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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

Seat Belts complaints

22 reports
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3,000 miles · Feb 1, 2007
Seat Belts

TL*-THE CONTACT STATED THAT THE 2001 FORD MUSTANG PASSENGER SIDE SEAT BELT DIDN'T RELEASE. ON JANUARY 1, 2007 THE SEAT BELT WOULDN'T COME OUT OF THE HOLDER. THE CONTACT NEVER NOTICED THIS BECAUSE NO ONE EVER SAT ON THE PASSENGER SIDE OF VEHICLE. THE LAP AND SHOULDER BELT COULD NOT BE WORN BY ANYONE ON PASSENGER'S SIDE, IT WIL…

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TL*-THE CONTACT STATED THAT THE 2001 FORD MUSTANG PASSENGER SIDE SEAT BELT DIDN'T RELEASE. ON JANUARY 1, 2007 THE SEAT BELT WOULDN'T COME OUT OF THE HOLDER. THE CONTACT NEVER NOTICED THIS BECAUSE NO ONE EVER SAT ON THE PASSENGER SIDE OF VEHICLE. THE LAP AND SHOULDER BELT COULD NOT BE WORN BY ANYONE ON PASSENGER'S SIDE, IT WILL NOT WORK. SHE ALSO STATED THAT THE DRIVER'S SIDE SEAT RETRACTOR ONLY WORKED IF ONE PLAYED WITH IT. THE DRIVER'S SIDE BELT WILL NOT RETRACT INTO THE HOLDER ON ITS OWN. THE CONTACT STATED THAT THE DEALERSHIP HAS INFORMED HER THAT SHE WILL HAVE TO PAY FOR ANY REPAIRS FOR THE SEAT BELT. THERE WAS A RECALL 99V250000 ON FORD MUSTANGS FROM 1999-2000 FOR SEAT BELT FAILURE SHE THOUGHT THAT THE MANUFACTURER SHOULD COMPENSATE THE CONSUMER IN SOME WAY FOR THE SEAT BELT FAILURES. *AK

NHTSA ODI #10181301

23,000 miles · Jan 19, 2006
Seat Belts

I OWN A 2001 FORD MUSTANG AND THE FRONT DRIVER AND PASSENGER SEAT BELTS HAVE BEEN A PROBLEM FOR MORE THAN 3 YEARS. THEY DO NOT RETRACT DUE TO THE CHEAP COMPONENTS USED TO KEEP THEM FROM TWISTING. THIS ALSO CAUSES THEM TO BE LOOSE WHEN WEARING THEM. I HAVE BEEN TO MANY MESSAGE BOARDS ON MUSTANG WEBSITES AND HAVE FOUND THAT MAN…

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I OWN A 2001 FORD MUSTANG AND THE FRONT DRIVER AND PASSENGER SEAT BELTS HAVE BEEN A PROBLEM FOR MORE THAN 3 YEARS. THEY DO NOT RETRACT DUE TO THE CHEAP COMPONENTS USED TO KEEP THEM FROM TWISTING. THIS ALSO CAUSES THEM TO BE LOOSE WHEN WEARING THEM. I HAVE BEEN TO MANY MESSAGE BOARDS ON MUSTANG WEBSITES AND HAVE FOUND THAT MANY PEOPLE HAVE BEEN HAVING THE SAME PROBLEM. I RECENTLY HAD A CONVERSATION WITH A LOCAL DEALERSHIP SERVICE DEPT. MANAGER AND WAS TOLD THAT THEY HAD 2 MUSTANGS IN THAT MONTH FOR THIS REPAIR. MY CAR WAS BEYOND ITS MANUFACTURERS WARRANTY. I WAS TOLD IT WOULD COST $652 FOR PARTS AND LABOR. THEREFORE I HAVE DECIDED NOT TO PAY TO HAVE IT FIXED AND WILL CONTINUE TO DEAL WITH THIS PROBLEM, FIXING THEM TO THE BEST OF WHAT I CAN DO TO MAKE THEM SOMEWHAT FUNCTIONAL. MY OPINION IS THAT THIS IS AN ISSUE WITH THIS CAR THAT FORD NEEDS TO ADDRESS BUT WILL NOT DUE TO THE FACT THAT IT IS THEIR #1 VEHICLE AND RECALL COSTS WOULD BE TO MUCH. *JB

NHTSA ODI #10148141

90,000 miles · Nov 16, 2005
Seat Belts

DT: THE CONTACT STATES THE PASSENGER'S SIDE SEAT BELT DOES NOT WORK PROPERLY. THE VEHICLE HAS NOT BEEN TO A DEALERSHIP FOR REPAIRS. *AK

