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2003 Lincoln Navigator

Owner reports · Recalls · Investigations

More warning signs than most Navigator years

Owner complaints for the 2003 Lincoln Navigator are substantially higher than the model-year median of 30.

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When problems were reported

Mileage at the reported incident

91 reports with mileage · 36 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.

  • Suspension. Review the 38 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Electrical System. Review the 22 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Structure. Review the 18 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

6 crash reports3 fire reports11 injury reports

Electrical System complaints

22 reports
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247,000 miles · Apr 22, 2026
Electrical System

Odometer Fraud. The contact purchased a 2003 Lincoln Navigator. It was discovered that there was a mileage discrepancy. The vehicle was a private sale. At the time of purchase, the vehicle mileage was 160,000. The contact reset the mileage, and the display showed 247,000. The contact had not contacted any other agencies. The VIN…

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Odometer Fraud. The contact purchased a 2003 Lincoln Navigator. It was discovered that there was a mileage discrepancy. The vehicle was a private sale. At the time of purchase, the vehicle mileage was 160,000. The contact reset the mileage, and the display showed 247,000. The contact had not contacted any other agencies. The VIN was not available.

NHTSA ODI #11732915

175,000 miles · Mar 23, 2019
Electrical SystemExterior Lighting

TAKATA RECALL !!! I HAVE A 2003 LINCOLN NAVIGATOR THAT HAS THE SAME ISSUE WITH THE REVERSE LIGHTS SAME RECALL ISSUE AS THE 2012 NAVIGATOR ALSO THE CAR WHEN IT'S IN PARK WON'T ENGAGE WHEN THE BREAK PEDAL IS APPLIED TO UNLOCK THE GEARING TO REVERSE NUTURAL DRIVE 1ST AND 2ED GEAR IT WON'T HUGE SAFETY WITH THE REVERSE LIGHTS I ALMO…

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TAKATA RECALL !!! I HAVE A 2003 LINCOLN NAVIGATOR THAT HAS THE SAME ISSUE WITH THE REVERSE LIGHTS SAME RECALL ISSUE AS THE 2012 NAVIGATOR ALSO THE CAR WHEN IT'S IN PARK WON'T ENGAGE WHEN THE BREAK PEDAL IS APPLIED TO UNLOCK THE GEARING TO REVERSE NUTURAL DRIVE 1ST AND 2ED GEAR IT WON'T HUGE SAFETY WITH THE REVERSE LIGHTS I ALMOST HAD AN ACCIDENT BECAUSE OTHER DRIVERS ARE NOT AWARE I'M REVERSING ISSUE STARTED TWO MONTHS AGO AND I STOPPED DRIVING IT BECAUSE I ALMOST GET INTO ACCIDENTS WITH OUT THE REVERSE LIGHTS WONDER IF THIS IS A COMMON SAFETY CONSENT FOR A RECALL.

NHTSA ODI #11191091

Mileage unknown · Nov 11, 2014
Electrical SystemExterior LightingSuspension

MY ROOF-MOUNTED DVD PLAYER HAS NEVER WORKED BUT STILL MAKES NOISES WHEN CAR IS CRUNK UP OR SWITCHED OFF, MY BATTERY ALL OF A SUDDEN WENT DEAD (CAR WOULD NOT CRANK), HEADLIGHTS HAVE SHORTS IN THEM...AFTER REPLACING $100 BULBS, I FOUND OUT IF I TURN THE LIGHTS OFF AND BACK ON, THE BULB WILL COME BACK ON, CHECK PARK ASSIST LIGHT A…

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MY ROOF-MOUNTED DVD PLAYER HAS NEVER WORKED BUT STILL MAKES NOISES WHEN CAR IS CRUNK UP OR SWITCHED OFF, MY BATTERY ALL OF A SUDDEN WENT DEAD (CAR WOULD NOT CRANK), HEADLIGHTS HAVE SHORTS IN THEM...AFTER REPLACING $100 BULBS, I FOUND OUT IF I TURN THE LIGHTS OFF AND BACK ON, THE BULB WILL COME BACK ON, CHECK PARK ASSIST LIGHT AND ALARMS COME ON EVERY TIME THE VEHICLE IS PUT IN REVERSE, AND MY SUSPENSION WILL NOT LET THE VEHICLE UP WHEN THE WEATHER IS COLD. *TR

