IllustrationTL* THE CONTACT OWNS A 1999 MERCURY GRAND MARQUIS. WHILE DRIVING APPROXIMATELY 30 MPH, THE HEADLIGHTS SHUT OFF INDEPENDENTLY. THE HEADLIGHTS RE-ILLUMINATED AFTER ONE MINUTE. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS UNAVAILABLE.
1999 Mercury Grand Marquis
Owner reports · Recalls · Investigations
More warning signs than most Grand Marquis years
Owner complaints for the 1999 Mercury Grand Marquis are substantially higher than the model-year median of 78.
About this comparison →How this year compares
Owner complaints by model year
Compare all Grand Marquis years →Counts vary with age, sales and reporting. They are not failure rates.
What owners reported most
All reported categories
Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
20–25K
325–50K
1050–75K
1275–100K
22100–150K
13150K+
62 reports with mileage · 102 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.
- Engine And Engine Cooling. Review the 26 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Exterior Lighting. Review the 20 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Suspension. 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.
17 crash reports2 fire reports9 injury reports
Exterior Lighting complaints
20 reportsPROBLEM: INTERMITTENT HEADLIGHT FAILURE WHILE DRIVING AT NIGHT WITH 1999 (1998 YEAR OF MANUFACTURE) MERCURY GRAND MARQUIS. LIGHTS GO OFF FOR AS LONG AS 2-3 SECONDS AND COME BACK ON AGAIN FOR A SECOND OR TWO, THEN GO OFF AGAIN, THEN BACK ON AGAIN, ETC--AND ONLY OCCURS AFTER THE VEHICLE HAS BEEN DRIVEN FOR 20-30 MINUTES. TH…
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PROBLEM: INTERMITTENT HEADLIGHT FAILURE WHILE DRIVING AT NIGHT WITH 1999 (1998 YEAR OF MANUFACTURE) MERCURY GRAND MARQUIS. LIGHTS GO OFF FOR AS LONG AS 2-3 SECONDS AND COME BACK ON AGAIN FOR A SECOND OR TWO, THEN GO OFF AGAIN, THEN BACK ON AGAIN, ETC--AND ONLY OCCURS AFTER THE VEHICLE HAS BEEN DRIVEN FOR 20-30 MINUTES. THIS HAPPENED ONCE BEFORE, ABOUT TWO YEARS AGO, WITH THIS VERY SAME VEHICLE AND I SOLVED THE PROBLEM BY REPLACING THE HEADLIGHT SWITCH ON THE DASH. APPARENTLY THERE IS NO HEADLIGHT-RELATED RECALL* FOR THIS PARTICULAR MERCURY AND THE COST TO DIG DEEPER INTO THE CAUSE OF THIS PROBLEM BY THE MERCURY DEALERSHIP WILL BE THEREFORE AT MY EXPENSE. THE CHEAPEST REPAIR COST SCENARIO AT THE DEALERSHIP IS OVER $300. THIS PROBLEM SHOULD NOT HAVE OCCURRED UNDER ANY CIRCUMSTANCES IN THE FIRST INSTANCE, NOT TO MENTION NOW THE SECOND TIME. *SEE: NHTSC RECALL # 99V103 MERCURY MYSTIQUE (1998 YEAR OF MANUFACTURE). *TR
DT: THE HEADLIGHT COVERS HAVE LOST THEIR PROTECTIVE COATING WHICH RESTRICTS OVER HALF OF THE LIGHT VISIBILITY DRIVING IN DARK CONDITIONS OR AT NIGHT. TOOK TO A DEALER AND SERVICE MANAGER SAID THIS WAS AN ISSUE WITH THESE VEHICLES FOR ABOUT 3 YEARS BEFORE THE TYPE OF PLASTIC WAS CHANGED ON THEM. CONSUMER HAS NOT HAD THIS REPLA…
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DT: THE HEADLIGHT COVERS HAVE LOST THEIR PROTECTIVE COATING WHICH RESTRICTS OVER HALF OF THE LIGHT VISIBILITY DRIVING IN DARK CONDITIONS OR AT NIGHT. TOOK TO A DEALER AND SERVICE MANAGER SAID THIS WAS AN ISSUE WITH THESE VEHICLES FOR ABOUT 3 YEARS BEFORE THE TYPE OF PLASTIC WAS CHANGED ON THEM. CONSUMER HAS NOT HAD THIS REPLACED. *NM
HEADLIGHTS NIGHT VISION IS VERY POOR ON HIGH BEAM, AND LOW BEAM IS POOR LY CONSTRUCTED. CONSUMER CAN'T TELL THE DIFFERENCE BETWEEN HIGH AND LOW BEAM. PLEASE PROVIDE FURTHER INFORMATION.