NHTSA ODI #10142937

30,000 miles · Feb 14, 2005
Seat Belts

THE FRONT SEAT BELT RETRACTOR FAILD. AS A RESULT, THE OCCUPANTS WERE NOT BEING RESTRAINED. CONSUMER STATED THAT WARRANTY ENTITLED HER TO ANY SAFETY RESTRAINT PROBLEMS, FIVE YEARS OR 50,000 MILES. HOWEVER THE DEALER REFUSED TO REPAIR VEHICLE UNDER WARRANTY. IAK

NHTSA ODI #10111481

1,000 miles · Aug 20, 2004
Seat Belts

SEAT BELTS WERE TWISTED INSIDE THE RETRACTOR, MAKING IT VERY DIFFICULT TO USE. THE PROBLEM WAS REPAIRED THEN TWO DAY LATER IT HAPPENED AGAIN. *AK WHEN THE SEAT BELT WERE NOT TWISTED THEY HAD TO BE RETRACTED MANUALLY. *NM

NHTSA ODI #10082153

Mileage unknown · Mar 31, 2004
Air BagsSeat BeltsService Brakes, HydraulicCrashInjury

WHILE DRIVING 65 MPH DRIVER APPLIED THE BRAKES AND PEDAL WENT TO THE FLOOR. DRIVER LOST CONTROL OF THE VEHICLE AND HIT AN EMBANKMENT. DRIVER'S SIDE SEAT BELT BECAME DETACHED. HOWEVER, BOTH AIR BAGS DID NOT DEPLOY. DRIVER SUSTAINED NECK AND BACK INJURIES AND WAS TRANSPORTED BY AMBULANCE TO A HOSPITAL. VEHICLE WAS TOTALED.…

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WHILE DRIVING 65 MPH DRIVER APPLIED THE BRAKES AND PEDAL WENT TO THE FLOOR. DRIVER LOST CONTROL OF THE VEHICLE AND HIT AN EMBANKMENT. DRIVER'S SIDE SEAT BELT BECAME DETACHED. HOWEVER, BOTH AIR BAGS DID NOT DEPLOY. DRIVER SUSTAINED NECK AND BACK INJURIES AND WAS TRANSPORTED BY AMBULANCE TO A HOSPITAL. VEHICLE WAS TOTALED. *AK

NHTSA ODI #10065372

36,000 miles · Mar 31, 2004
Seat Belts

COMPLAINT REGARDING SAFETY ISSUES WITH MUSTANG SEAT BELTS. *MR THERE WERE CONSISTENT PROBLEMS WITH THE SEAT BELTS. THE DEALER PROVIDED TWO SEAT BELT EXTENSIONS TO SOLVE THE PROBLEM. NO FIX WOULD REMEDY THE PROBLEM. *SC

NHTSA ODI #10053544

Mileage unknown · Jan 4, 2004
Seat Belts

SEAT BELT PROBLEMS WITH A 2001 FORD MUSTANG. FAXED A LETTER TO DOT DECEMBER 17, 2003 RELATIVE TO THE SEAT BELTS NOT FUNCTIONING PROPERLY. INQUIRING IF YOU HAVE RECEIVED THE FAXED LETTER AND IF THERE WAS RESPONSE TO THE PROBLEM? INCIDENT DATE DOES NOT APPLY DUE TO THE PROBLEM HAS BEEN CONSTANT SINCE THE VEHICLE WAS PURCHASED. …

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SEAT BELT PROBLEMS WITH A 2001 FORD MUSTANG. FAXED A LETTER TO DOT DECEMBER 17, 2003 RELATIVE TO THE SEAT BELTS NOT FUNCTIONING PROPERLY. INQUIRING IF YOU HAVE RECEIVED THE FAXED LETTER AND IF THERE WAS RESPONSE TO THE PROBLEM? INCIDENT DATE DOES NOT APPLY DUE TO THE PROBLEM HAS BEEN CONSTANT SINCE THE VEHICLE WAS PURCHASED. *LA THANK YOU, EDWARD GLIHA

NHTSA ODI #10052331

Mileage unknown · Jan 30, 2003
Seat Belts

THE FRONTAL SEAT BELT HAS A LOOP AND WILL NOT RETRACT BACK TO THE SPACE AND WILL GET STUCK. PLEASE FILL IN ADDITIONAL INFORMATION DEALER IS AWARE OF THE PROBLEM. TS

NHTSA ODI #10006036

Mileage unknown · May 14, 2002
Seat BeltsCrashInjury

VEHICLE WAS HIT HEAD ON WHILE DRIVING 5-10 MPH, SEATBELT DID NOT RESTRAIN DRIVER, SHE HIT HER HEAD ON WINDSHIELD. DAMAGE TO VEHICLE UNKNOWN AT THIS TIME.*AKI

NHTSA ODI #8009823

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.