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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

Power Train complaints

16 reports
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146,000 miles · Sep 3, 2018
Electrical SystemEnginePower TrainCrash

WHERE IT SHOWS HOW MANY MILES IT'S DIGITAL AND IT CONSTANTLY GOES OFF. SMELLS OF GASOLINE AND LIKE SOMETHING IS BURNING EVERY TIME DRIVE IT. HAS A VERY ROUGH IDLE AND WHEN A /C IS ON THE CAR HAS ABSOLUTELY NO POWER, ALSO BURNS GAS VERY QUICK. EXTERIOR HEAD LIGHTS LIGHTS ARE DIM AND I JUST INSTALLED NEW ONE YET STILL DIM

NHTSA ODI #11124181

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

20,675 miles · Sep 25, 2007
Power Train

2001 COBRA HAS BAD SYNCHROS AND A BAD GEAR. THE FORD DEALERSHIP STATED THAT THE CAR HAD MORE THAN ONE BAD SYNCHRO AND 2ND GEAR WAS BAD. ONLY 20K MILES ON CAR. THE HEADLINER CAME DOWN AS WELL. *JB

NHTSA ODI #10204112

4 miles · Jan 15, 2004
Engine And Engine CoolingPower Train

THE MAIN PROBLEM IS THE TRANSMISSION FAILURES. IT HAS GONE OUT THREE TIMES ALL IN THE SAME MANNER. THE CAR IN BONE STOCK AND ONLY HAS 13,800 MILES ON IT. THE THIRD TIME A FIELD DISTRICT ENGINEER SUPPOSEDLY EXAMINED IT AND SAID THE THE PARTS AND WORKMANSHIP APPEAR TO BE FINE WITH NO FLAWS AND DECLINED MY WARRANTY CLAIM. I HAVE BE…

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THE MAIN PROBLEM IS THE TRANSMISSION FAILURES. IT HAS GONE OUT THREE TIMES ALL IN THE SAME MANNER. THE CAR IN BONE STOCK AND ONLY HAS 13,800 MILES ON IT. THE THIRD TIME A FIELD DISTRICT ENGINEER SUPPOSEDLY EXAMINED IT AND SAID THE THE PARTS AND WORKMANSHIP APPEAR TO BE FINE WITH NO FLAWS AND DECLINED MY WARRANTY CLAIM. I HAVE BEEN THROUGH THE DISPUTE SETTLEMENT BOARD AND THE KS ATTORNEY GENERAL WITH NO POSITIVE OUTCOME. I DON'T UNDERSTAND THIS ACTION ESPECIALLY SINCE I WORK FOR FORD(KANSAS CITY ASSEMBLY PLANT)I HAVE RESEARCHED THIS PROBLEM AND FOUND OUT THAT THERE WEERE PROBLEMS WITH THE '01 TRANSMISSIONS AS PER THE TECHNICAL SERVICE BULLETINS, TSB# 14879 NHTSA# SB620176, SO IT APPEARS THAT DEARBORN ASSEMBLY AND FORD KNOW OF THIS PROBLEM BUT YET I'M STILL GETTING RESISTANCE????????????

NHTSA ODI #10070279

Mileage unknown · May 20, 2003
Power Train

THE VEHICLE JUMPED OUT OF GEAR WHILE DRIVING. *JB

NHTSA ODI #10020191

Mileage unknown · Aug 6, 2002
Power Train

VEHICLE WAS INVOLVED IN A FRONTAL COLLISION. TOOK VEHICLE TO DEALER, AND DEALER REPLACED SOME PARTS OF TRANSMISSION. EVERY 3000 MILES TRANSMISSION STARTED SLIPPING, THEN, GAUGE WAS STUCK WITH RPMS AT 3, NO MATTER IF VEHICLE WAS STOPPED OR DRIVING. PLEASE PROVIDE ANY FURTHER INFORMATION.*AK

NHTSA ODI #8015649

Mileage unknown · Jul 12, 2002
Power TrainVehicle Speed Control

SPECIAL GAS/BRAKE/CLUTCH PEDALS IN MUSTANG GT BULLITT EDITION (ONLY) CAN SLIP OUT FROM UNDER FOOT WHEN FOOT PRESSURE IS APPLIED IN WET AND ESPECIALLY SOAPY CONDITIONS (I.E. CAR WASH). CLUTCH PEDAL IS ESPECIALLY PRONE TO SLIPPAGE. RUBBER NUBS ON PEDALS CAN ALSO COME OFF WITH CERTAIN SHOES, REDUCING FOOT-PEDAL FRICTION FURTHER.*AK