THE SHIFT LEVER WOULD NOT MOVE FROM PARK TO DRIVE.*JB
NO SUMMARY.
LIGHT FROM HEADLIGHTS IS NOT BRIGHT ENOUGH AND DOES NOT PROVIDE ENOUGH LIGHT ON THE ROAD. PROBLEM WAS REPORTED TO MANUFACTURER. FORD SETTLEMENT DISPUTE BOARD STATED THAT PROBLEM WILL HAVE TO BE RESOLVED. FORD HAS SAID THAT THEY DON'T INTEND TO DO ANYTHING TO FIX THE PROBLEM. *AK *ML
HEADLIGHTS DO NOT PRODUCE SUFFICIENT LIGHT TO DRIVE AFTER DARK. *AK
LAMP COVER FOGGING, WHEN WIPED CLEAN THE FOGGING IMMEDIATELY RETURNS. NLM
HEADLIGHTS FAILED.
Official recalls
300V200000 · Equipment:mechanical:integrated Jack/leveler/stabilizer
Jul 18, 2000
VEHICLE DESCRIPTION: PASSENGER VEHICLES. THESE VEHICLES HAVE JACKING INSTRUCTIONS WHICH, IF FOLLOWED, COULD CAUSE THE VEHICLE OPERATOR TO PLACE THE JACK ON A FRAME WELD WHEN ATTEMPTING TO RAISE A REAR WHEEL. IF THE VEHICLE IS JACKED UP WITH THE JACK PLACED ON THE FRAME WELD AND IF THE VEHICLE IS FREE TO ROLL (WHEELS NOT BLOCKED OR CHOCKED), THE JACK COULD YIELD AND THE VEHICLE MAY DROP SUDDENLY.
Consequence & remedy
Consequence: IF THIS OCCURS AND ANY PORTION OF THE OPERATOR'S BODY IS UNDER THE VEHICLE, THE POTENTIAL FOR PERSONAL INJURY EXISTS.
Remedy: OWNERS WILL BE PROVIDED WITH A REVISED JACK INSTRUCTION AND STOWAGE CARD AND JACK WARNING LABEL, AS WELL AS A SUPPLEMENT TO THE OWNER GUIDE.
00V157001 · Seat Belts:front:anchorage
Jun 12, 2000
VEHICLE DESCRIPTION: PASSENGER VEHICLES USING AFTERMARKET DRIVER'S SEAT BELT ASSEMBLIES THAT WERE SOLD BY FORD PARTS DEPARTMENTS FROM JANUARY 1, THROUGH JUNE 13, 2000. THESE SEAT BELT ASSEMBLIES FAIL TO COMPLY WITH THE REQUIREMENTS OF FMVSS NO. 209, "SEAT BELT ASSEMBLIES." THE EQUIPMENT INVOLVED IS SERVICE STOCK SEAT BELT ASSEMBLIES, MODEL NOS. H 9977, H 9979, T 9063, AND T 9217, BUILT BY TRW VEHICLE SAFETY SYSTEMS, INC. (TRW) MANUFACTURED FROM JUNE 1, 1998 THROUGH MAY 21, 2000. SOME OF THESE SEAT BELT ASSEMBLIES MAY HAVE BEEN INSTALLED AS SERVICE REPLACEMENT EQUIPMENT ON THE VEHICLES INVOLVED IN THE RECALL.
