2011 Ford Mustang Problems

What owners report

Owners of the 2011 Mustang most often write about the manual gearbox: hard or blocked shifts and grinding, frequently described from very low mileage and sometimes worse when the car is cold. Air bag recalls and unfinished recall repairs also come up often, typically at higher mileage, and a smaller group reports sudden loss of power with a wrench light that dealers traced to the electronic throttle body.

1. 1
   Transmission and drivetrain

   Manual transmission hard to shift or grinds

   • 174 complaints (37%)
   • median 3,700 mi at 0.7 yrs old (162 state mileage)
   • 1 mention a crash, fire or injury
   • filed 2011–2025

   Complaints describe a six-speed manual that resists going into gear, most often first to second, and grinds when engaging second, third or fifth. Some owners say the car must be forced into gear, that reverse requires turning the engine off first, or that a gear is simply locked out while moving. Several report the dealer called the behavior normal for the car, while others had transmission work done and found the symptom unchanged. A few describe the difficulty as worse in the first minutes of driving or in cold weather. Mostly reported on nearly new cars, often within the first few thousand miles, with some complaints filed later in the 30,000-90,000 mile range.

   3 related service bulletins

   What to check: Drive the car through every gear cold and warm, including a 1-2 shift at low speed and a shift into reverse, and listen for grinding. Ask whether the clutch or transmission has been worked on and keep the receipts.

   2 excerpts from owner complaints in NHTSA records

   “Brand new Mustang gt/cs 2011 hard shifting in 1st, 2nd, 3rd and 4th. Hard shifting included grindings, loud noise and some times simply can not shift. Problem is more evident when engine is started in the morning. Occasionally while shifting I could feel that the transmission is pushing the shift in the opposite direction I am trying to shift.”

   NHTSA complaint #10434161, filed 2011-11, 444 miles

   “Car has just over 2000 miles and since the first week I had the car it has shifting issues. Grinds gears randomly and will not go into first easily. Sometimes the transmission will not go into gears while moving. First gear feels locked out sometimes and will not allow me to go in first without a fight.”

   NHTSA complaint #10418524, filed 2011-08, 500 miles
2. 2
   Vehicle speed control

   Sudden loss of power with wrench light (throttle body)

   • 108 complaints (23%)
   • median 40,000 mi at 3.7 yrs old (105 state mileage)
   • 1 mention a crash, fire or injury
   • owner-quoted repair $500 (median of 5 quotes)
   • filed 2011–2025

   Owners describe the car cutting power or dropping to idle at speed, with a wrench light on the dash and little or no response to the accelerator; some say it returned to normal after a restart. Several report the dealer replaced or recommended replacing the electronic throttle body, while others were told no problem or no code could be found. A few also mention unintended acceleration or surging, sometimes after a throttle body replacement. Mostly reported between about 35,000 and 80,000 miles, occurring at both highway and steady speeds.

   2 related service bulletins

   What to check: Ask whether the throttle body has been replaced and whether any codes were stored; a scan tool check for pending codes before buying is worthwhile, since owners report the code clears after a restart.

   2 excerpts from owner complaints in NHTSA records

   “My vehicle loses acceleration of any kind intermittently. This always happens when my foot is off the gas pedal. When I pull over and put the car in park it hesitates loudly. If I turn the car off and let it sit it starts fine after a minute or two. The tech said it is the throttle body and needs to be replaced.”

   NHTSA complaint #10721138, filed 2015-05, 56,122 miles

   “While driving my 2011 Ford Mustang (with a v6 engine and automatic transmission) at 40mph on a local street, I experienced the vehicle unexpectedly losing power and a fault light in the form of a wrench appearing on the dashboard. The engine speed dropped down to idle and did not respond to any gas pedal operation. The cars engine remained running, however, the engine ran roughly as evidence of it shaking the entire car. …”

   NHTSA complaint #11382878, filed 2020-12, 53,434 miles
3. 3
   Air bags

   Air bag recall notices and unfinished repairs

   • 122 complaints (26%)
   • median 58,000 mi at 5.7 yrs old (30 state mileage)
   • 9 mention a crash, fire or injury
   • filed 2010–2023

   Many complaints are recall-related filings rather than failures: owners describe receiving notice of a front air bag inflator recall and then waiting for parts, in some cases for many months. Some report the air bag warning light staying lit while driving. Generally reported on cars from roughly 9,000 to 125,000 miles, spread across several years after the recalls were announced.

   Recall 15V319000 · DO NOT DRIVERecall 16V384000 · DO NOT DRIVERecall 19V001000 · DO NOT DRIVERecall 21V0810002 related service bulletins

   What to check: Ask for proof that the driver and passenger inflator recalls were completed, and have a dealer run the VIN. A lit air bag light is worth diagnosing before purchase.

