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2003 Ford Mustang GT engine problems

11 complaints (22% of all complaints for this car). Typical mileage when it fails: 2,896.

owner complaints
11
of this car's complaints
22%
typical mileage
2,896
crashes
0
recalls
0

Which part fails

  • Engine
    7
  • Cooling system
    2
  • Exhaust system: emission control: catalytic convertor
    1
  • Engine: gasoline
    1

At what mileage

Complaints by mileage at the time of the problem.

0k-25k
25k-50k
50k-75k
75k-100k
100k-125k
125k-150k
150k-175k
175k-200k
200k+

Ford Mustang GT engine problems in other years

19961997199819992000200120022003200420052006

Specific symptoms reported on the 2003 Ford Mustang GT engine

Phrases found in the owners' own descriptions, so one complaint can mention several symptoms.

Loss of power 5Stalling 5

Related recalls

No recalls on record for this model year.

Related investigations

Spark plug ejection from cylinder headOpened September 22, 2005, closed January 4, 2006

On september 6, 2005, odi received a petition requesting that the agency investigate allegations of engine spark plug ejection in certain model year 1997 through 2004 ford vehicles with triton v-8 and v-10 engines.odi received a total of 474 non-duplicative complaints on the subject vehicles where the complainant, or the dealer repairing the vehicle, reported that a spark plug detached from the cylinder and/or ejected from the engine.as of december 8, 2005, odi is not aware of any allegations where the alleged defect resulted in a loss of vehicle control, a crash, an injury, or a fatality in any of the 10,319,810 subject vehicles.in addition, odi is aware of only two incidents where the vehicle stalled without restart.information contained in the odi consumer complaints and obtained from 72 telephone interviews with complainants showed the following:(1) 99% of the complaints were on my 1997 to 2002 subject vehicles.(2) most the complainants reported hearing a loud pop while driving or upon starting up the vehicle followed by a loud, repetitive clicking or popping sound.(3) many of the complainants reported that the popping sound was accompanied by some loss of vehicle power; however, in 99% of the incidents reported, the vehicle did not stall.in the very few incidents where the vehicle did stall, most vehicles could be restarted.(4) only a small percentage of the complainants cited that they smelled gas or a slight burning smell when the incident occurred.(5) in all but a very few incidents, vehicle damage was limited to the engine.in one incident, the complaint reported that the fuel rail was damaged and replaced after one of the spark plugs ejected from the engine; however, the complainant reported that the damage did not result in any type of fuel leak or fire.in another incident, the only incident where a fire was alleged, the complainant reported that no fluid leak was observed, but that a fire resulted after the spark plug had ejected from the engine and he had restarted the vehicle and driven to another location.none of the complainants reported any damage to the vehicle hood.(6) only two complainants reported that they observed what appeared to be some drops of fuel coming from the cylinder where the spark plug had failed or on the spark plug itself; however, each of these complainants reported that there was no smoke or flames as a result of his incident.as the petitioner noted, and odi?s analysis showed, it is possible for a spark plug to detach from the engine cylinder threads in the subject vehicles.however, odi?s analysis of 474 complaints describing such incidents found only a very few alleged any safety-related consequences.none of these showed any evidence of a serious safety consequence.given the large population and relatively long exposure time of the subject vehicles, the complaint analysis indicates that the risk to motor vehicle safety from the alleged defect is very low.in view of the foregoing, it is unlikely that the federal safety agency would issue an order for the notification and remedy of the alleged defect at the conclusion of the investigation requested in the petition.therefore, in view of the need to allocate and prioritize the federal safety agency?s limited resources to best accomplish the agency?s safety mission, the petition is denied.

DP05005

What 2003 Ford Mustang GT owners say

Most recent owner complaints, unedited.

Filed Dec 7, 2007 · Engine · 34,000 miles · HI

On cold start, there is a "ticking" sound. Took it to mechanic and he gave me a technical service bulletin article #03-25-6, dated 12/22/03, regarding ford, lincoln and mercury engines built before 9/17/2003. Emailed ford motor company to find out what could be done to rectify the situation as it is a known defect of the car although it is not a safety issue. All they could tell me is there is no recall and take it to an authorized dealer to have it diagnosed and repaired if need.