Consequence & remedy
Consequence: IN THE EVENT OF A COLLISION, THESE SEAT BELTS MAY NOT RESTRAIN AN OCCUPANT INCREASING THE RISK OF INJURY.
Remedy: DEALERS WILL INSPECT THESE VEHICLES AND REPLACE THE SERVICE SEAT BELT ASSEMBLIES THAT WERE INSTALLED IN THESE VEHICLES FROM JANUARY 1 THROUGH JUNE 13, 2000.
00V157002 · Seat Belts:front:anchorage
Jun 12, 2000
VEHICLE DESCRIPTION: PASSENGER VEHICLES USING AFTERMARKET FRONT PASSENGER SIDE SEAT BELT ASSEMBLIES THAT WERE SOLD BY FORD PARTS DEPARTMENTS FROM JANUARY 1, THROUGH JUNE 13, 2000. THESE SEAT BELT ASSEMBLIES FAIL TO COMPLY WITH THE REQUIREMENTS OF FMVSS NO. 209, "SEAT BELT ASSEMBLIES." THE EQUIPMENT INVOLVED IS SERVICE STOCK SEAT BELT ASSEMBLIES, MODEL NOS. H 9977, H 9979, T 9063, AND T 9217, BUILT BY TRW VEHICLE SAFETY SYSTEMS, INC. (TRW) MANUFACTURED FROM JUNE 1, 1998 THROUGH MAY 21, 2000. SOME OF THESE SEAT BELT ASSEMBLIES MAY HAVE BEEN INSTALLED AS SERVICE REPLACEMENT EQUIPMENT ON THE VEHICLES INVOLVED IN THE RECALL.
Consequence & remedy
Consequence: IN THE EVENT OF A COLLISION, THESE SEAT BELTS MAY NOT RESTRAIN AN OCCUPANT INCREASING THE RISK OF INJURY.
Remedy: DEALERS WILL INSPECT THESE VEHICLES AND REPLACE THE SERVICE SEAT BELT ASSEMBLIES THAT WERE INSTALLED IN THESE VEHICLES FROM JANUARY 1 THROUGH JUNE 13, 2000.
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
3DP05005 · 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.
DP02007 · FUEL-FED Fires
Opened Aug 22, 2002 · Closed Dec 4, 2002
Status: closed (inferred from source dates) · Vehicle Speed Control:linkages
THE FARS DATA SHOWS THAT THE RISK OF FIRE FROM IMPACT IN ALL DIRECTIONS IN THE SUBJECT VEHICLES IS THE SAME AS ALL OTHER SEDANS.THE SUBJECT VEHICLES ARE NOT OVER REPRESENTED WITH RESPECT TO THE RISK OF FIRE IN REAL-WORLD HIGH-ENERGY CRASHES.A FURTHER DISCUSSION OF ISSUES RELATED TO POST CRASH FIRES IN THE SUBJECT VEHICLES IS SET OUT IN THE CLOSING REPORT FOR SQ 01-014 AND THAT REPORT IS IN THE DOCKET FOR THIS PETITION.AFTER REVIEWING THE PETITION AND ITS SUPPORTING MATERIALS, AS WELL AS INFORMATION FURNISHED BY FORD AND GM, AND INFORMATION WITHIN THE AGENCY'S POSSESSION FROM PREVIOUS INVESTIGATIONS AND OTHER RELATED ACTIONS,NHTSA HAS CONCLUDED THAT FUTHER INVESTIGATION CONCERNING POST-CRASH FIRES IN THE SUBJECT VEHICLES IS NOT LIKELY TO LEAD TO A DECISION THAT THE VEHICLES CONTAIN A SAFETY DEFECT.
SQ01014 · Post Rear End Collision Fires
Opened Nov 27, 2001 · Closed Oct 3, 2002
Status: closed (inferred from source dates) · Fuel System, Gasoline:storage
There is no summary currently available