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2001 Ford Mustang

Owner reports · Recalls · Investigations

More warning signs than most Mustang years

Owner complaints for the 2001 Ford Mustang are substantially higher than the model-year median of 81.

About this comparison →

When problems were reported

Mileage at the reported incident

63 reports with mileage · 110 unknown

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

What to inspect

Issues worth paying extra attention to based on owner reports.

  • Air Bags. Review the 26 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Engine And Engine Cooling. Review the 24 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Seat Belts. Review the 22 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

37 crash reports2 fire reports28 injury reports

What owners actually said

173 reports
98,000 miles · Dec 9, 2014
Fuel/propulsion System

I SMELLED STRONG GASOLINE ODORS WHILE DRIVING FROM WORK. THE CAR HAD BEEN FILLED WITH FUEL RECENTLY. THE FUEL TANK IS LEAKING NEAR THE FILL TUBE. FURTHER RESEARCH INTO THIS ISSUE HAS SHOWN THAT IT IS A COMMON OCCURRENCE WITH THIS MODEL. THE CAR CANNOT BE FILLED ABOVE HALF FULL OR GASOLINE LEAKS ALL OVER THE BACK OF THE CAR AND O…

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I SMELLED STRONG GASOLINE ODORS WHILE DRIVING FROM WORK. THE CAR HAD BEEN FILLED WITH FUEL RECENTLY. THE FUEL TANK IS LEAKING NEAR THE FILL TUBE. FURTHER RESEARCH INTO THIS ISSUE HAS SHOWN THAT IT IS A COMMON OCCURRENCE WITH THIS MODEL. THE CAR CANNOT BE FILLED ABOVE HALF FULL OR GASOLINE LEAKS ALL OVER THE BACK OF THE CAR AND ON THE GROUND ONCE PARKED. THIS LEAK IS TOO NEAR THE EXHAUST PIPE FOR SAFETY. FORD DOES NOT REPAIR THIS SAFETY ISSUE UNDER ANY RECALL. IT IS A CHEAP PART BUT LABOR IS VERY EXPENSIVE SINCE THE FUEL TANK MUST BE REMOVED TO REPLACE THE LEAK. THIS IS A MANUFACTURING ISSUE AND FORD SHOULD BE REQUIRED TO REPAIR IT FREE OF CHARGE. *TR

NHTSA ODI #10663210

880,000 miles · Aug 25, 2014
Seat Belts

THE PASSENGER SEAT HAS RARELY BEEN USED IN THIS VEHICLE. HOWEVER, THE WEEK THE SEATBELT FAILED (BECAME JAMMED IN PANEL AS THOUGH I HAD HIT BRAKES AND WOULD NOT RELEASE) I WAS THE DRIVER FOR AN 88 YEAR OLD FEMALE FRIEND RUNNING HER ERRANDS WHILE HER CAREGIVER WAS OUT OF TOWN., THE SEAT BELT WAS USED FOR SEVERAL DAYS. I WENT ON LI…

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THE PASSENGER SEAT HAS RARELY BEEN USED IN THIS VEHICLE. HOWEVER, THE WEEK THE SEATBELT FAILED (BECAME JAMMED IN PANEL AS THOUGH I HAD HIT BRAKES AND WOULD NOT RELEASE) I WAS THE DRIVER FOR AN 88 YEAR OLD FEMALE FRIEND RUNNING HER ERRANDS WHILE HER CAREGIVER WAS OUT OF TOWN., THE SEAT BELT WAS USED FOR SEVERAL DAYS. I WENT ON LINE AND FOUND NUMEROUS ARTICLES AND RECALLS. I CONTACTED MY LOCAL FORD DEALER. THEY IMPLIED ON THE PHONE IT WOULD BE REPAIRED AT NO CHARGE BECAUSE, ONCE I WAS ON SITE, RENT CAR ARRANGED I WAS TOLD MY PARTICULAR VEHICLE WAS NOT A SPECIFIC RECALL AND INDICATED I MUST PAY. NOW AFTER 5 DAYS OF PAYING FOR A RENT CAR. I WAS INFORMED REPLACEMENT SEATBELT HAD NOT BEEN ORDERED PENDING MY APPROVAL. (PREVIOUSLY IT WAS NOT EXPLAINED TO IT WOULD HAVE TO BE ENTIRELY REPLACED. COST OF SEATBELT $260.42 TOTAL COST TO INSTALL $584.63. MY VEHICLE WILL NOT PASS INSPECTION AS THIS IS A MAJOR SAFETY ISSUE. I FEEL I HAVE BEEN MISLEAD AND RIPPED OFF BY DEALER. AT THIS POINT I AM PICKING UP THE PART ONLY, TURNING IN THE RENT CAR AND SEEKING A LESS EXPENSIVE INSTALL. THIS IS A WELL DOCUMENTED DEFECT WITH THIS VEHICLE AND COULD HAVE EASILY BEEN IN AN ACCIDENT WITH NO RESTRAINT FOR MY PASSENGER. *TR

