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2004 Chrysler Pacifica

Owner reports · Recalls · Investigations

More warning signs than most Pacifica years

Owner complaints for the 2004 Chrysler Pacifica are substantially higher than the model-year median of 189.

About this comparison →

When problems were reported

Mileage at the reported incident

751 reports with mileage · 145 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.

  • Structure. Review the 323 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Engine. Review the 141 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Suspension. Review the 125 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

32 crash reports30 fire reports17 injury reports

Suspension complaints

125 reports
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11,800 miles · Nov 7, 2020
EngineStructureSuspension

THE UNDER CARRIAGE THAT HOLDS ENGINE IN PLACE IS COMPLETELY RUSTED THROUGH. I BOUGHT BRAND NEW TIRES FROM BELLE TIRE ON SEPTEMBER 9, 2020. BY NOVEMBER 1 2020 I WAS OBSERVING EXTREME WEAR ON THE BRAND NEW TIRES. WENT TO MY MECHANIC AND WAS TOLD THE CAR IS UNSAFE TO DRIVE DUE TO THE CRADLE RUST ROT, AND THE ENGINE IS ABOUT READY T…

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THE UNDER CARRIAGE THAT HOLDS ENGINE IN PLACE IS COMPLETELY RUSTED THROUGH. I BOUGHT BRAND NEW TIRES FROM BELLE TIRE ON SEPTEMBER 9, 2020. BY NOVEMBER 1 2020 I WAS OBSERVING EXTREME WEAR ON THE BRAND NEW TIRES. WENT TO MY MECHANIC AND WAS TOLD THE CAR IS UNSAFE TO DRIVE DUE TO THE CRADLE RUST ROT, AND THE ENGINE IS ABOUT READY TO FALL OUT AND WOULD CAUSE CATASTROPHIC EMERGENCY I AND MY FAMILY COULD DIE. TRYING TO FIND REPLACEMENT AND AM BEING TOLD IT IS SUCH A PROBLEM THAT THERE IS NO PARTS AVAILABLE TO FIX THIS PROBLEM

NHTSA ODI #11373618

167,000 miles · Jun 16, 2020
EngineStructureSuspension

VEHICLE WAS TAKEN TO SERVICE. SHOP WOULD NOT WORK ON VEHICLE STATING THE DETERIORATION OF THE SUBFRAME WAS TO EXTENSIVE AND THEY WOULD NOT WORK ON IT. UPON CLOSER INSPECTION SHOWED THE FRAME IN A GREAT STATE OF DECAY, WITH SOME PLACES ONLY BEING HELD TOGETHER WITH THIN STRIPS OF METAL. THESE VEHICLES WERE RECALLED IN THE PAST FO…

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VEHICLE WAS TAKEN TO SERVICE. SHOP WOULD NOT WORK ON VEHICLE STATING THE DETERIORATION OF THE SUBFRAME WAS TO EXTENSIVE AND THEY WOULD NOT WORK ON IT. UPON CLOSER INSPECTION SHOWED THE FRAME IN A GREAT STATE OF DECAY, WITH SOME PLACES ONLY BEING HELD TOGETHER WITH THIN STRIPS OF METAL. THESE VEHICLES WERE RECALLED IN THE PAST FOR DEFECTIVE FRAMES HOWEVER NOT ALL WERE RECALLED AND THIS IS ONE VEHICLE THAT WAS NOT. THE MOTOR IN THESE VEHICLES WILL FALL OUT AND COULD CAUSE AN ACCIDENT WHICH COULD RESULT IN SERIOUS INJURY OR LOSS OF LIFE. THESE FRAMES ARE DEFECTIVE IN WORKMANSHIP FROM THE FACTORY AND SHOULD BE HANDLED BY THE FACTORY ACROSS ALL 2004-2008 CHRYSLER PACIFICA'S AFFECTED BY DEFECTIVE EQUIPMENT KNOWINGLY INSTALLED BY THE FACTORY THAT WILL LEAD TO AN ACCIDENT AND CAUSE SERIOUS INJURY OR DEATH. THOUSANDS OF THESE VEHICLES ARE ON THE ROAD TODAY WITH OCCUPANTS UNKNOWINGLY DRIVING THESE VEHICLES WHICH ARE "TICKING TIME BOMBS". *TR

NHTSA ODI #11329184

75,000 miles · Sep 4, 2018
SteeringSuspensionUnknown Or Other

THE FRONT CHASSIS CROSS MEMBER HAS ROTTED OUT. MY 2004 PACIFICA HAS BEEN PARKED IN MY DRIVEWAY OVER 5 YEARS BECAUSE THE CORROSION IS SO BAD I'M AFRAID TO DRIVE IT. I'VE BEEN WAITING FOR A RECALL TO FIX THIS OBVIOUS FACTORY DEFECT. THE ROTTED FRONT CROSS MEMBER WAS POINTED OUT TO ME DURING A STATE INSPECTION IN JUNE OF 2012

NHTSA ODI #11124438

129,700 miles · Aug 8, 2018
EnginePower TrainSuspension

K-FRAME IS ROTTED OUT NOT SAFE TO DRIVE ENGINE COULD FALL OUT

NHTSA ODI #11118605

100,000 miles · Apr 11, 2018
StructureSuspension

TL* THE CONTACT OWNS A 2004 CHRYSLER PACIFICA. WHILE CHECKING FOR THE SWAY BAR LINK UNDER THE VEHICLE, THE CONTACT NOTICED THAT THE SIDE PANEL FRAME WAS CORRODED ALL THE WAY THROUGH. THE VEHICLE WAS TAKEN TO SOUTH CHICAGO DODGE CHRYSLER JEEP (7400 S WESTERN AVE, CHICAGO, IL 60636), BUT WAS NOT DIAGNOSED OR REPAIRED. THE CONTACT …

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TL* THE CONTACT OWNS A 2004 CHRYSLER PACIFICA. WHILE CHECKING FOR THE SWAY BAR LINK UNDER THE VEHICLE, THE CONTACT NOTICED THAT THE SIDE PANEL FRAME WAS CORRODED ALL THE WAY THROUGH. THE VEHICLE WAS TAKEN TO SOUTH CHICAGO DODGE CHRYSLER JEEP (7400 S WESTERN AVE, CHICAGO, IL 60636), BUT WAS NOT DIAGNOSED OR REPAIRED. THE CONTACT WAS INFORMED THAT THE VEHICLE WAS UNSAFE TO DRIVE ON THE HIGHWAY. THE MANUFACTURER WAS CONTACTED AND OPENED CASE NUMBER: 33832631 BEFORE REFERRING THE CONTACT TO NHTSA. THE APPROXIMATE FAILURE MILEAGE WAS 100,000.

