NHTSA owner reports · September 18, 2026 snapshot.
Power Train complaints
335 reportsClear category filter89,583 miles · Nov 3, 2006
Electrical SystemPower Train
I BOUGHT A 2003 FORD EXPLORER THE END OF APRIL 2006 AT TIME OF PURCHASE ABS LIGHT WAS ON- DEALER FIXED PROBLEM WITHIN FIRST 1 1/2 WEEKS OF PURCHASE AFTER ORDERING A PART. NOW 6 MONTHS AFTER PURCHASE THE CHECK ENGINE AND O/D LIGHT COME ON UNEXPECTANTLY. WITHIN 1 WEEK OF LIGHTS COMING ON CAR STOPS ON ME UNEXPECTANTLY. WHEN TAKEN T…
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I BOUGHT A 2003 FORD EXPLORER THE END OF APRIL 2006 AT TIME OF PURCHASE ABS LIGHT WAS ON- DEALER FIXED PROBLEM WITHIN FIRST 1 1/2 WEEKS OF PURCHASE AFTER ORDERING A PART. NOW 6 MONTHS AFTER PURCHASE THE CHECK ENGINE AND O/D LIGHT COME ON UNEXPECTANTLY. WITHIN 1 WEEK OF LIGHTS COMING ON CAR STOPS ON ME UNEXPECTANTLY. WHEN TAKEN TO A REPAIR SHOP FOR I AM TOLD I NEED A NEW ALTERNATOR AND A REBUILT TRANSMISSION AS THE SUV SLIPS OUT OF 2ND AND 5TH GEARS. I DIDN'T PURCHASE AN EXTENDED WARRANTY DUE TO THINKING IT WAS STILL UNDER ORIGINAL WARRANTY AND JUST PURCHASED. I FELT THE DEALERSHIP SHOULD HAVE OVERHAULED THE VEHICLE AND MADE SURE EVERYTHING WAS WORKING UP TO PAR. I NOW HAVE A REPAIR BILL OF ALMOST $2000 AND DON'T FEEL RESPONSIBLE FOR IT.
NHTSA ODI #10172525
86,739 miles · Oct 27, 2006
Power Train
2003 FORD EXPLORER XLT TORQUE CONVERTER CAUSES TRANSMISSION TO LURCH AND SLIP UNEXPECTEDLY. FEARFUL OF DRIVING THIS VEHICLE BECAUSE THE TRANSMISSION MIGHT LOCK UP. FORD IS AWARE THIS IS A COMMON PROBLEM WITH THEIR 2002 AND LATER MODELS. *NM
NHTSA ODI #10172020
13,000 miles · Oct 22, 2006
Power Train
HAVE A 2003 FORD EXPLORER EDDIE BAUER EDITION. AT 13,000 MILES MY TRANSMISSION STOPPED WORKING. HAD TO TOW MY CAR TO A FORD DEALERSHIP. THEIR INITIAL ASSESSMENT WAS THAT MY TRANSMISSION WAS COMPLETELY BROKEN DUE TO A "FACTORY DEFAULT". THEY SAID THEY WOULD HAVE TO REPLACE MY ENTIRE TRANSMISSION. AFTER 3 WEEKS, THE DEALERSHI…
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HAVE A 2003 FORD EXPLORER EDDIE BAUER EDITION. AT 13,000 MILES MY TRANSMISSION STOPPED WORKING. HAD TO TOW MY CAR TO A FORD DEALERSHIP. THEIR INITIAL ASSESSMENT WAS THAT MY TRANSMISSION WAS COMPLETELY BROKEN DUE TO A "FACTORY DEFAULT". THEY SAID THEY WOULD HAVE TO REPLACE MY ENTIRE TRANSMISSION. AFTER 3 WEEKS, THE DEALERSHIP STATED THEY COULD NOT FIND THE PROBLEM, MADE NO REPAIRS AND DID NOT REPLACE MY TRANSMISSION. THEY SAID THE PROBLEM MYSTERIOUSLY FIXED ITSELF. NOW AT 28,000 MILES, MY TRANSMISSION IS SLIPPING EVERYTIME INTO 3RD GEAR, SOMETIMES JUST REVVING INSTEAD OF GOING AND THEN JERKING VERY HARD INTO GEAR. FORD DEALERSHIP STATES THEY CAN'T FIND A PROBLEM. I HAVE HEARD THE SAME COMPLAINT ABOUT FORD EXPLORERS AFTER 