PEOPLE ARE HAVE THIS ISSUE AND FORD HAS YET TO RECALL AFFECTED VEHICLES.

NHTSA ODI 10823168

Dec 21, 2015Transmission & drivetrainSpeed controlEngine

WAS DRIVING AROUND 50MPH ON CITY STREETS WHEN ALL OF A SUDDEN CAR LOST POWER AND WENT LIMP. WRENCH LIGHT CAME ON AND CAR WAS MAKING A WEIRD NOISE UNDER THE HOOD LIKE IT WAS STRUGGLING. COULDN'T ACCELERATE AND I HAD TO COAST TO THE RIGHT HAND SIDE OF THE ROAD. TURNED THE CAR OFF AND THEN BACK ON AND EVERYTHING WAS OKAY. THIS HAS HAPPENED 3 TIMES SINCE WITHIN A 8 MONTH TIME PERIOD DRIVING AT VARIOUS SPEEDS. EACH TIME I TURN THE CAR ON & OFF AGAIN AND IT SEEMS TO RESET. I'VE NOTICED MY CAR HASN'T BEEN GETTING THE SAME CITY MPG AS BEFORE. IVE ONLY HAD THIS CAR 2 YEARS, I'M THE SECOND OWNER AND THIS STARTED AT ROUGHLY 62,000 MILES.

NHTSA ODI 10811612

Oct 30, 2015Speed controlEngineFuel system

WRENCH LIGHT COMES ON, FOLLOWED BY CHECK ENGINE LIGHT. CAR GOES INTO FAIL SAFE MODE, DOWN TO ABOUT 2 MPH; RPMS FLUCTUATE DRAMATICALLY. HAPPENS ON THE HIGHWAY, AND DURING NORMAL STREET DRIVING. SEEMS TO BE IN THE THROTTLE, THE SAME THING AS IN THE RECALLED FORD FOCUS THROTTLE PLATE ACTUATOR.

NHTSA ODI 10787184

Oct 29, 2015Speed control

MY CAR WOULD DIE WHILE DRIVING. IT WAS VERY DANGEROUS IN HEAVY TRAFFIC AND WOULD HAVE TO TURN THE CAR OFF AND BACK ON JUST TO CRAWL INTO A PARKING LOT, SO I HAD IT TOWED AND THE COMPUTERIZED ENGINE DIAGNOSTICS AT THE NAPA AUTO CARE CENTER SHOWED A MALFUNCTION OF THE THROTTLE BODY.THIS REPAIR COST ME $726.32

NHTSA ODI 10786942

Oct 7, 2015Electrical systemSpeed controlEngine

I WAS DRIVING IN THE EXPRESSWAY AT 60 MPH WHEN SUDDENLY MY CAR LOST POWER ON THE ACCELERATION. A WRENCH TOOL APPEAR AND THE DASHBOARD ON THE RPM CLOCK ... AT THAT MOMENT THE CAR DESACCELERATE ALMOST TO 30 MPH AND I WAS UNABLE TO GAIN SPEED. I WENT TO A SIDE OF THE ROAD, TURN IT OFF AND RESTARTED THE CAR. EVERYTHING APPEAR TO BE NORMAL BUT THE FIRST THING I DID WAS GO TO THE DEALER. THEY RUN A TEST ON IT AND TOLD ME THAT THE PROBLEM WAS RELATED TO THE ELECTEIC THROTTLE BODY. I DONT UNDERSTAND HOW IS POSSIBLE TO HAPPEND SOMETHING LIKE THAT WHEN MY CAR BARELY HAS 4 YEARS. THERE IS NO WARRANTY ON OT AND THE REPAIR FOR IT IS REALLY EXPENSIVE.

NHTSA ODI 10780603

Jul 21, 2015Speed controlEngine

WHILE ENTERING THE FREEWAY IN RUSH HOUR TRAFFIC, MY CAR WENT INTO "LIMP MODE", THE WRENCH LIGHT CAME ON AS DID THE CHECK ENGINE LIGHT. I HAD TO PULL OVER ON THE SHOULDER OF THE FREEWAY, TURN THE ENGINE OFF AND RESTART IT. THIS HAS HAPPENED A COUPLE OF TIMES IN THE PAST COUPLE OF DAYS- MOSTLY WHILE DRIVING ON THE FREEWAY. IT IS VERY SCARY TO BE DRIVING ON A HOUSTON FREEWAY, HAVE THIS HAPPEN AND NEED TO SAFELY MANEUVER A VEHICLE TO THE SHOULDER OF THE FREEWAY, OFTEN CROSSING SEVERAL LANES OF TRAFFIC WHEN VEHICLES ARE MOVING AT 40-55 MPH AND I HAVE NO ABILITY TO ACCELERATE. I HAVE ALSO HAD TO STOP IN THE MIDDLE OF THE FREEWAY TO RESTART MY CAR BECAUSE I WAS NOT ABLE TO SAFELY CHANGE LANES. IT WAS A TERRIFYING EXPERIENCE AND I WAS AFRAID I WOULD BE RE-ENDED BY MOTORIST DRIVING AT POSTED SPEEDS. WHEN RESEARCHING THIS ISSUE, ALONG WITH THE MARINER'S, ESCAPES, FOCUS ETC, I HAVE FOUND THAT MANY FORD MUSTANGS HAVE THIS SAME PROBLEM. GIVEN THAT THIS IS A VERY DANGEROUS CONDITION, THE COST INVOLVED IN REPLACING THE THROTTLE BODY, AND MOST IMPORTANTLY, FORD'S LONG HISTORY OF VEHICLES WITH DEFECTIVE THROTTLE BODIES, I DO NOT UNDERSTAND WHY THE 2012 MUSTANG OR ANY OTHER FORD PRODUCT WITH THIS ISSUE ARE NOT AUTOMATICALLY ELIGIBLE FOR THE "CUSTOMER SATISFACTION PROGRAM" WHICH FIXES THE PROBLEM. I DO NOT TRUST THIS CAR AND NO LONGER FEEL SAFE IN IT.

NHTSA ODI 10735557

Mar 20, 2015Speed controlFuel system

ENTERING INTO TRAFFIC, THE CAR WILL GO INTO LIMP MODE. THERE WAS NO RESPONSE FROM THE GAS PEDAL AND THE CAR JUST CRUZED AT A SNAIL PACE. VERY DANGEROUS SITUATION, AS THE TRAFFIC WAS MOVING AND I BARELY MOVED OUT OF THE WAY. SINCE, I HAD 4 OCCURRENCES AND TAKEN IT TO THE DEALER. THEY WILL NOT WORK ON THE CAR UNLESS THE CHECK ENGINE SIGN STAYS ON. THE CAR COMPUTER WILL RESET EVERYTIME YOU START THE CAR. I HAD THE CAR TOW TO THE DEALER THE FIRST TIME AND SUBSEQUENT EVENTS, BUT AS I MENTIONED THE DEALER DID NOT WANTED TO RECOGNIZE THE SITUATION. *TR

NHTSA ODI 10695555

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Working with the data? Download all 469 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 2012 Ford Mustang Gt350r verdict →