NHTSA ODI #11084637

117,000 miles · Mar 8, 2018
EngineSuspension

WE OWN A 2004 CHRYSLER PACIFICA WITH AROUND 117K MILES ON IT. MY DAUGHTER DRIVES IT. WHILE CHANGING THE ENGINE OIL ON IT LAST WEEKEND, I NOTICED SEVERE CORROSION (PERFORATION ACTUALLY) OF THE VEHICLE ENGINE CRADLE. THE PASSENGER SIDE OF THE CROSS MEMBER IS RUSTED COMPLETELY THROUGH ON THE BOTTOM AND THE DRIVER SIDE IS ABOUT 7…

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WE OWN A 2004 CHRYSLER PACIFICA WITH AROUND 117K MILES ON IT. MY DAUGHTER DRIVES IT. WHILE CHANGING THE ENGINE OIL ON IT LAST WEEKEND, I NOTICED SEVERE CORROSION (PERFORATION ACTUALLY) OF THE VEHICLE ENGINE CRADLE. THE PASSENGER SIDE OF THE CROSS MEMBER IS RUSTED COMPLETELY THROUGH ON THE BOTTOM AND THE DRIVER SIDE IS ABOUT 70% RUSTED THROUGH. AS THIS CROSS MEMBER IS WHAT HOLDS THE ENGINE IN THE VEHICLE AND ACTS AS THE BASE OF THE FRONT SUSPENSION, I DON'T BELIEVE THIS VEHICLE IS SAFE TO DRIVE ANYMORE. SHOULD THIS STRUCTURAL COMPONENT FAIL DURING HIGHWAY DRIVING, I BELIEVE THE VEHICLE WOULD BECOME UNSTABLE AND UNCONTROLLABLE WHICH WOULD BE A HAZARD TO THE DRIVER, PASSENGERS AND OTHER MOTORISTS. YES, WE LIVE IN WISCONSIN (PART OF THE SALT BELT), BUT THIS AMOUNT OF CORROSION ON SUCH A CRUCIAL STRUCTURAL COMPONENT IS CRAZY! THE VEHICLE HAS ONLY BEEN ON THE ROAD FOR 14 YRS AND FOR ONLY 117K MI. I WOULD UNDERSTAND IF THE BODY STARTED TO DETERIORATE IN THAT AMOUNT OF TIME, BUT NOT A SUPPORTING FRAME MEMBER. I DON'T BELIEVE THE ENGINE CRADLE WAS PROPERLY TREATED AGAINST CORROSION, OR THE DESIGN OF THE CRADLE MADE IT SUSCEPTIBLE TO EXCESSIVE LOCALIZED CORROSION AND THE MANUFACTURER SHOULD BE HELD LIABLE FOR REPAIRS.

NHTSA ODI #11078247

160,000 miles · Jan 29, 2018
SuspensionUnknown Or Other

SUB FRAME ENGINE CRADLE RUSTED TO THE POINT THE MECHANIC ADVISED IT WAS NOT SAFE TO DRIVE ANY LONGER. JAPANESE METAL COATING ISSUE OR CHRYSLER RECALL NEEDED? I BROUGHT THE VEHICLE IN THINKING I HAVE A CV SHAFT GOING OUT AS IT MADE NOISE WHEN TURNING. THE MECHANIC SHOWED ME THE FRAME ON BOTH SIDE ARE RUSTED THROUGH AND THE FRA…

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SUB FRAME ENGINE CRADLE RUSTED TO THE POINT THE MECHANIC ADVISED IT WAS NOT SAFE TO DRIVE ANY LONGER. JAPANESE METAL COATING ISSUE OR CHRYSLER RECALL NEEDED? I BROUGHT THE VEHICLE IN THINKING I HAVE A CV SHAFT GOING OUT AS IT MADE NOISE WHEN TURNING. THE MECHANIC SHOWED ME THE FRAME ON BOTH SIDE ARE RUSTED THROUGH AND THE FRAME IS TWISTING. THE REPAIR WOULD COST MORE THAN THE WORTH OF THE VEHICLE. WE HAVE OWNED THIS VEHICLE SINCE BRAND NEW AND TAKEN VERY GOOD CARE OF IT. EVEN THE BODY IS RUSTING BADLY. CHECK OUT THE ATTACHED NEWS INVESTIGATION ON THIS ISSUE. HTTP://WWW.WFSB.COM/STORY/26363027/PROBLEM-PACIFICAS-A-DANGER-DESPITE-LACK-OF-RECALL

NHTSA ODI #11065675

Mileage unknown · Oct 13, 2017
Power TrainSuspensionUnknown Or Other

BOUGHT MY 2004 PACIFICA FROM A DEALERSHIP USED ON JUNE 5 2017 AT THAT TIME I HAD THE OIL CHANGED AT THE DEALERSHIP THE NEXT DAY. NOTHING SAID ABOUT THE CRADLE ALMOST RUSTED OFF ON RIGHT SIDE. TOOK PACIFICA TO GET TIRES CAUSE I PLANNED A 1500 MILE TRIP IN A FEW DAYS AND WANTED GOOD TIRES. NEEDLESS TO SAY BESIDES $400 IN TIRES I H…