2002 AND TRANSMISSIONS GOING OUT TOO EARLY. FORD NEEDS TO OWN UP TO THE PROBLEM AND RECALL THOSE PARTS. IT FEELS AS IF THEY ARE BLOWING ME OFF UNTIL MY WARRANTY EXPIRES SO THEY WON'T HAVE TO FIX MY CAR. I AM SCARED DRIVING DOWN THE HIGHWAY THAT I WILL GET REAR ENDED EVERY TIME MY TRANSMISSION SLIPS AND GOES INTO NEUTRAL. I HAVE HAD A FEW CLOSE CALLS. I AM GOING BACK ON MONDAY, STILL TRYING TO GET THEM TO FIX MY CAR... *NM
NHTSA ODI #10171521
62,468 miles · Aug 21, 2006
Power Train
2003 FORD EXPLORER 63,000 MILES OD LIGHT STARTED FLASHING 2 DAYS AGO. TOOK IT TO FORD DEALERSHIP THEY RAN A CHECK ON IT AND THE CODE CAME UP: PO741-TORQUE CONVERTER CLUTCH SOLENOID INTER/MECHANICAL FAILURE. I WAS TOLD THEY WOULD REPLACE THE SOLENOID PACK AND THAT IT WOULD BE 218.00 PLUS LABOR. WENT TO PICK IT UP 3 HOURS LATER AN…
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2003 FORD EXPLORER 63,000 MILES OD LIGHT STARTED FLASHING 2 DAYS AGO. TOOK IT TO FORD DEALERSHIP THEY RAN A CHECK ON IT AND THE CODE CAME UP: PO741-TORQUE CONVERTER CLUTCH SOLENOID INTER/MECHANICAL FAILURE. I WAS TOLD THEY WOULD REPLACE THE SOLENOID PACK AND THAT IT WOULD BE 218.00 PLUS LABOR. WENT TO PICK IT UP 3 HOURS LATER AND WAS TOLD THE TRANSMISSION NEEDS TO BE REPLACED. THIS VEHICLE WAS BOUGHT NEW AND SHOULD NOT NEED A TRANSMISSION REPLACED! *NM
NHTSA ODI #10166157
50,611 miles · Aug 20, 2006
Power Train
LESS THAN 2 YRS AFTER PURCHASE OF A NEW 2003 FORD EXPLORER EDDIE BOWER 4X4 V8 FROM A DEALER, THE TRANSMISSION STARTED GRINDING AND SLIPPING. DEALER SERVICE RECORDS DOCUMENTED MY CONCERNS AND THEIR INABILITY/UNWILLINGNESS TO DIAGNOSE THE PROBLEM DUE TO THE LACK OF A "SERVICE WARNING" LIGHT. SUBSEQUENT VISITS WITH THE SAME ISSUE B…
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LESS THAN 2 YRS AFTER PURCHASE OF A NEW 2003 FORD EXPLORER EDDIE BOWER 4X4 V8 FROM A DEALER, THE TRANSMISSION STARTED GRINDING AND SLIPPING. DEALER SERVICE RECORDS DOCUMENTED MY CONCERNS AND THEIR INABILITY/UNWILLINGNESS TO DIAGNOSE THE PROBLEM DUE TO THE LACK OF A "SERVICE WARNING" LIGHT. SUBSEQUENT VISITS WITH THE SAME ISSUE BROUGHT SIMILAR RESULTS FROM THE DEALER. WARRANTY EXPIRED LESS THAN ONE YEAR BEFORE I FINALLY GOT A WARNING LIGHT AND THE NEWS FROM MY DEALER WAS THAT IT MEANT I NEEDED A NEW TRANSMISSION FOR JUST UNDER $6500. WITH ABSOLUTELY NO HELP FROM ANY LEVEL OF FORD CUSTOMER SERVICE, I HAD THE TRANSMISSION REPLACED FOR JUST OVER $3000 - OBVIOUSLY NOT BY FORD. *NM
NHTSA ODI #10166035
52,179 miles · Aug 15, 2006
EquipmentPower TrainService Brakes, Hydraulic
4 ITEMS 1 - HAVE OWNED THE 2003 FORD EXPLORER FOR 7 MONTHS. WHILE TEST DRIVING, I NOTICED A HUM NOISE COMING FROM REAR TIRES. WAS TOLD IT WAS TREAD NOISE. WE TOOK IT FOR OIL CHANGE AT VERY WELL RESPECTED NATIONAL AUTOMOTIVE SERVICE SHOP. I WAS INFORMED I NEEDED TO REPLACE THE REAR HUB ASSEMBLY THAT IS WAS CRITICALLY BROKEN.…