NHTSA ODI #10628128

43,495 miles · May 1, 2014
Fuel/propulsion SystemStructure

PLASTIC COVER ON ELBOW HOLDS WATER/DUST WHICH DOESN'T DRAIN LEAVING FILLER ARM CONSTANTLY DAMP RUSTING THROUGH PIPE LEAKING GAS ALL OVER WHEN FILLING TANK....BAD DESIGN AND THOUGHT PUT INTO THIS. ITEM SHOULD BE RECALLED, COST TO REPLACE AT ANY REPAIR SHOP IS UPWARD OF $800.00 CANADIAN. *TR

NHTSA ODI #10585875

Mileage unknown · Apr 29, 2013
Fuel/propulsion System

IDLES TOO FAST

NHTSA ODI #10509912

500 miles · Mar 21, 2013
Power Train

THE MANUAL TRANSMISSION IS EXTREMELY DIFFICULT TO SHIFT FROM FIRST TO SECOND GEAR WHEN COLD. THIS IS A SAFETY ISSUE BECAUSE I NEED TO MAKE A LEFT TURN ONTO A BUSY STREET WHEN THE CAR IS COLD. THE DIFFICULTY IN SHIFTING HAS LEFT ME VULNERABLE AS I CAN'T ACCELERATE AS I INTEND AND I AM IN DANGER OF COLLIDING WITH ONCOMING TRAFFI…

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THE MANUAL TRANSMISSION IS EXTREMELY DIFFICULT TO SHIFT FROM FIRST TO SECOND GEAR WHEN COLD. THIS IS A SAFETY ISSUE BECAUSE I NEED TO MAKE A LEFT TURN ONTO A BUSY STREET WHEN THE CAR IS COLD. THE DIFFICULTY IN SHIFTING HAS LEFT ME VULNERABLE AS I CAN'T ACCELERATE AS I INTEND AND I AM IN DANGER OF COLLIDING WITH ONCOMING TRAFFIC THAT EXPECTS ME TO ACCELERATE AT A REASONABLE RATE. *TR

NHTSA ODI #10503991

142,734 miles · Oct 16, 2012
Fuel/propulsion System

MY GAS FILLER TUBE HAS RUSTED DUE TO THE PLASTIC SHIELD, DIRT AND MOISTURE HAS BEEN TRAPPED ON THIS PART OF MY 01 MUSTANG AND NOW THERE IS A HUGE HOLE ON THE FILLER TUBE. I'VE DONE MY RESEARCH ON A COUPLE FORUMS AND APPARENTLY I'M NOT THE ONLY ONE WITH THIS SAME ISSUE ON MODELS FROM 2000-2004 I'M PRETTY SURE WE ALL KNOW HOW SERI…

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MY GAS FILLER TUBE HAS RUSTED DUE TO THE PLASTIC SHIELD, DIRT AND MOISTURE HAS BEEN TRAPPED ON THIS PART OF MY 01 MUSTANG AND NOW THERE IS A HUGE HOLE ON THE FILLER TUBE. I'VE DONE MY RESEARCH ON A COUPLE FORUMS AND APPARENTLY I'M NOT THE ONLY ONE WITH THIS SAME ISSUE ON MODELS FROM 2000-2004 I'M PRETTY SURE WE ALL KNOW HOW SERIOUS THIS PROBLEM IS SEEING THAT FUEL IS LEAKING TO THE GROUND WHICH IS A FIRE HAZARD AND CAN RESULT IN A FATALITY. *TR