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BOUGHT MY 2004 PACIFICA FROM A DEALERSHIP USED ON JUNE 5 2017 AT THAT TIME I HAD THE OIL CHANGED AT THE DEALERSHIP THE NEXT DAY. NOTHING SAID ABOUT THE CRADLE ALMOST RUSTED OFF ON RIGHT SIDE. TOOK PACIFICA TO GET TIRES CAUSE I PLANNED A 1500 MILE TRIP IN A FEW DAYS AND WANTED GOOD TIRES. NEEDLESS TO SAY BESIDES $400 IN TIRES I HAD TO PUT $1800 INTO PARTS AND LABOR FOR STRUTS, TIE RODS, ARMS, BRAKE PADS, ROTORS AND VALVE STEMS. WAS SHOWN THE RUSTED CRADLE THAT WAS 3/4 RUSTED THROUGH AND TOLD IT SHOULD GET CHANGED BUT THE VEHICLE WAS SAFE TO TAKE ON MY TRIP. WHILE DRIVING WHEN GOING 25-35MPH WITH MY FOOT ON THE GAS PEDAL IT CHUGS LIKE ITS NOT GETTING GAS AND HAVE ALSO NOTICED IT NOW WHEN GOING 55 AND TAKING MY FOOT OFF THE GAS PEDAL IT DOING THE SAME THING. THERE'S BEEN 4 OR SO TIMES THE FUEL INDICATOR HAS GONE DOWN TO EMPTY AND BACK UP AGAIN ONCE WHILE IDLING IN A CONSTRUCTION ZONE AND ALMOST DIED TWICE. NEEDLESS TO SAY BROUGHT THE VEHICLE TO THE DEALERSHIP FOR AN OIL CHANGE OCTOBER 3, THEY CHANGED OIL AND DID AN INSPECTION- MY VEHICLE IS NO LONGER SAFE AND NEED TO TALK TO THE DEALER WHO SOLD ME THE VEHICLE. RIGHT SIDE OF CRADLE TOTALLY RUSTED OFF. SO WHY DID THEY EVEN SELL THE CAR WHEN THEY KNEW IT WAS UNSAFE OR EVEN SELL ME PART BECAUSE IT WAS UNSAFE? DEALERSHIPS AND TIRE DEALERSHIPS TAKING ADVANTAGE OF OLDER PEOPLE AND WOMEN! I WILL BE GOING INTO BOTH THESE PLACES AND NEEDLESS TO SAY STILL PAYING ON THE REPAIR WITH THEIR CREDIT CARD. I CANNOT DRIVE AN UNSAFE VEHICLE AND PUT A FEW MORE THOUSAND DOLLARS INTO IT. I ALSO HAD A NEW BATTERY PUT IN CAUSE NOT EVEN A WEEK AFTER PURCHASING IT IT WOULDN'T START AND NEEDED AN INTERSTATE BATTERY! I CANNOT BELIEVE CHRYSLER IS BEING SO NEGLIGENT ABOUT PUTTING A RECALL ON THESE VEHICLES. I'VE ONLY OWNED CHRYSLER, DODGE AND PLYMOUTH VEHICLES THE 44YEARS I BEEN DRIVING.

NHTSA ODI #11033172

130,400 miles · Aug 17, 2017
Suspension

LOWER SUBFRAME (ENGINE CRADLE) RUST-THROUGH SEPARATION. SUBJECT OF SERVICE BULLETINS, I'M TOLD, BUT NO RECALL? WIFE HEARD LOUD POP WHEN BACKING UP, THEN CAR HANDLING BECAME PROBLEMATIC. MECHANIC RAISED CAR AND POINTED OUT RUST-THROUGH OF SUBFRAME.

NHTSA ODI #11016039

150,000 miles · Jul 26, 2017
EngineSuspension

ENGINE CRADLE RUSTED OUT TO THE POINT THE ENGINE DROPPED. MY DAUGHTER WAS DRIVING HOME FROM WORK ON I94WEST OUT OF MILWAUKEE WHEN SHE HEARD A CLUNK. SHE WAS ABLE TO DIVE TO OUR RESTAURANT AND PARK. I HAD THE VEHICLE TOWED TO AN AUTO MECHANIC AND THAT IS WHEN HE TOLD ME THAT IT ENGINE CRADLE WAS RUSTED OUT.

NHTSA ODI #11010830

Official recalls

2

04V113000 · Power Train:automatic Transmission:control Module (tcm/pcm/tecm)

Mar 4, 2004

ON CERTAIN SPORT UTILITY VEHICLES EQUIPPED WITH A NGC-1 POWERTRAIN CONTROL MODULE, THE SOFTWARE PROTOCOLE USED TO TEST THE VEHICLE EXHAUST GAS RECIRCULATION (EGR) SYSTEM MAY LEAD TO ENGINE STALLING UNDER CERTAIN OPERATING CONDITIONS.

Consequence & remedy

Consequence: THIS COULD CAUSE A CRASH WITHOUT WARNING.

Remedy: DEALERS WILL REPROGRAM THE POWERTRAIN CONTROL MODULE SOFTWARE. OWNER NOTIFICATION BEGAN ON MARCH 15, 2004. OWNERS SHOULD CONTACT DAIMLERCHRYSLER AT 1-800-853-1403.

03V471000 · Fuel System, Gasoline:delivery:hoses, Lines/piping, And Fittings

Nov 10, 2003

ON CERTAIN SPORT UTILITY VEHICLES, THE CHASSIS FUEL SUPPLY TUBE MAY HAVE BEEN INCORRECTLY MANUFACTURED.

Consequence & remedy

Consequence: UNDER CERTAIN ENGINE AND VEHICLE DYNAMIC CONDITIONS, THE FUEL LINE MAY SEPARATE, RESULTING IN A FUEL LEAK AND AN INCREASED RISK OF A VEHICLE FIRE.

Remedy: DEALERS WILL INSTALL A SECONDARY RETENTION CLIP TO THE FUEL LINE QUICK CONNECT. OWNER NOTIFICATION BEGAN ON DECEMBER 15, 2003. OWNERS SHOULD CONTACT DAIMLERCHRYSLER AT 1-800-992-1997.