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4 ITEMS 1 - HAVE OWNED THE 2003 FORD EXPLORER FOR 7 MONTHS. WHILE TEST DRIVING, I NOTICED A HUM NOISE COMING FROM REAR TIRES. WAS TOLD IT WAS TREAD NOISE. WE TOOK IT FOR OIL CHANGE AT VERY WELL RESPECTED NATIONAL AUTOMOTIVE SERVICE SHOP. I WAS INFORMED I NEEDED TO REPLACE THE REAR HUB ASSEMBLY THAT IS WAS CRITICALLY BROKEN. WAITING TO CONTACT LOCAL FORD DEALER FOR RESOLUTION BASED ON TSB RESEARCH I HAVE DONE. 2 - WHINING NOISE FROM AIR CONDITIONER WHEN ACCELERATING. DON'T REALLY KNOW WHAT IS GOING ON. SAW THIS ALSO ON TSB. CONTACTING LOCAL FORD DEALERSHIP. 3 - ABS LIGHT RANDOMLY COMES ON. DON'T KNOW WHY AND NO PATTERN TO WHEN. CONTACTING LOCAL FORD DEALERSHIP. 4 - CRUISE CONTROL NOT WORKING. I WAS DRIVING DOWN THE ROAD THIS WEEKEND, USING CRUISE CONTROL. STOPPED QUICKLY FOR A CAR IN FRONT OF ME. WHEN I STARTED GOING AGAIN, THE CRUISE CONTROL WOULDN'T WORK AND HASN'T WORKED SINCE THEN. I DON'T KNOW IF IT HAS TO DO WITH THE BRAKES. I NOTICED FORD RECALLED SOME CRUISE CONTROL MECHANISMS IN OTHER VEHICLES BUT NOT IN THE 2003 EXPLORER. *JB
NHTSA ODI #10165588
58,000 miles · Aug 9, 2006
Power Train
AT 58,000 MILES, BOTH LEFT AND RIGHT REAR AXLE SEALS DEVELOPED SUBSTANTIAL LEAKAGE NECESSITATING IMMEDIATE REPAIR. FORD DEALERSHIP SERVICE DEPARTMENT MADE NO MENTION THAT THIS WAS A KNOWN PROBLEM AND REQUIRED FULL PAYMENT BY ME FOR COST OF REPLACEMENT. *JB
NHTSA ODI #10165070
94,800 miles · Aug 9, 2006
Power Train
I RECENTLY PURCHASED A 2003 FORD EXPLORER WITH 94,000 MILES ON IT. WITHIN 2000 MILES THE REAR END BEGAN HOWLING SO MUCH THAT MY FIANCE IS AFRAID TO RIDE IN THE VEHICLE AS THE THINKS SOMETHING IS READY TO BREAK. I READ SOME FORUM POSTS TO LEARN THAT THIS IS A COMMON PROBLEM WITH THE 2001-2004 EXPLORER. FORD SHOULD FIX THIS PRO…
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I RECENTLY PURCHASED A 2003 FORD EXPLORER WITH 94,000 MILES ON IT. WITHIN 2000 MILES THE REAR END BEGAN HOWLING SO MUCH THAT MY FIANCE IS AFRAID TO RIDE IN THE VEHICLE AS THE THINKS SOMETHING IS READY TO BREAK. I READ SOME FORUM POSTS TO LEARN THAT THIS IS A COMMON PROBLEM WITH THE 2001-2004 EXPLORER. FORD SHOULD FIX THIS PROBLEM AS IT IS CLEARLY A MECHANICAL FAILURE THAT WILL LEAVE A FAMILY STRANDED ON THE SIDE OF THE ROAD. *NM
NHTSA ODI #10165026
56,300 miles · Aug 1, 2006
Power Train
DT:* THE CONTACT STATED THAT THE AUTOMATIC TRANSMISSION SHUTTERED WITHOUT WARNING WHILE DRIVING 35MPH. THE VEHICLE WAS INSPECTED BY THE DEALER WHO DETERMINED THE FUEL FILTER NEEDED TO BE CHANGED. A NEW FUEL FILTER WAS INSTALLED BY THE PROBLEM CONTINUED TO OCCUR. THE MANUFACTURER WAS NOT CONTACTED.