NHTSA ODI #10654284

199,000 miles · Mar 13, 2012
Electrical SystemEngine And Engine CoolingVehicle Speed ControlFire

LOSS OF BRAKE FLUID, LEAKED THROUGH TO CRUISE DEACTIVATION SWITCH INTO CRUISE SYSTEMS AND ELECTRICAL COMPONENTS CAUSING CORROSION WHICH CAUSED A SHORT. HAD TROUBLE WITH CRUISE CONTROL WORKING OVER TIME LEAD TO HIGHER FLOW OF CURRENT THAT OVERHEATED AND CAUSED FIRE AT SWITCH UNDER HOOD. FORD SPEED CONTROL DEACTIVATION SWITCH FI…

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LOSS OF BRAKE FLUID, LEAKED THROUGH TO CRUISE DEACTIVATION SWITCH INTO CRUISE SYSTEMS AND ELECTRICAL COMPONENTS CAUSING CORROSION WHICH CAUSED A SHORT. HAD TROUBLE WITH CRUISE CONTROL WORKING OVER TIME LEAD TO HIGHER FLOW OF CURRENT THAT OVERHEATED AND CAUSED FIRE AT SWITCH UNDER HOOD. FORD SPEED CONTROL DEACTIVATION SWITCH FIRE. THE FIRE ORIGINATED IN THE AREA WHERE THE SPEED CONTROL DEACTIVATION SWITCH IS LOCATED (LEFT REAR CORNER OF THE ENGINE COMPARTMENT AT THE MASTER CYLINDER. THERE WAS EVIDENCE OF SPEED CONTROL DEACTIVATION SWITCH FAILURE PRIOR TO THE FIRE INCLUDING INOPERABLE SPEED CONTROL, REPEATED DIFFICULTY SHIFTING OUT OF PARK. *TR

NHTSA ODI #10451552

76,000 miles · Jun 22, 2011
Electrical SystemSuspension

TL* THE CONTACT OWNS A 2003 LINCOLN NAVIGATOR. THE CONTACT STATED WHILE DRIVING 35 MPH THE VEHICLE SHUT OFF WITHOUT WARNING. THE CONTACT HAD TAKEN THE VEHICLE TO THE DEALER REGARDING THE ELECTRICAL SYSTEM AND THEY STATED THE ENTIRE FUSE BOX NEEDED TO BE REPLACED. THE CONTACT STATED THE SUSPENSION WAS ALSO DEFECTIVE AND THE AIR …

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TL* THE CONTACT OWNS A 2003 LINCOLN NAVIGATOR. THE CONTACT STATED WHILE DRIVING 35 MPH THE VEHICLE SHUT OFF WITHOUT WARNING. THE CONTACT HAD TAKEN THE VEHICLE TO THE DEALER REGARDING THE ELECTRICAL SYSTEM AND THEY STATED THE ENTIRE FUSE BOX NEEDED TO BE REPLACED. THE CONTACT STATED THE SUSPENSION WAS ALSO DEFECTIVE AND THE AIR BAGS WERE DEFLATING. THE DEALER STATED THE AIR BAG FOR THE SUSPENSION NEEDS TO BE REPLACED. THE FAILURE MILEAGE WAS 76,000.

NHTSA ODI #10408572

108,000 miles · Dec 22, 2010
Electrical SystemElectronic Stability Control (esc)Engine And Engine Cooling

MY 2003 LINCOLN NAVIGATOR HAS SHUT DOWN COMPLETELY THREE TIMES IN THE LAST 6 WEEKS. TWO OF THE OCCASIONS HAPPENED ON THE INTERSTATE WHILE DRIVING ABOUT 55 MPH, THE THIRD INSTANCE HAPPENED IN MY SUBDIVISION DRIVING LESS THAN 30 MPH. AFTER PULLING THE TRUCK OVER TO THE SIDE FOR SAFETY THE TRUCK WILL NOT START IMMEDIATELY BUT WILL …