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

3

EA06010 · Fuel Tank Punctures

Opened Jun 15, 2006 · Closed Oct 11, 2007

Status: closed (inferred from source dates) · Fuel System, Gasoline:storage; Fuel System, Gasoline:storage:tank Assembly; Fuel System, Other:storage; Fuel System, Other:storage:tank Assembly

EA06-010 WAS OPENED BASED ON INFORMATION GATHERED IN PRELIMINARY EVALUATION PE06-009.PE06-009 WAS OPENED BASED ON INFORMATION OBTAINED IN A PEER INFORMATION REQUEST AS PART OF A PRELIMINARY EVALUATION (PE05-050) OF FUEL TANK PUNCTURE IN MODEL YEAR (MY) 2003 THROUGH 2006 NISSAN MURANO VEHICLES.IN JANUARY 2006, NISSAN SUBMITTED A DEFECT INFORMATION REPORT TO ODI THAT IDENTIFIED A DEFECT IN THE FUEL TANK SHIELDING IN APPROXIMATELY 209,000 MY 2003 THROUGH 2006 NISSAN MURANO VEHICLES.TO REMEDY THE PROBLEM, NISSAN INSTALLED SHIELDS ON THE EXPOSED FRONT SURFACES OF THE RECALLED VEHICLES.PEER DATA COLLECTED FOR MY 2004 THROUGH 2005 PACIFICA VEHICLES DURING PE05-050 INCLUDED 120 FIELD REPORTS DOCUMENTING TANK REPLACEMENTS DUE TO PUNCTURE OR DAMAGE BY ROAD DEBRIS AS PART OF A PARTS RESTRICTION PROGRAM CONDUCTED AT THE REQUEST OF THE TANK SUPPLIER (INERGY). ANALYSIS OF THE INFORMATION PROVIDED BY CHRYSLER DURING PE05-050, PE06-009 AND EA06-010 SHOW THAT THE FRONT SURFACE OF THE FUEL TANKS IN THE SUBJECT PACIFICA VEHICLES IS NOT COMPLETELY PROTECTED FROMROAD DEBRIS BY THE FLOOR PAN OR OTHER BODY STRUCTURE.THE TANKS WERE COMPARED WITH PEER VEHICLES, INCLUDING SEVERAL IDENTIFIED BY CHRYSLER AS SHARING SIMILAR DESIGN CHARACTERISTICS (UNSHIELDED HIGH-DENSITY POLYETHYLENE PLASTIC FUEL TANKS IN A SADDLEBAG CONFIGURATION).SOME OF THE PEER DESIGNS REVIEWED BY ODI PACKAGED THE TANKS IN RECESSED CAVITIES IN THE FLOOR PAN OR USED SHIELDS TO PROTECT EXPOSED SURFACES ON THE FRONT OF THE TANK.IN GENERAL, THESE TANKS HAD THE LOWEST COMPLAINT RATES FOR TANK PUNCTURE BY ROAD DEBRIS. HOWEVER, OTHER PEER DESIGNS REVIEWED BY ODI HAD PACKAGING SIMILAR TO THE SUBJECT VEHICLES AND SOME OF THESE ALSO HAD SOME COMPLAINTS OF TANK PUNCTURE.NONE OF THE PEER VEHICLES ANALYZED BY ODI HAD TANKS PUNCTURE DATA COMPARABLE TO CHRYSLER'S FIELD REPORTS FROM ITS PART RESTRICTION PROGRAMS, SO THAT DATA COULD NOT BE USED IN PEER COMPARISONS. ANALYSIS OF THE COMPLAINT DATA SHOWS THAT THE RATE FOR THE SUBJECT VEHICLES IS ABOUT HALF THAT OBSERVED IN THE RECALLED MURANO VEHICLES AND NOT SIGNIFICANTLY HIGHER THAN SOME OF THE PEER VEHICLES ANALYZED WITH SIMILAR DESIGN CHARACTERISTICS.TESTING BY THE NHTSA VEHICLE RESEARCH AND TESTING CENTER (VRTC) SHOWED DIFFERENCES BETWEEN THE MURANO AND PACIFICA FUEL TANK PACKAGING AND EXPOSURE TO ROAD DEBRIS THROWN BY THE FRONT TIRES.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.THE AGENCY WILL CONTINUE TO MONITOR COMPLAINTS AND OTHER INFORMATION RELATING TO THE ALLEGED DEFECT IN THE SUBJECT VEHICLES AND TAKE FURTHER ACTION IN THE FUTURE IF WARRANTED.SEE DOCUMENT FILE FOR ADDITIONAL INFORMATION REGARDING THIS RESUME.

Additional source detail variants (4)

Fuel System, Gasoline:storage

EA06-010 WAS OPENED BASED ON INFORMATION GATHERED IN PRELIMINARY EVALUATION PE06-009.PE06-009 WAS OPENED BASED ON INFORMATION OBTAINED IN A PEER INFORMATION REQUEST AS PART OF A PRELIMINARY EVALUATION (PE05-050) OF FUEL TANK PUNCTURE IN MODEL YEAR (MY) 2003 THROUGH 2006 NISSAN MURANO VEHICLES.IN JANUARY 2006, NISSAN SUBMITTED A DEFECT INFORMATION REPORT TO ODI THAT IDENTIFIED A DEFECT IN THE FUEL TANK SHIELDING IN APPROXIMATELY 209,000 MY 2003 THROUGH 2006 NISSAN MURANO VEHICLES.TO REMEDY THE PROBLEM, NISSAN INSTALLED SHIELDS ON THE EXPOSED FRONT SURFACES OF THE RECALLED VEHICLES.PEER DATA COLLECTED FOR MY 2004 THROUGH 2005 PACIFICA VEHICLES DURING PE05-050 INCLUDED 120 FIELD REPORTS DOCUMENTING TANK REPLACEMENTS DUE TO PUNCTURE OR DAMAGE BY ROAD DEBRIS AS PART OF A PARTS RESTRICTION PROGRAM CONDUCTED AT THE REQUEST OF THE TANK SUPPLIER (INERGY). ANALYSIS OF THE INFORMATION PROVIDED BY CHRYSLER DURING PE05-050, PE06-009 AND EA06-010 SHOW THAT THE FRONT SURFACE OF THE FUEL TANKS IN THE SUBJECT PACIFICA VEHICLES IS NOT COMPLETELY PROTECTED FROMROAD DEBRIS BY THE FLOOR PAN OR OTHER BODY STRUCTURE.THE TANKS WERE COMPARED WITH PEER VEHICLES, INCLUDING SEVERAL IDENTIFIED BY CHRYSLER AS SHARING SIMILAR DESIGN CHARACTERISTICS (UNSHIELDED HIGH-DENSITY POLYETHYLENE PLASTIC FUEL TANKS IN A SADDLEBAG CONFIGURATION).SOME OF THE PEER DESIGNS REVIEWED BY ODI PACKAGED THE TANKS IN RECESSED CAVITIES IN THE FLOOR PAN OR USED SHIELDS TO PROTECT EXPOSED SURFACES ON THE FRONT OF THE TANK.IN GENERAL, THESE TANKS HAD THE LOWEST COMPLAINT RATES FOR TANK PUNCTURE BY ROAD DEBRIS. HOWEVER, OTHER PEER DESIGNS REVIEWED BY ODI HAD PACKAGING SIMILAR TO THE SUBJECT VEHICLES AND SOME OF THESE ALSO HAD SOME COMPLAINTS OF TANK PUNCTURE.NONE OF THE PEER VEHICLES ANALYZED BY ODI HAD TANKS PUNCTURE DATA COMPARABLE TO CHRYSLER'S FIELD REPORTS FROM ITS PART RESTRICTION PROGRAMS, SO THAT DATA COULD NOT BE USED IN PEER COMPARISONS. ANALYSIS OF THE COMPLAINT DATA SHOWS THAT THE RATE FOR THE SUBJECT VEHICLES IS ABOUT HALF THAT OBSERVED IN THE RECALLED MURANO VEHICLES AND NOT SIGNIFICANTLY HIGHER THAN SOME OF THE PEER VEHICLES ANALYZED WITH SIMILAR DESIGN CHARACTERISTICS.TESTING BY THE NHTSA VEHICLE RESEARCH AND TESTING CENTER (VRTC) SHOWED DIFFERENCES BETWEEN THE MURANO AND PACIFICA FUEL TANK PACKAGING AND EXPOSURE TO ROAD DEBRIS THROWN BY THE FRONT TIRES.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.THE AGENCY WILL CONTINUE TO MONITOR COMPLAINTS AND OTHER INFORMATION RELATING TO THE ALLEGED DEFECT IN THE SUBJECT VEHICLES AND TAKE FURTHER ACTION IN THE FUTURE IF WARRANTED.SEE DOCUMENT FILE FOR ADDITIONAL INFORMATION REGARDING THIS RESUME.