NHTSA ODI #10164069
12,000 miles · Jul 20, 2006
Power Train
CONSISTENT REAR AXLE WHINE FROM 45-65 MILES PER HOUR HIGHWAY DRIVING, DEALER, RAMP FORD IN PORT JEFFERSON, NY REPLACED REAR END THREE DIFFERENT OCCASIONS, AND FINALLY STATED THAT ALL EXPLORERS MAKE THE SAME NOISE. THEY COULD NOT GIVE ME ANY INDICATION WHETHER OR NOT THIS IS A SAFETY ISSUE. I DEFINITELY GET THE FEELING THAT THEY…
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CONSISTENT REAR AXLE WHINE FROM 45-65 MILES PER HOUR HIGHWAY DRIVING, DEALER, RAMP FORD IN PORT JEFFERSON, NY REPLACED REAR END THREE DIFFERENT OCCASIONS, AND FINALLY STATED THAT ALL EXPLORERS MAKE THE SAME NOISE. THEY COULD NOT GIVE ME ANY INDICATION WHETHER OR NOT THIS IS A SAFETY ISSUE. I DEFINITELY GET THE FEELING THAT THEY WISH I WOULD JUST GO AWAY. THERE ARE NUMEROUS TSB'S ON THIS ISSUE AND I CAN NOT UNDERSTAND WHY THERE IS NOT A RECALL ON THIS OBVIOUS DEFECT. *NM
NHTSA ODI #10163017
NHTSA investigations
3EA09013 · Vehicle Rollaway Allegations
Opened Aug 18, 2009 · Closed Feb 12, 2013
Status: closed (inferred from source dates) · Power Train:automatic Transmission:gear Position Indication (prndl); Power Train:automatic Transmission:lever And Linkage:column Shift; Steering; Steering:column; Steering:column LOCKING:ANTI-THEFT Device
This investigation is being closed based on several considerations.By the most inclusive counting of all alleged rollaway incidents (i.e., counting all alleged rollaway incidents and assuming a singular failure mechanism), the incident rate is low, however during EA09-013, ODI identified a number of different failure mechanisms in 180 incidents related to the alleged defect.The highest rate for any particular failure mechanism, the failure of the Automatic Transmission Parking System, was 4.4/100K.The next-highest failure rate was for the BSI System, at 3.4/100K.For all identified failure mechanisms there has been a drastically declining trend including very few incidents occurring in recent years.Accordingly, this investigation is closed.The closing of this investigation does not constitute a finding by NHTSA that a safety-related defect does not exist.For additional information regarding this investigation, see the complete closing resume in the document file for EA09-013. The ODI reports cited above can be reviewed at www-odi.nhtsa.dot.gov/owners/SearchNHTSAID under the following identification (ODI) numbers:10168454, 10279630, 10280078.