   2 excerpts from owner complaints in NHTSA records

   “Takata recall I was notified about two years ago that Ford was waiting on the part to repair the recall I have not heard from Ford and I am still driving a dangerous car that could kioll or maim me.”

   NHTSA complaint #11040942, filed 2017-10, 63,000 miles

   “Takata recall. The contact owns a 2011 Ford Mustang. While driving approximately 50 MPH, the air bag warning indicator was consistently illuminated. The failure recurred each time the vehicle was driven. The contact received notification of NHTSA campaign number: 15v319000 (air bags); however, the part to do the repair was unavailable. The contact stated that the manufacturer exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the failure. The approximate failure mileage was 65,000. …”

   NHTSA complaint #10818965, filed 2016-01, 65,000 miles
4. 4
   Steering

   Steering wheel pull or vibration while driving

   • 23 complaints (5%)
   • median 60,500 mi at 6.0 yrs old (20 state mileage)
   • 3 mention a crash, fire or injury
   • owner-quoted repair $3,000 (median of 7 quotes)
   • filed 2011–2026

   Owners describe the steering wheel jerking or pulling on its own, intermittent loss of assist making the wheel hard to turn, and a front-end shake at highway speeds. Some report a steering fault message on the dash, and one was told the steering box needed replacement. Mostly reported from about 15,000 to 125,000 miles; the front-end shake accounts were at highway speeds.

   1 related service bulletin

   What to check: Test drive at highway speed and note any shake, wander or warning messages; ask whether the steering rack, box or related modules have been replaced or scanned.

   2 excerpts from owner complaints in NHTSA records

   “Electric brake system. Started car began backing out of my garage it displayed on my dash , steering failure. After resurching , I found this has been a problem on several Ford vehicles and has caused death. Plus they cost to repair is insane. They car only has 118,000 miles. Please help!!!!”

   NHTSA complaint #11164367, filed 2019-01, 118,000 miles

   “When car started and I put it in gear it started going but steering wheel would not turn( it was not in locked mode.)it flashed check trac system -chech engine cut car off then back on it was ok. Later I tried to crank it , it wouldnt start read where if you got out locked with key waited till lights went off unlocked it with key it would crank did this and it cranked took it to Ford place put it on computer said was a problem didnt know what would have to check every wire in car could cost up in the $3000 or more. …”

   NHTSA complaint #11022409, filed 2017-09, 86,000 miles
5. 5
   Engine

   Ticking or knocking noise from the engine

   Mentioned in 4 of 60 sampled complaints

   Complaints describe a ticking or tapping noise at idle or after an oil change, sometimes described as a rattle or knock near one cylinder head. Some owners were told by dealers that the sound was normal, and others report timing chain tensioner or rocker arm work. A service bulletin for V8-equipped cars describes an idle tick after an oil change. Reported from as little as a few thousand miles up past 90,000, often noticed at idle or in low gears.

   5 related service bulletins

   What to check: Listen to the engine at idle with the hood open, both cold and fully warm, and ask whether any timing chain or tensioner work has been done.

   2 excerpts from owner complaints in NHTSA records

   “The last two mustangs I purchased (both were new cars) developed electrical issues after the warranty expired. My current 2011 Mustang has had numerous electrical issues within the cabin of the car. In addition to the electrical issues, the hood developed problems with the paint such as bubbling, peeling and rusting. My frustration with Ford grows more intense each time the air-conditioner, along with numerous other devices associated with the dashboard, quits operating and the windows will not function. …”

   NHTSA complaint #11376633, filed 2020-11, 85,000 miles

   “The contact owns a 2011 Ford Mustang. The contact stated that while driving in a low gear, a ticking sound could be heard coming from the vehicle. The vehicle was taken to the dealer, who stated that the sound was normal. The manufacturer was made aware of the failure and filed a report, but offered no further assistance. The vehicle was not repaired. The failure and current mileages were 1,800.”

   NHTSA complaint #10413997, filed 2011-07, 1,800 miles

Buying note. A manual car deserves a thorough gear-by-gear test drive, cold and warm, since shift quality is the most common subject in complaints. Confirm the air bag recalls were completed for the VIN, and check for stored throttle codes and any engine tick before deciding.

Summary written with AI from a sample of 60 NHTSA complaints for this model year (picked at random, with complaints that state a mileage and recent ones taken first), then checked automatically against the source records. Where a problem shows a complaint count, every complaint for this model year was matched with fixed keyword rules (written with AI and tested against the sample), and the mileage, age and repair figures are calculated from those complaints; owners' figures are as stated, not verified. Other counts refer to the sample. The excerpts come from NHTSA's public complaint records and are unverified; capitalisation is normalised, NHTSA staff notes are removed, and shortened text ends with “…”. Something wrong? Request a correction.