Fuel System, Gasoline:storage:tank Assembly

EA06-010 WAS OPENED BASED ON INFORMATION GATHERED IN PRELIMINARY EVALUATION PE06-009.PE06-009 WAS OPENED BASED ON INFORMATION OBTAINED IN A PEER INFORMATION REQUEST AS PART OF A PRELIMINARY EVALUATION (PE05-050) OF FUEL TANK PUNCTURE IN MODEL YEAR (MY) 2003 THROUGH 2006 NISSAN MURANO VEHICLES.IN JANUARY 2006, NISSAN SUBMITTED A DEFECT INFORMATION REPORT TO ODI THAT IDENTIFIED A DEFECT IN THE FUEL TANK SHIELDING IN APPROXIMATELY 209,000 MY 2003 THROUGH 2006 NISSAN MURANO VEHICLES.TO REMEDY THE PROBLEM, NISSAN INSTALLED SHIELDS ON THE EXPOSED FRONT SURFACES OF THE RECALLED VEHICLES.PEER DATA COLLECTED FOR MY 2004 THROUGH 2005 PACIFICA VEHICLES DURING PE05-050 INCLUDED 120 FIELD REPORTS DOCUMENTING TANK REPLACEMENTS DUE TO PUNCTURE OR DAMAGE BY ROAD DEBRIS AS PART OF A PARTS RESTRICTION PROGRAM CONDUCTED AT THE REQUEST OF THE TANK SUPPLIER (INERGY). ANALYSIS OF THE INFORMATION PROVIDED BY CHRYSLER DURING PE05-050, PE06-009 AND EA06-010 SHOW THAT THE FRONT SURFACE OF THE FUEL TANKS IN THE SUBJECT PACIFICA VEHICLES IS NOT COMPLETELY PROTECTED FROMROAD DEBRIS BY THE FLOOR PAN OR OTHER BODY STRUCTURE.THE TANKS WERE COMPARED WITH PEER VEHICLES, INCLUDING SEVERAL IDENTIFIED BY CHRYSLER AS SHARING SIMILAR DESIGN CHARACTERISTICS (UNSHIELDED HIGH-DENSITY POLYETHYLENE PLASTIC FUEL TANKS IN A SADDLEBAG CONFIGURATION).SOME OF THE PEER DESIGNS REVIEWED BY ODI PACKAGED THE TANKS IN RECESSED CAVITIES IN THE FLOOR PAN OR USED SHIELDS TO PROTECT EXPOSED SURFACES ON THE FRONT OF THE TANK.IN GENERAL, THESE TANKS HAD THE LOWEST COMPLAINT RATES FOR TANK PUNCTURE BY ROAD DEBRIS. HOWEVER, OTHER PEER DESIGNS REVIEWED BY ODI HAD PACKAGING SIMILAR TO THE SUBJECT VEHICLES AND SOME OF THESE ALSO HAD SOME COMPLAINTS OF TANK PUNCTURE.NONE OF THE PEER VEHICLES ANALYZED BY ODI HAD TANKS PUNCTURE DATA COMPARABLE TO CHRYSLER'S FIELD REPORTS FROM ITS PART RESTRICTION PROGRAMS, SO THAT DATA COULD NOT BE USED IN PEER COMPARISONS. ANALYSIS OF THE COMPLAINT DATA SHOWS THAT THE RATE FOR THE SUBJECT VEHICLES IS ABOUT HALF THAT OBSERVED IN THE RECALLED MURANO VEHICLES AND NOT SIGNIFICANTLY HIGHER THAN SOME OF THE PEER VEHICLES ANALYZED WITH SIMILAR DESIGN CHARACTERISTICS.TESTING BY THE NHTSA VEHICLE RESEARCH AND TESTING CENTER (VRTC) SHOWED DIFFERENCES BETWEEN THE MURANO AND PACIFICA FUEL TANK PACKAGING AND EXPOSURE TO ROAD DEBRIS THROWN BY THE FRONT TIRES.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.THE AGENCY WILL CONTINUE TO MONITOR COMPLAINTS AND OTHER INFORMATION RELATING TO THE ALLEGED DEFECT IN THE SUBJECT VEHICLES AND TAKE FURTHER ACTION IN THE FUTURE IF WARRANTED.SEE DOCUMENT FILE FOR ADDITIONAL INFORMATION REGARDING THIS RESUME.