Additional source detail variants (5)
Power Train:automatic Transmission:gear Position Indication (prndl)
This investigation is being closed based on several considerations.By the most inclusive counting of all alleged rollaway incidents (i.e., counting all alleged rollaway incidents and assuming a singular failure mechanism), the incident rate is low, however during EA09-013, ODI identified a number of different failure mechanisms in 180 incidents related to the alleged defect.The highest rate for any particular failure mechanism, the failure of the Automatic Transmission Parking System, was 4.4/100K.The next-highest failure rate was for the BSI System, at 3.4/100K.For all identified failure mechanisms there has been a drastically declining trend including very few incidents occurring in recent years.Accordingly, this investigation is closed.The closing of this investigation does not constitute a finding by NHTSA that a safety-related defect does not exist.For additional information regarding this investigation, see the complete closing resume in the document file for EA09-013. The ODI reports cited above can be reviewed at www-odi.nhtsa.dot.gov/owners/SearchNHTSAID under the following identification (ODI) numbers:10168454, 10279630, 10280078.
Power Train:automatic Transmission:lever And Linkage:column Shift
This investigation is being closed based on several considerations.By the most inclusive counting of all alleged rollaway incidents (i.e., counting all alleged rollaway incidents and assuming a singular failure mechanism), the incident rate is low, however during EA09-013, ODI identified a number of different failure mechanisms in 180 incidents related to the alleged defect.The highest rate for any particular failure mechanism, the failure of the Automatic Transmission Parking System, was 4.4/100K.The next-highest failure rate was for the BSI System, at 3.4/100K.For all identified failure mechanisms there has been a drastically declining trend including very few incidents occurring in recent years.Accordingly, this investigation is closed.The closing of this investigation does not constitute a finding by NHTSA that a safety-related defect does not exist.For additional information regarding this investigation, see the complete closing resume in the document file for EA09-013. The ODI reports cited above can be reviewed at www-odi.nhtsa.dot.gov/owners/SearchNHTSAID under the following identification (ODI) numbers:10168454, 10279630, 10280078.
Steering:column
This investigation is being closed based on several considerations.By the most inclusive counting of all alleged rollaway incidents (i.e., counting all alleged rollaway incidents and assuming a singular failure mechanism), the incident rate is low, however during EA09-013, ODI identified a number of different failure mechanisms in 180 incidents related to the alleged defect.The highest rate for any particular failure mechanism, the failure of the Automatic Transmission Parking System, was 4.4/100K.The next-highest failure rate was for the BSI System, at 3.4/100K.For all identified failure mechanisms there has been a drastically declining trend including very few incidents occurring in recent years.Accordingly, this investigation is closed.The closing of this investigation does not constitute a finding by NHTSA that a safety-related defect does not exist.For additional information regarding this investigation, see the complete closing resume in the document file for EA09-013. The ODI reports cited above can be reviewed at www-odi.nhtsa.dot.gov/owners/SearchNHTSAID under the following identification (ODI) numbers:10168454, 10279630, 10280078.
Steering:column LOCKING:ANTI-THEFT Device
This investigation is being closed based on several considerations.By the most inclusive counting of all alleged rollaway incidents (i.e., counting all alleged rollaway incidents and assuming a singular failure mechanism), the incident rate is low, however during EA09-013, ODI identified a number of different failure mechanisms in 180 incidents related to the alleged defect.The highest rate for any particular failure mechanism, the failure of the Automatic Transmission Parking System, was 4.4/100K.The next-highest failure rate was for the BSI System, at 3.4/100K.For all identified failure mechanisms there has been a drastically declining trend including very few incidents occurring in recent years.Accordingly, this investigation is closed.The closing of this investigation does not constitute a finding by NHTSA that a safety-related defect does not exist.For additional information regarding this investigation, see the complete closing resume in the document file for EA09-013. The ODI reports cited above can be reviewed at www-odi.nhtsa.dot.gov/owners/SearchNHTSAID under the following identification (ODI) numbers:10168454, 10279630, 10280078.
Steering
This investigation is being closed based on several considerations.By the most inclusive counting of all alleged rollaway incidents (i.e., counting all alleged rollaway incidents and assuming a singular failure mechanism), the incident rate is low, however during EA09-013, ODI identified a number of different failure mechanisms in 180 incidents related to the alleged defect.The highest rate for any particular failure mechanism, the failure of the Automatic Transmission Parking System, was 4.4/100K.The next-highest failure rate was for the BSI System, at 3.4/100K.For all identified failure mechanisms there has been a drastically declining trend including very few incidents occurring in recent years.Accordingly, this investigation is closed.The closing of this investigation does not constitute a finding by NHTSA that a safety-related defect does not exist.For additional information regarding this investigation, see the complete closing resume in the document file for EA09-013. The ODI reports cited above can be reviewed at www-odi.nhtsa.dot.gov/owners/SearchNHTSAID under the following identification (ODI) numbers:10168454, 10279630, 10280078.