NHTSA ODI #764129

Mileage unknown · Jun 10, 2002
Power Train

THIS IS THE 2ND MUSTANG 5SPD TRANSMISSION I HAVE PURCHASED THROUGH THE DEALERSHIP AND FORD THAT HAS THE SAME PROBLEM. CONCERNS OF VIBRATION FELT THROUGH THE SEATS,FLOOR,AND STEERING WHEEL WHILE TRAVELING AT HIGHWAY SPEEDS! BEING THE 2ND VEHICLE, I HAVE BEEN BATTLEING THE DEALERSHIP FOR A WHOLE YEAR AND HAVE JUST NOW BEEN GIVEN T…

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THIS IS THE 2ND MUSTANG 5SPD TRANSMISSION I HAVE PURCHASED THROUGH THE DEALERSHIP AND FORD THAT HAS THE SAME PROBLEM. CONCERNS OF VIBRATION FELT THROUGH THE SEATS,FLOOR,AND STEERING WHEEL WHILE TRAVELING AT HIGHWAY SPEEDS! BEING THE 2ND VEHICLE, I HAVE BEEN BATTLEING THE DEALERSHIP FOR A WHOLE YEAR AND HAVE JUST NOW BEEN GIVEN THE OPPORTNITY TO MEET WITH A FORD REP.THE POBLEM HAS BEEN OVERSEEN BY A FORD TECH. TWICE WITH A REPLACEMENT OF DRIVESHAFT TWICE WHICH STILL HASN'T RESOLVED THE PROBLEM.I HAVE TESTIMONY FROM OTHR SERVICE REPS WITH OTHER DEALERSHIPS THAT STATE THEY FEEL THERE IS A PROBLEM WITH THE CAR AND IT IS NOT THE TIRES!(VIBRATION THAT IS) ALSO MANGR. AND TECHS.AT A GOODYEAR TIRE SHOP.THE DEALERSHIP"S SHOP FOREMAN FELT THE ABNORMAL VIBRATION ON A TESTDRIVE WITH ME AND FELT IT WAS OUT OF THE ORDINARY,HOWEVER, HIS SERVICE MANGR. LATER WENT ON TEST DRIVE AND STATED THAT HE FELT THERE WAS NO PROBLEM. ALSO THE FORD REP. TESTDROVE THE CAR AND STATED HE FELT NO PROBLEM EITHER!. THE CAR HAS BEEN REPAIRED IN THE PAST YEAR OVER 9 TIMES FOR THE VIBRATION! SO THERE WAS A PRECEDENT ALREADY SET BEFORE THE FORD REP. GOT INVOLVED. MY CONCERN IS THAT I STILL HAVE A VEHICLE THAT HAS ANABNORMAL VIBRATION WHILE TRAVELING BETWEEN 65-75MPH ON HIGHWAY, IT HAS BEEN DOCUMENTED BY ME, THE DEALERSHIP,AND FORD. THE VIBRATION KEEPS COMING BACK AND I HAVEBEEN TOLD BY REPUTABLE SOURCES THAT IT COULD BE A SAFETY ISSUE DUE TO THE AMOUNT OF ABNORMAL WEAR THAT CAN HAPPEN TO MY TIRES FROM THIS ABNORMAL VIBRATION I TOLD THIS TO FORD, MANY MONTHS AGO, SO THEY SWITCHED MY TIRES, INCLUDING THE BRAND(FROM GOODYEAR TO MICHELLINS)WHEN THE FORD REP. WAS ASKED THE QUESTION BY ME HOW IS IT THAT TH DEALER'S SHOP FOREMAN FELT THE ABNORMAL VIBRATION AND HE DIDN'T, HIS RESPONSE WAS THAT IT ALL ENDED WITH HIM NO MATTER WHO FOUND WHAT!!!THIS PROBABLY SEEMS VERY CONVOLUDED BUT I AM JUST EXPRESSING MY CONCERNS WITH REGARDS TO MY SAFETY ,AS WELL AS THE SAFETY OF MY FELLOW CONSUMERS. THANK YOU, [XXX]. *AK PARTS OF THIS DOCUMENT HAVE BEEN REDACTED TO PRO

NHTSA ODI #762861

Mileage unknown · Apr 30, 2002
Engine And Engine CoolingPower TrainVehicle Speed Control

UNDER LIGHT TO MODERATE ACELERATION A SHUDDER OR BUCKING IS FELT IN 3RD GEAR SPEED IS BETWEEN 30 AND 45 MPH . THE DEALER REPLACED EGR. AND MASS AIRFLOW AND THE AUTOMATIC TRANSMISSION PROBLEM STILL IS PRESENT. *AK

NHTSA ODI #761387

Mileage unknown · Mar 24, 2002
Power Train

THIS VEHICLE IS A LEMON. FORD KNOWS THE TRANSMISSIONS ARE BAD, BUT WON'T DO ANYTHING. *AK

NHTSA ODI #759752

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.