Fuel System, Other:storage

EA06-010 WAS OPENED BASED ON INFORMATION GATHERED IN PRELIMINARY EVALUATION PE06-009.PE06-009 WAS OPENED BASED ON INFORMATION OBTAINED IN A PEER INFORMATION REQUEST AS PART OF A PRELIMINARY EVALUATION (PE05-050) OF FUEL TANK PUNCTURE IN MODEL YEAR (MY) 2003 THROUGH 2006 NISSAN MURANO VEHICLES.IN JANUARY 2006, NISSAN SUBMITTED A DEFECT INFORMATION REPORT TO ODI THAT IDENTIFIED A DEFECT IN THE FUEL TANK SHIELDING IN APPROXIMATELY 209,000 MY 2003 THROUGH 2006 NISSAN MURANO VEHICLES.TO REMEDY THE PROBLEM, NISSAN INSTALLED SHIELDS ON THE EXPOSED FRONT SURFACES OF THE RECALLED VEHICLES.PEER DATA COLLECTED FOR MY 2004 THROUGH 2005 PACIFICA VEHICLES DURING PE05-050 INCLUDED 120 FIELD REPORTS DOCUMENTING TANK REPLACEMENTS DUE TO PUNCTURE OR DAMAGE BY ROAD DEBRIS AS PART OF A PARTS RESTRICTION PROGRAM CONDUCTED AT THE REQUEST OF THE TANK SUPPLIER (INERGY). ANALYSIS OF THE INFORMATION PROVIDED BY CHRYSLER DURING PE05-050, PE06-009 AND EA06-010 SHOW THAT THE FRONT SURFACE OF THE FUEL TANKS IN THE SUBJECT PACIFICA VEHICLES IS NOT COMPLETELY PROTECTED FROMROAD DEBRIS BY THE FLOOR PAN OR OTHER BODY STRUCTURE.THE TANKS WERE COMPARED WITH PEER VEHICLES, INCLUDING SEVERAL IDENTIFIED BY CHRYSLER AS SHARING SIMILAR DESIGN CHARACTERISTICS (UNSHIELDED HIGH-DENSITY POLYETHYLENE PLASTIC FUEL TANKS IN A SADDLEBAG CONFIGURATION).SOME OF THE PEER DESIGNS REVIEWED BY ODI PACKAGED THE TANKS IN RECESSED CAVITIES IN THE FLOOR PAN OR USED SHIELDS TO PROTECT EXPOSED SURFACES ON THE FRONT OF THE TANK.IN GENERAL, THESE TANKS HAD THE LOWEST COMPLAINT RATES FOR TANK PUNCTURE BY ROAD DEBRIS. HOWEVER, OTHER PEER DESIGNS REVIEWED BY ODI HAD PACKAGING SIMILAR TO THE SUBJECT VEHICLES AND SOME OF THESE ALSO HAD SOME COMPLAINTS OF TANK PUNCTURE.NONE OF THE PEER VEHICLES ANALYZED BY ODI HAD TANKS PUNCTURE DATA COMPARABLE TO CHRYSLER'S FIELD REPORTS FROM ITS PART RESTRICTION PROGRAMS, SO THAT DATA COULD NOT BE USED IN PEER COMPARISONS. ANALYSIS OF THE COMPLAINT DATA SHOWS THAT THE RATE FOR THE SUBJECT VEHICLES IS ABOUT HALF THAT OBSERVED IN THE RECALLED MURANO VEHICLES AND NOT SIGNIFICANTLY HIGHER THAN SOME OF THE PEER VEHICLES ANALYZED WITH SIMILAR DESIGN CHARACTERISTICS.TESTING BY THE NHTSA VEHICLE RESEARCH AND TESTING CENTER (VRTC) SHOWED DIFFERENCES BETWEEN THE MURANO AND PACIFICA FUEL TANK PACKAGING AND EXPOSURE TO ROAD DEBRIS THROWN BY THE FRONT TIRES.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.THE AGENCY WILL CONTINUE TO MONITOR COMPLAINTS AND OTHER INFORMATION RELATING TO THE ALLEGED DEFECT IN THE SUBJECT VEHICLES AND TAKE FURTHER ACTION IN THE FUTURE IF WARRANTED.SEE DOCUMENT FILE FOR ADDITIONAL INFORMATION REGARDING THIS RESUME.