PE09020 · Vehicle Rollaway Allegations
Opened Apr 21, 2009 · Closed Aug 19, 2009
Status: closed (inferred from source dates) · Steering; Steering:column; Steering:column LOCKING:ANTI-THEFT Device
IN RESPONSE TO AN INFORMATION REQUEST (IR) LETTER SENT BY THE OFFICE OF DEFECTS INVESTIGATION (ODI), FORD STATED CONSUMER REPORTS OF HIGHER THAN EXPECTED EFFORTS WHEN SHIFTING INTO AND OUT OF PARK COULD BE A RESULT OF A GROOVE BEING WORN INTO THE SWING ARM RAMP OF THE STEERING COLUMN. THE SWING ARM IS A COMPONENT BOLTED TO THE STEERING COLUMN THAT ASSISTS IN SHIFTING THROUGH THE TRANSMISSION GEARS.AN ENGINEERING EVALUATION CONDUCTED BY FORD OF RETURNED STEERING COLUMNS FOUND THE GROOVE COULD BE CREATED OVER TIME IF CONSUMER SHIFT MORE QUICKLY FROM THE DRIVE OR REVERSE TO PARK THAN THE BRAKE SHIFT INTERLOCK (BSI) SOLENOID PIN RETRACTS AFTER THE BRAKE PEDAL IS APPLIED. IN NOVEMBER OF 2004, FORD RELEASED A REDESIGNED BSI SOLENOID WITH A SHORTER PIN RETRACTING TIME AS A SERVICEABLE COMPONENT. FORD HAS NOTED THE SHORTER RETRACTION TIME SIGNIFICANTLY LESSENS THE LIKELIHOOD OF BSI SOLENOID PIN TO SWING ARM CONTACT EVEN WITH RAPID CONSUMER SHIFTS.FORD ALSO ISSUED A TECHNICAL SERVICE BULLETIN, TSB 04-22-12, TO INSTRUCT SERVICE TECHNICIANS ON THE PROPER DIAGNOSIS AND VEHICLE REPAIR. REVIEWING COMPLAINTS TO ODI AND DATA SUBMITTED BY FORD, ODI HAS IDENTIFIED 200 ALLEGED INCIDENTS OF UNINTENDED VEHICLE MOVEMENT AFTER CONSUMERS BELIEVE THEY HAVE SHIFTED THE VEHICLE INTO PARK, RESULTING IN 85 ALLEGED CRASHES AND 32 ALLEGED INJURIES.IN ADDITION TO THE REPORTS OF ALLEGED INCIDENTS OF UNINTENDED VEHICLE MOVEMENT, ODI HAS ALSO IDENTIFIED 883 REPORTS OF CONSUMERS ALLEGING DIFFICULTY OR THE INABILITY TO SHIFT THE VEHICLE INTO PARK.THIS PRELIMINARY EVALUATION HAS BEEN UPGRADED TO AN ENGINEERING ANALYSIS (EA09-013) TO FURTHER ASSESS THE SCOPE, FREQUENCY AND RISK TO MOTOR VEHICLE SAFETY OF THE ALLEGED DEFECT IN THE SUBJECT VEHICLES.