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MY 2003 LINCOLN NAVIGATOR HAS SHUT DOWN COMPLETELY THREE TIMES IN THE LAST 6 WEEKS. TWO OF THE OCCASIONS HAPPENED ON THE INTERSTATE WHILE DRIVING ABOUT 55 MPH, THE THIRD INSTANCE HAPPENED IN MY SUBDIVISION DRIVING LESS THAN 30 MPH. AFTER PULLING THE TRUCK OVER TO THE SIDE FOR SAFETY THE TRUCK WILL NOT START IMMEDIATELY BUT WILL START AFTER RESTING ABOUT 7 MINUTES. WHEN THE TRUCK SHUTS DOWN SEVERAL LIGHTS ON THE DASHBOARD LIGHT UP. I EXPLAINED THE ISSUE AS WELL AS I COULD TO MY LOCAL FORD / LINCOLN DEALERSHIP IN MADISON, TN BUT THEY COULD NOT FIND ANY ISSUES WITH IT SAYING THAT NO CODES WERE SHOWING. I ALSO TOOK THE TRUCK TO A GOODYEAR SERVICE REPAIR IN BRENTWOOD, TN BUT THEY ALSO COULD NOT DIAGNOSE THE PROBLEM. AFTER SEARCHING FOR THIS TYPE OF ISSUE ON THE INTERNET I FOUND NUMEROUS CUSTOMERS THAT HAVE HAD A SIMILAR EXPERIENCE, SOME SAYING THAT THE ISSUE IS RELATED TO THE "FAIL SAFE" SECURITY OPTION KICKING IN WHILE A PERSON IS DRIVING. THE ISSUE OF HAVING MY TRUCK SHUT DOWN COMPLETELY ON THE INTERSTATE IS DANGEROUS AND I WOULD APPRECIATE HELP ON GETTING THE ISSUE RESOLVED AS SOON AS POSSIBLE.

NHTSA ODI #10372802

30,000 miles · Jul 19, 2010
Electrical SystemService Brakes, Hydraulic

TL*THE CONTACT OWNS A 2003 LINCOLN NAVIGATOR. WHENEVER THE BRAKE WERE APPLIED THE VEHICLE WOULD VIBRATE AND SHAKE EXCESSIVELY. THERE WERE SEVERAL ELECTRICAL FAILURES TO INCLUDE THE ELECTRONIC CLUSTER IN THE ODOMETER. THE MANUFACTURER WAS CONTACTED AND ADVISED HER TO TAKE THE VEHICLE TO THE DEALER TO HAVE THE FAILURES REPAIRED. T…

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TL*THE CONTACT OWNS A 2003 LINCOLN NAVIGATOR. WHENEVER THE BRAKE WERE APPLIED THE VEHICLE WOULD VIBRATE AND SHAKE EXCESSIVELY. THERE WERE SEVERAL ELECTRICAL FAILURES TO INCLUDE THE ELECTRONIC CLUSTER IN THE ODOMETER. THE MANUFACTURER WAS CONTACTED AND ADVISED HER TO TAKE THE VEHICLE TO THE DEALER TO HAVE THE FAILURES REPAIRED. THE FAILURE AND CURRENT MILEAGES WERE 30,000.

NHTSA ODI #10343970

55,000 miles · Feb 11, 2010
Electrical SystemPower TrainStructure

VEHICLE WAS PURCHASED AT MARSHALL BROS IN NEW ORLEANS, VEHICLE WAS SOLD AS A CERTIFIED VEHICLE. VEHICLE HAD TO HAVE A NEW TRANSMISSION INSTALLED 2 MONTHS AFTER VEHICLE PURCHASED. VEHICLE WAS SOLD WITH THE PROBLEM KNOWN TO DEALERSHIP. WORKER AT LOCATION STATED THEY KNEW IT AND WHEN WE PURCHASED VEHICLE, THEY INSISTED ON US BUYING…