Fuel System, Other:storage:tank Assembly

EA06-010 WAS OPENED BASED ON INFORMATION GATHERED IN PRELIMINARY EVALUATION PE06-009.PE06-009 WAS OPENED BASED ON INFORMATION OBTAINED IN A PEER INFORMATION REQUEST AS PART OF A PRELIMINARY EVALUATION (PE05-050) OF FUEL TANK PUNCTURE IN MODEL YEAR (MY) 2003 THROUGH 2006 NISSAN MURANO VEHICLES.IN JANUARY 2006, NISSAN SUBMITTED A DEFECT INFORMATION REPORT TO ODI THAT IDENTIFIED A DEFECT IN THE FUEL TANK SHIELDING IN APPROXIMATELY 209,000 MY 2003 THROUGH 2006 NISSAN MURANO VEHICLES.TO REMEDY THE PROBLEM, NISSAN INSTALLED SHIELDS ON THE EXPOSED FRONT SURFACES OF THE RECALLED VEHICLES.PEER DATA COLLECTED FOR MY 2004 THROUGH 2005 PACIFICA VEHICLES DURING PE05-050 INCLUDED 120 FIELD REPORTS DOCUMENTING TANK REPLACEMENTS DUE TO PUNCTURE OR DAMAGE BY ROAD DEBRIS AS PART OF A PARTS RESTRICTION PROGRAM CONDUCTED AT THE REQUEST OF THE TANK SUPPLIER (INERGY). ANALYSIS OF THE INFORMATION PROVIDED BY CHRYSLER DURING PE05-050, PE06-009 AND EA06-010 SHOW THAT THE FRONT SURFACE OF THE FUEL TANKS IN THE SUBJECT PACIFICA VEHICLES IS NOT COMPLETELY PROTECTED FROMROAD DEBRIS BY THE FLOOR PAN OR OTHER BODY STRUCTURE.THE TANKS WERE COMPARED WITH PEER VEHICLES, INCLUDING SEVERAL IDENTIFIED BY CHRYSLER AS SHARING SIMILAR DESIGN CHARACTERISTICS (UNSHIELDED HIGH-DENSITY POLYETHYLENE PLASTIC FUEL TANKS IN A SADDLEBAG CONFIGURATION).SOME OF THE PEER DESIGNS REVIEWED BY ODI PACKAGED THE TANKS IN RECESSED CAVITIES IN THE FLOOR PAN OR USED SHIELDS TO PROTECT EXPOSED SURFACES ON THE FRONT OF THE TANK.IN GENERAL, THESE TANKS HAD THE LOWEST COMPLAINT RATES FOR TANK PUNCTURE BY ROAD DEBRIS. HOWEVER, OTHER PEER DESIGNS REVIEWED BY ODI HAD PACKAGING SIMILAR TO THE SUBJECT VEHICLES AND SOME OF THESE ALSO HAD SOME COMPLAINTS OF TANK PUNCTURE.NONE OF THE PEER VEHICLES ANALYZED BY ODI HAD TANKS PUNCTURE DATA COMPARABLE TO CHRYSLER'S FIELD REPORTS FROM ITS PART RESTRICTION PROGRAMS, SO THAT DATA COULD NOT BE USED IN PEER COMPARISONS. ANALYSIS OF THE COMPLAINT DATA SHOWS THAT THE RATE FOR THE SUBJECT VEHICLES IS ABOUT HALF THAT OBSERVED IN THE RECALLED MURANO VEHICLES AND NOT SIGNIFICANTLY HIGHER THAN SOME OF THE PEER VEHICLES ANALYZED WITH SIMILAR DESIGN CHARACTERISTICS.TESTING BY THE NHTSA VEHICLE RESEARCH AND TESTING CENTER (VRTC) SHOWED DIFFERENCES BETWEEN THE MURANO AND PACIFICA FUEL TANK PACKAGING AND EXPOSURE TO ROAD DEBRIS THROWN BY THE FRONT TIRES.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.THE AGENCY WILL CONTINUE TO MONITOR COMPLAINTS AND OTHER INFORMATION RELATING TO THE ALLEGED DEFECT IN THE SUBJECT VEHICLES AND TAKE FURTHER ACTION IN THE FUTURE IF WARRANTED.SEE DOCUMENT FILE FOR ADDITIONAL INFORMATION REGARDING THIS RESUME.

RQ06002 · Engine Stalling

Opened Feb 27, 2006 · Closed Jun 22, 2006

Status: closed (inferred from source dates) · Engine And Engine Cooling; Fuel System, Gasoline; Vehicle Speed Control

ON FEBRUARY 27, 2006 RQ06-002 WAS OPENED IN RESPONSE TO 60 COMPLAINTS OF ENGINE STALL, MOSTLY DURING LEFT-HAND TURNS, IN MODEL YEAR (MY) 2004 TO 2006 CHRYSLER PACIFICA VEHICLES THAT WERE OUTSIDE THE SCOPE OF RECALL 04V-113.IN MARCH 2004, DAIMLERCHRYSLER INITIATED RECALL 04V-113 ON 34,561 MY 2004 PACIFICA VEHICLES TO CORRECT A CONDITION THAT COULD RESULT IN ENGINE STALL WHILE MAKING A LEFT-HAND TURN AFTER A COLD-START.DURING RQ06-002 IT WAS DETERMINED THAT RECALL 04V-113 DID CORRECT THE SPECIFIC CAUSE OF THE ENGINE STALLING CONDITION FOR THAT SPECIFIC POPULATION.HOWEVER, TWO OTHER CONDITIONS WERE IDENTIFIED THAT COULD ALSO CAUSE ENGINE STALLING DURING TURNING MANEUVERS:(1) AN ISSUE WITH MISBUILT FUEL PUMPS THAT PRIMARILY AFFECTED ABOUT 17,000 MY 2005 PACIFICA VEHICLES BUILT DURING AUGUST AND SEPTEMBER 2004; AND (2) A SOFTWARE CONDITION AFFECTING VAPOR PURGE IN ABOUT 131,000 MY 2005-06 PACIFICA VEHICLES BUILT FROM JULY 2004 THROUGH NOVEMBER 2005. AN ENGINEERING ANALYSIS, EA06-013, HAS BEEN OPENED TO FURTHER EXAMINE THE SCOPE, FREQUENCY AND SAFETY CONSEQUENCES ASSOCIATED WITH EACH OF THESE CONDITIONS IN THE SUBJECT VEHICLES.

Additional source detail variants (3)

Engine And Engine Cooling

ON FEBRUARY 27, 2006 RQ06-002 WAS OPENED IN RESPONSE TO 60 COMPLAINTS OF ENGINE STALL, MOSTLY DURING LEFT-HAND TURNS, IN MODEL YEAR (MY) 2004 TO 2006 CHRYSLER PACIFICA VEHICLES THAT WERE OUTSIDE THE SCOPE OF RECALL 04V-113.IN MARCH 2004, DAIMLERCHRYSLER INITIATED RECALL 04V-113 ON 34,561 MY 2004 PACIFICA VEHICLES TO CORRECT A CONDITION THAT COULD RESULT IN ENGINE STALL WHILE MAKING A LEFT-HAND TURN AFTER A COLD-START.DURING RQ06-002 IT WAS DETERMINED THAT RECALL 04V-113 DID CORRECT THE SPECIFIC CAUSE OF THE ENGINE STALLING CONDITION FOR THAT SPECIFIC POPULATION.HOWEVER, TWO OTHER CONDITIONS WERE IDENTIFIED THAT COULD ALSO CAUSE ENGINE STALLING DURING TURNING MANEUVERS:(1) AN ISSUE WITH MISBUILT FUEL PUMPS THAT PRIMARILY AFFECTED ABOUT 17,000 MY 2005 PACIFICA VEHICLES BUILT DURING AUGUST AND SEPTEMBER 2004; AND (2) A SOFTWARE CONDITION AFFECTING VAPOR PURGE IN ABOUT 131,000 MY 2005-06 PACIFICA VEHICLES BUILT FROM JULY 2004 THROUGH NOVEMBER 2005. AN ENGINEERING ANALYSIS, EA06-013, HAS BEEN OPENED TO FURTHER EXAMINE THE SCOPE, FREQUENCY AND SAFETY CONSEQUENCES ASSOCIATED WITH EACH OF THESE CONDITIONS IN THE SUBJECT VEHICLES.