Additional source detail variants (3)
Steering:column
IN RESPONSE TO AN INFORMATION REQUEST (IR) LETTER SENT BY THE OFFICE OF DEFECTS INVESTIGATION (ODI), FORD STATED CONSUMER REPORTS OF HIGHER THAN EXPECTED EFFORTS WHEN SHIFTING INTO AND OUT OF PARK COULD BE A RESULT OF A GROOVE BEING WORN INTO THE SWING ARM RAMP OF THE STEERING COLUMN. THE SWING ARM IS A COMPONENT BOLTED TO THE STEERING COLUMN THAT ASSISTS IN SHIFTING THROUGH THE TRANSMISSION GEARS.AN ENGINEERING EVALUATION CONDUCTED BY FORD OF RETURNED STEERING COLUMNS FOUND THE GROOVE COULD BE CREATED OVER TIME IF CONSUMER SHIFT MORE QUICKLY FROM THE DRIVE OR REVERSE TO PARK THAN THE BRAKE SHIFT INTERLOCK (BSI) SOLENOID PIN RETRACTS AFTER THE BRAKE PEDAL IS APPLIED. IN NOVEMBER OF 2004, FORD RELEASED A REDESIGNED BSI SOLENOID WITH A SHORTER PIN RETRACTING TIME AS A SERVICEABLE COMPONENT. FORD HAS NOTED THE SHORTER RETRACTION TIME SIGNIFICANTLY LESSENS THE LIKELIHOOD OF BSI SOLENOID PIN TO SWING ARM CONTACT EVEN WITH RAPID CONSUMER SHIFTS.FORD ALSO ISSUED A TECHNICAL SERVICE BULLETIN, TSB 04-22-12, TO INSTRUCT SERVICE TECHNICIANS ON THE PROPER DIAGNOSIS AND VEHICLE REPAIR. REVIEWING COMPLAINTS TO ODI AND DATA SUBMITTED BY FORD, ODI HAS IDENTIFIED 200 ALLEGED INCIDENTS OF UNINTENDED VEHICLE MOVEMENT AFTER CONSUMERS BELIEVE THEY HAVE SHIFTED THE VEHICLE INTO PARK, RESULTING IN 85 ALLEGED CRASHES AND 32 ALLEGED INJURIES.IN ADDITION TO THE REPORTS OF ALLEGED INCIDENTS OF UNINTENDED VEHICLE MOVEMENT, ODI HAS ALSO IDENTIFIED 883 REPORTS OF CONSUMERS ALLEGING DIFFICULTY OR THE INABILITY TO SHIFT THE VEHICLE INTO PARK.THIS PRELIMINARY EVALUATION HAS BEEN UPGRADED TO AN ENGINEERING ANALYSIS (EA09-013) TO FURTHER ASSESS THE SCOPE, FREQUENCY AND RISK TO MOTOR VEHICLE SAFETY OF THE ALLEGED DEFECT IN THE SUBJECT VEHICLES.
Steering:column LOCKING:ANTI-THEFT Device
IN RESPONSE TO AN INFORMATION REQUEST (IR) LETTER SENT BY THE OFFICE OF DEFECTS INVESTIGATION (ODI), FORD STATED CONSUMER REPORTS OF HIGHER THAN EXPECTED EFFORTS WHEN SHIFTING INTO AND OUT OF PARK COULD BE A RESULT OF A GROOVE BEING WORN INTO THE SWING ARM RAMP OF THE STEERING COLUMN. THE SWING ARM IS A COMPONENT BOLTED TO THE STEERING COLUMN THAT ASSISTS IN SHIFTING THROUGH THE TRANSMISSION GEARS.AN ENGINEERING EVALUATION CONDUCTED BY FORD OF RETURNED STEERING COLUMNS FOUND THE GROOVE COULD BE CREATED OVER TIME IF CONSUMER SHIFT MORE QUICKLY FROM THE DRIVE OR REVERSE TO PARK THAN THE BRAKE SHIFT INTERLOCK (BSI) SOLENOID PIN RETRACTS AFTER THE BRAKE PEDAL IS APPLIED. IN NOVEMBER OF 2004, FORD RELEASED A REDESIGNED BSI SOLENOID WITH A SHORTER PIN RETRACTING TIME AS A SERVICEABLE COMPONENT. FORD HAS NOTED THE SHORTER RETRACTION TIME SIGNIFICANTLY LESSENS THE LIKELIHOOD OF BSI SOLENOID PIN TO SWING ARM CONTACT EVEN WITH RAPID CONSUMER SHIFTS.FORD ALSO ISSUED A TECHNICAL SERVICE BULLETIN, TSB 04-22-12, TO INSTRUCT SERVICE TECHNICIANS ON THE PROPER DIAGNOSIS AND VEHICLE REPAIR. REVIEWING COMPLAINTS TO ODI AND DATA SUBMITTED BY FORD, ODI HAS IDENTIFIED 200 ALLEGED INCIDENTS OF UNINTENDED VEHICLE MOVEMENT AFTER CONSUMERS BELIEVE THEY HAVE SHIFTED THE VEHICLE INTO PARK, RESULTING IN 85 ALLEGED CRASHES AND 32 ALLEGED INJURIES.IN ADDITION TO THE REPORTS OF ALLEGED INCIDENTS OF UNINTENDED VEHICLE MOVEMENT, ODI HAS ALSO IDENTIFIED 883 REPORTS OF CONSUMERS ALLEGING DIFFICULTY OR THE INABILITY TO SHIFT THE VEHICLE INTO PARK.THIS PRELIMINARY EVALUATION HAS BEEN UPGRADED TO AN ENGINEERING ANALYSIS (EA09-013) TO FURTHER ASSESS THE SCOPE, FREQUENCY AND RISK TO MOTOR VEHICLE SAFETY OF THE ALLEGED DEFECT IN THE SUBJECT VEHICLES.