Filed Mar 15, 2007 · Electrical, Engine · 52,000 miles · NC

1) everything was running fine, no problems detected. Maintenance on vehicle was up to date. Was turning a corner and there was a pop and after that the engine started to mis-fire. 2) was able to limp the 2 miles to the ford service center. There, they told me that the spark plug had blown out of the engine block and that this happens on occasion. I had two options: the first was to pay $610 to put a patch in that wasn't provided with a warranty and they told me it could last 2 years or blow 2 miles down from the shop after I left, or pay $2500 and have a new cylinder put in. After researching this issue, I found that this is a very common occurrence with ford vehicles, that ford is aware of but is not taking care of. I was also told that even if the car was still under warranty that the warranty would not cover this and I would still have to pay out of pocket. I am now stuck with a car I can't afford to fix for a while and a car maker who can't admit that they built a faulty engine and fix their problem. 3) nothing has been done to fix this yet, as I am looking for someone who can fix it right at a lower cost.

Filed Dec 29, 2006 · Engine · 52,000 miles · TX · 1 injury

The intake manifold blow a hole at the crossover exchange, causing coolant to explode out like a guyser and got on my face when I opened the hood to see what the smoke was coming from! It is out of warranty and I was never notified about a recall or class action settlement in 2005. Can I be reimbersed the product has been knowingly and widely viewed be evrybody as defective.

Filed Nov 10, 2005 · Brakes, Electrical · WA

Dt: contact states the vehicle she owns has been to the dealership numerous times for brakes, the seat belts, and the computer chip that made the vehicle start. Now, the catalytic converter malfunctioned. The repairs were being made at no charge because the vehicle was still under warranty.

Filed Aug 19, 2004 · Engine · 2,100 miles · TX

After driving to work one morning, once I parked I noticed that coolant was leaking from bottom radator hose. Dealer replaced cooling hoses and clamps. Also the paint were the hood scoop meets the hood started to chip, water gets caught under the hood scoop making it difficult the keep it clean.

Filed Feb 12, 2004 · Engine · 600 miles · TX

I own a 2003 mustang gt 5-speed. It has died numerous times and after the first time I called the ford consumer hotline and was brushed off. But they did refer me to a local dealer, the same dealer that less than 10mins after the first failure took my car for a short spin and said that my car was a little low on gas and that was the likely cause. I was driving approx. 35mph and was not on the clutch or accelerating. It just died. This is an extremely dangerous problem and needs to be acknowledged. I finally had a dealer diagnose the problem and they replaced my cars iac valve. My car has still died several times but now its when coming to a stop and its been isolated. I feel that a tsb or recall on this long overdue.

Filed Sep 16, 2003 · Engine · 13,980 miles · AL

Driving down the road about 35 MPH and put on the brakes and the car shut off (shutting off the power steering and power brakes). This has happened to me twice. The second time was a couple of days ago I was getting off the interstate and when I applied the brakes the car shut off, I was lucky there was nobody in that intersection...

Filed May 27, 2003 · Engine · 20 miles · CA

2003 cobra. Vehicle stalls during deceleration. Typical scenario involves light to moderate braking while out of gear. Clutch engagement will not recover car. Brakes rapidly fade and vehicle loses steering capability. Occurred at least 2-3 times a week from date of purchase, july 02. Abated during winter months and retained in spring. Dealer duplicated stall but no repair available. Still stalls to date.

Filed Apr 9, 2003 · Engine · 2,896 miles · TX

Engine stalls when clutch pedal is pressed and brake applied resulting in a loss of power steering and power brakes. Extreme safety hazard.

Filed Apr 7, 2003 · Engine · 2,600 miles · TX

Car stalls when clutch pressed down and brake applied. Loss of power steering and power brakes making car extremely unsafe.

Questions about the 2003 Ford Mustang GT engine

Does the 2003 Ford Mustang GT have engine problems?

Owners have filed 11 complaints about the engine of the 2003 Ford Mustang GT, 22% of all its complaints.

At what mileage do 2003 Ford Mustang GT engine problems start?

The typical (median) mileage in owner complaints is 2,896 miles.

Was there a recall on the 2003 Ford Mustang GT engine?

There is no recall for this problem on this model year.

What year does the Ford Mustang GT have bad engine?

The Ford Mustang GT model years with the most engine complaints are 1998 (44 complaints), 1996 (25 complaints) and 2000 (24 complaints).

Other 2003 Ford Mustang GT problems

Transmission 15Seat belts 6Electrical 5Seats 3Brakes 2Fuel system 2Steering 2Acceleration 1Airbags 1Body 1Driver assistance 1Suspension 1Tires 1Wheels 1

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