Fuel System, Gasoline

ON FEBRUARY 27, 2006 RQ06-002 WAS OPENED IN RESPONSE TO 60 COMPLAINTS OF ENGINE STALL, MOSTLY DURING LEFT-HAND TURNS, IN MODEL YEAR (MY) 2004 TO 2006 CHRYSLER PACIFICA VEHICLES THAT WERE OUTSIDE THE SCOPE OF RECALL 04V-113.IN MARCH 2004, DAIMLERCHRYSLER INITIATED RECALL 04V-113 ON 34,561 MY 2004 PACIFICA VEHICLES TO CORRECT A CONDITION THAT COULD RESULT IN ENGINE STALL WHILE MAKING A LEFT-HAND TURN AFTER A COLD-START.DURING RQ06-002 IT WAS DETERMINED THAT RECALL 04V-113 DID CORRECT THE SPECIFIC CAUSE OF THE ENGINE STALLING CONDITION FOR THAT SPECIFIC POPULATION.HOWEVER, TWO OTHER CONDITIONS WERE IDENTIFIED THAT COULD ALSO CAUSE ENGINE STALLING DURING TURNING MANEUVERS:(1) AN ISSUE WITH MISBUILT FUEL PUMPS THAT PRIMARILY AFFECTED ABOUT 17,000 MY 2005 PACIFICA VEHICLES BUILT DURING AUGUST AND SEPTEMBER 2004; AND (2) A SOFTWARE CONDITION AFFECTING VAPOR PURGE IN ABOUT 131,000 MY 2005-06 PACIFICA VEHICLES BUILT FROM JULY 2004 THROUGH NOVEMBER 2005. AN ENGINEERING ANALYSIS, EA06-013, HAS BEEN OPENED TO FURTHER EXAMINE THE SCOPE, FREQUENCY AND SAFETY CONSEQUENCES ASSOCIATED WITH EACH OF THESE CONDITIONS IN THE SUBJECT VEHICLES.

Vehicle Speed Control

ON FEBRUARY 27, 2006 RQ06-002 WAS OPENED IN RESPONSE TO 60 COMPLAINTS OF ENGINE STALL, MOSTLY DURING LEFT-HAND TURNS, IN MODEL YEAR (MY) 2004 TO 2006 CHRYSLER PACIFICA VEHICLES THAT WERE OUTSIDE THE SCOPE OF RECALL 04V-113.IN MARCH 2004, DAIMLERCHRYSLER INITIATED RECALL 04V-113 ON 34,561 MY 2004 PACIFICA VEHICLES TO CORRECT A CONDITION THAT COULD RESULT IN ENGINE STALL WHILE MAKING A LEFT-HAND TURN AFTER A COLD-START.DURING RQ06-002 IT WAS DETERMINED THAT RECALL 04V-113 DID CORRECT THE SPECIFIC CAUSE OF THE ENGINE STALLING CONDITION FOR THAT SPECIFIC POPULATION.HOWEVER, TWO OTHER CONDITIONS WERE IDENTIFIED THAT COULD ALSO CAUSE ENGINE STALLING DURING TURNING MANEUVERS:(1) AN ISSUE WITH MISBUILT FUEL PUMPS THAT PRIMARILY AFFECTED ABOUT 17,000 MY 2005 PACIFICA VEHICLES BUILT DURING AUGUST AND SEPTEMBER 2004; AND (2) A SOFTWARE CONDITION AFFECTING VAPOR PURGE IN ABOUT 131,000 MY 2005-06 PACIFICA VEHICLES BUILT FROM JULY 2004 THROUGH NOVEMBER 2005. AN ENGINEERING ANALYSIS, EA06-013, HAS BEEN OPENED TO FURTHER EXAMINE THE SCOPE, FREQUENCY AND SAFETY CONSEQUENCES ASSOCIATED WITH EACH OF THESE CONDITIONS IN THE SUBJECT VEHICLES.

PE06009 · Fuel Tank Punctures

Opened Feb 22, 2006 · Closed Jun 15, 2006

Status: closed (inferred from source dates) · Fuel System, Gasoline:storage:tank Assembly

ON FEBRUARY 22, 2006, ODI OPENED PE06-009 TO INVESTIGATE REPORTS THAT THE FUEL TANKS ON MODEL YEAR (MY) 2004 TO 2005 CHRYSLER PACIFICA VEHICLES MAY BE PUNCTURED BY CONTACT WITH ROAD DEBRIS.THE NUMBER OF REPORTS SUBMITTED BY CHRYSLER WAS SIGNIFICANTLY HIGHER THAN THOSE SUBMITTED BY OTHER MANUFACTURERS WHO WERE REQUESTED TO SUBMIT DATA AS PART OF INVESTIGATION PE05-050 INTO MY 2003 TO 2006 NISSAN MURANO VEHICLES THAT MAY HAVE HAD INSUFFICIENT SHIELDING OF THE FUEL TANK TO PREVENT PUNCTURES AFTER CONTACT WITH ROAD DEBRIS.NISSAN ISSUED RECALL 06V-003 INVOLVING INCREASING THE SHIELDING OF THE FUEL TANKS TO REDUCE THE LIKELIHOOD OF TANK PUNCTURES. CHRYSLER HAS NOTED THAT THEY HAD IN PLACE FROM JANUARY 2003 TO JUNE 2005 A PARTS RESTRICTION PROGRAM ON PACIFICA FUEL TANK REPLACEMENTS WHICH MAY HAVE MADE THE NUMBER OF REPORTS ARTIFICIALLY HIGH IN COMPARISON TO MANUFACTURERS WHICH DID NOT HAVE A SIMILAR PROGRAM IN EFFECT.CHRYSLER ALSO QUESTIONED WHETHER MANY OF THE FIELD REPORTS OF FUEL TANKS REPLACED DUE TO DAMAGE FROM UNKNOWN CAUSE WERE ACTUALLY PUNCTURED. THIS INVESTIGATION HAS BEEN UPGRADED TO AN ENGINEERING ANALYSIS (EA06-010) TO GATHER ADDITIONAL INFORMATION CONCERNING THE ALLEGED DEFECT IN THE SUBJECT VEHICLES.