Steering
IN RESPONSE TO AN INFORMATION REQUEST (IR) LETTER SENT BY THE OFFICE OF DEFECTS INVESTIGATION (ODI), FORD STATED CONSUMER REPORTS OF HIGHER THAN EXPECTED EFFORTS WHEN SHIFTING INTO AND OUT OF PARK COULD BE A RESULT OF A GROOVE BEING WORN INTO THE SWING ARM RAMP OF THE STEERING COLUMN. THE SWING ARM IS A COMPONENT BOLTED TO THE STEERING COLUMN THAT ASSISTS IN SHIFTING THROUGH THE TRANSMISSION GEARS.AN ENGINEERING EVALUATION CONDUCTED BY FORD OF RETURNED STEERING COLUMNS FOUND THE GROOVE COULD BE CREATED OVER TIME IF CONSUMER SHIFT MORE QUICKLY FROM THE DRIVE OR REVERSE TO PARK THAN THE BRAKE SHIFT INTERLOCK (BSI) SOLENOID PIN RETRACTS AFTER THE BRAKE PEDAL IS APPLIED. IN NOVEMBER OF 2004, FORD RELEASED A REDESIGNED BSI SOLENOID WITH A SHORTER PIN RETRACTING TIME AS A SERVICEABLE COMPONENT. FORD HAS NOTED THE SHORTER RETRACTION TIME SIGNIFICANTLY LESSENS THE LIKELIHOOD OF BSI SOLENOID PIN TO SWING ARM CONTACT EVEN WITH RAPID CONSUMER SHIFTS.FORD ALSO ISSUED A TECHNICAL SERVICE BULLETIN, TSB 04-22-12, TO INSTRUCT SERVICE TECHNICIANS ON THE PROPER DIAGNOSIS AND VEHICLE REPAIR. REVIEWING COMPLAINTS TO ODI AND DATA SUBMITTED BY FORD, ODI HAS IDENTIFIED 200 ALLEGED INCIDENTS OF UNINTENDED VEHICLE MOVEMENT AFTER CONSUMERS BELIEVE THEY HAVE SHIFTED THE VEHICLE INTO PARK, RESULTING IN 85 ALLEGED CRASHES AND 32 ALLEGED INJURIES.IN ADDITION TO THE REPORTS OF ALLEGED INCIDENTS OF UNINTENDED VEHICLE MOVEMENT, ODI HAS ALSO IDENTIFIED 883 REPORTS OF CONSUMERS ALLEGING DIFFICULTY OR THE INABILITY TO SHIFT THE VEHICLE INTO PARK.THIS PRELIMINARY EVALUATION HAS BEEN UPGRADED TO AN ENGINEERING ANALYSIS (EA09-013) TO FURTHER ASSESS THE SCOPE, FREQUENCY AND RISK TO MOTOR VEHICLE SAFETY OF THE ALLEGED DEFECT IN THE SUBJECT VEHICLES.
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.