NHTSA ODI #10480676

150,000 miles · Oct 8, 2012
Fuel/propulsion System

WHEN FILLING UP I NOTICED GAS LEAKING FROM MY GAS FILLER NECK IT IS VERY BADLY RUSTED. *TR

NHTSA ODI #10479295

11,530 miles · Sep 4, 2012
Seat Belts

TL* THE CONTACT OWNS A 2001 FORD MUSTANG. THE CONTACT STATED THAT THE VEHICLE FRONT PASSENGER SEAT BELT SENSOR BROKE. THE DEALER WAS NOTIFIED OF THE FAILURE WHO STATED THAT THE VEHICLE WAS NOT UNDER ANY WARRANTY FOR THE FAILURE TO BE REPAIRED AND OFFERED NO ASSISTANCE. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE …

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TL* THE CONTACT OWNS A 2001 FORD MUSTANG. THE CONTACT STATED THAT THE VEHICLE FRONT PASSENGER SEAT BELT SENSOR BROKE. THE DEALER WAS NOTIFIED OF THE FAILURE WHO STATED THAT THE VEHICLE WAS NOT UNDER ANY WARRANTY FOR THE FAILURE TO BE REPAIRED AND OFFERED NO ASSISTANCE. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 111,530 AND THE CURRENT MILEAGE WAS 111,570.

NHTSA ODI #10473756

65,000 miles · Aug 19, 2012
Fuel/propulsion System

FUEL FILLER NECK PIPE RUSTED THROUGH AND THERE WAS A PILE OF GAS UNDER MY CAR AND FUMES OF GAS EVEN AFTER DRIVING HOME. *TR

NHTSA ODI #10471479

70,000 miles · May 30, 2012
Fuel/propulsion System

FUEL FILLER LINE HAS A PLASTIC COVER THAT TRAPS DIRT AGAINST THE METAL FILLER HOSE. THIS RESULTED IN THE METAL FILLER HOSE RUSTING CAUSING A HOLE IN THE LINE. WHEN FILLING UP WITH FUEL THE VEHICLE LEAKS FUEL THROUGH THIS HOLE. WHEN TANK IS FULL FUEL LEAKS THROUGH THIS HOLE WHILE DRIVING. *TR

NHTSA ODI #10460023

Official recalls

1

00V349000 · Parking Brake:conventional

Oct 30, 2000

VEHICLE DESCRIPTION: PASSENGER VEHICLES EQUIPPED WITH MANUAL TRANSMISSIONS. IF A VEHICLE IS PARKED WITH THE PARKING BRAKE NOT FULLY APPLIED AND NOT IN FIRST GEAR, AS DIRECTED IN THE OWNER GUIDE, AND THE SELF ADJUSTMENT PAWL SUBSEQUENTLY SKIPS ONE OR TWO TEETH, THE VEHICLE COULD MOVE ON SOME GRADES.

Consequence & remedy

Consequence: THIS COULD RESULT IN UNINTENDED VEHICLE MOVEMENT AND A VEHICLE CRASH WITHOUT PRIOR WARNING.

Remedy: DEALERS WILL MODIFY THE PARKING BRAKE CONTROL AND INSTALL A PLATE OR OVER-BRACKET TO THE CONTROL TO LOCK THE SELF ADJUST MECHANISM IN POSITION FOLLOWING ADJUSTMENT.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

NHTSA investigations

1

DP05005 · Spark Plug Ejection From Cylinder Head

Opened Sep 22, 2005 · Closed Jan 4, 2006

Status: closed (inferred from source dates) · Engine And Engine Cooling; Engine And Engine Cooling:engine; Engine And Engine Cooling:engine:gasoline

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 NHTSA 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 NHTSA?S LIMITED RESOURCES TO BEST ACCOMPLISH THE AGENCY?S SAFETY MISSION, THE PETITION IS DENIED.

Additional source detail variants (3)

Engine And Engine Cooling:engine

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 NHTSA 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 NHTSA?S LIMITED RESOURCES TO BEST ACCOMPLISH THE AGENCY?S SAFETY MISSION, THE PETITION IS DENIED.

Engine And Engine Cooling:engine:gasoline

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 NHTSA 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 NHTSA?S LIMITED RESOURCES TO BEST ACCOMPLISH THE AGENCY?S SAFETY MISSION, THE PETITION IS DENIED.

Engine And Engine Cooling

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 NHTSA 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 NHTSA?S LIMITED RESOURCES TO BEST ACCOMPLISH THE AGENCY?S SAFETY MISSION, THE PETITION IS DENIED.