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VEHICLE WAS PURCHASED AT MARSHALL BROS IN NEW ORLEANS, VEHICLE WAS SOLD AS A CERTIFIED VEHICLE. VEHICLE HAD TO HAVE A NEW TRANSMISSION INSTALLED 2 MONTHS AFTER VEHICLE PURCHASED. VEHICLE WAS SOLD WITH THE PROBLEM KNOWN TO DEALERSHIP. WORKER AT LOCATION STATED THEY KNEW IT AND WHEN WE PURCHASED VEHICLE, THEY INSISTED ON US BUYING AN EXTENDED WARRANTY SINCE IT WAS USED. INSISTED TO THE POINT OF GIVING POLICY AT COST, THIS WAS DUE TO KNOWN PROBLEM, TRANSMISSION CASE AND UNIT WAS SO BADLY DAMAGED THAT IT COULD NOT HAVE BEEN MISSED. PREVIOUS OWNER CONTACTED AND STATED THEY TOLD DEALERSHIP OF PROBLEM. ALSO SINCE VEHICLE WAS OWNED ELECTRICAL SYSTEM HAS GONE HAYWIRE, BATTERY NOT CHARGING PERIODICALLY, ALARM AND LIGHTS OPERATING ON THEIR OWN,LIGHTS STAYING ON, COMING ON AT NIGHT, RADIO STAYING ON DEALERSHIP STATED THEY COULD NOT FIND ANYTHING WRONG WHEN BROUGHT IN FOR ISSUES, THEY KEPT VEHICLE FOR THREE DAYS. HAPPENED SEVERAL MORE TIMES, SAME STATEMENT BY DEALER. I RESEARCHED PROBLEM ON INTERNET AND DISCOVERED TSB'S ON SAME PROBLEMS, BUT NO RECALL. BUT TSBS HAVE EXISTED SINCE 2004, DEALER KNEW WINDSHIELD LEAKS INTO COMPUTER AND MOONROOF CAN LEAK CAUSING SAME PROBLEM, DEALERSHIP DIDN'T FIX ANYTHING, THEN WHEN OUT OF WARRANTY DEALERSHIP STATES KNOWN ISSUE AND FUSE PANEL NEEDS REPLACING AT COST OF $4,000 . THIS SHOULD BE A RECALL AFTER MY RESEARCH AND SINCE THE DEALERSHIPS ARE DOING EVERYTHING THEY CAN INCLUDING LYING AND SELLING VEHICLES WITH KNOWN PROBLEMS. BBB WAS CONTACTED AND IN PROCESS OF HAVING PRESS INVOLVED. PLEASE LOOK AT ALL COMPLAINTS ON ISSUE AND MAKE A RECALL NECESSARY. THIS IS A DANGEROUS PROBLEM, VEHICLES WRECKING, PUTTING DRIVERS IN DANGEROUS SITUATIONS. *TR

NHTSA ODI #10308848

57,000 miles · Feb 23, 2009
Electrical System

BOUGHT A 2003 NAVIGATOR USED IN JANUARY OF 2007. EVER SINCE THEN, THE VEHICLE HAS BEEN EXPERIENCING ELECTRICAL PROBLEMS AS IN WINDOWS GO UP WHEN YOU PUSH DOWN, THE ELECTRONIC LIFTGATE DOESN'T ALWAYS WORK, THE REAR ELECTRONIC SEATS DON'T ALWAYS WORK, THE ODOMETER READS 0 MILES TO EMPTY WHEN I HAVE A FULL TANK, FRONT AIR SUSPENSI…

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BOUGHT A 2003 NAVIGATOR USED IN JANUARY OF 2007. EVER SINCE THEN, THE VEHICLE HAS BEEN EXPERIENCING ELECTRICAL PROBLEMS AS IN WINDOWS GO UP WHEN YOU PUSH DOWN, THE ELECTRONIC LIFTGATE DOESN'T ALWAYS WORK, THE REAR ELECTRONIC SEATS DON'T ALWAYS WORK, THE ODOMETER READS 0 MILES TO EMPTY WHEN I HAVE A FULL TANK, FRONT AIR SUSPENSION HAS GONE TWICE NOW DUE TO AN ELECTRONICALLY SENSOR, POWER LOCKS HAVEN'T WORKED. *TR

NHTSA ODI #10259690

67,000 miles · Feb 10, 2009
Electrical SystemFire

HAD SMOKE IN PASSENGER AREA OF CAR. DEALERSHIP STATES IT WAS INSTRUMENT CLUSTER, BUT HAS BEEN UNABLE TO FIND AN INSTRUMENT CLUSTER FOR VEHICLE TO THIS DATE AND STATES THEY ARE "BACKORDERED:. *TR

NHTSA ODI #10258160

Official recalls

0

No recalls in this snapshot.

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.