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1998 Buick Lesabre

Owner reports · Recalls · Investigations

More warning signs than most Lesabre years

Owner complaints for the 1998 Buick Lesabre are substantially higher than the model-year median of 24.

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When problems were reported

Mileage at the reported incident

173 reports with mileage · 227 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 196 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Fuel System, Gasoline. Review the 70 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Electrical System. Review the 50 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

15 crash reports42 fire reports7 injury reports

Engine And Engine Cooling complaints

196 reports
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Mileage unknown · Oct 13, 2011
Engine And Engine Cooling

I HAVE A 1998 BUICK LESABRE. THE CAR STOPPED WHEN IT WAS PULLED INTO THE GARAGE AND WHEN I TRIED TO START IT AGAIN, IT MADE A SCREECHING SOUND. THE CAR WAS TOWED TO A MECHANIC. THE MECHANIC ADVISED THE STARTER "EXPLODED" BECAUSE FLUID WAS LEAKING FROM THE PLENEUM INTO THE CYLINDERS AND STARTER. THE MECHANIC ADVISED IT WOULD COST…

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I HAVE A 1998 BUICK LESABRE. THE CAR STOPPED WHEN IT WAS PULLED INTO THE GARAGE AND WHEN I TRIED TO START IT AGAIN, IT MADE A SCREECHING SOUND. THE CAR WAS TOWED TO A MECHANIC. THE MECHANIC ADVISED THE STARTER "EXPLODED" BECAUSE FLUID WAS LEAKING FROM THE PLENEUM INTO THE CYLINDERS AND STARTER. THE MECHANIC ADVISED IT WOULD COST OVER $800.00 TO REPAIR. *TR

NHTSA ODI #10430035

62,000 miles · Apr 19, 2009
Engine And Engine Cooling

HERE'S WHAT HAPPENED, THE CAR STARTED CONSUMING DEXCOOL ANTIFREEZE, BUT NONE WAS NOTICED LEAKING EXTERNAL TO THE ENGINE. THE UPPER INTAKE MANIFOLD MADE OF PLASTIC APPARENTLY WARPED, AND/OR A HOLE BURNED IN NEAR THE EGR STOVE PIPE, THUS DUMPING ANTIFREEZE INTO THE ENGINE AND HYDROLOCKING THE ENGINE. MAJOR PROBLEM, COMPLETE ENGINE…

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HERE'S WHAT HAPPENED, THE CAR STARTED CONSUMING DEXCOOL ANTIFREEZE, BUT NONE WAS NOTICED LEAKING EXTERNAL TO THE ENGINE. THE UPPER INTAKE MANIFOLD MADE OF PLASTIC APPARENTLY WARPED, AND/OR A HOLE BURNED IN NEAR THE EGR STOVE PIPE, THUS DUMPING ANTIFREEZE INTO THE ENGINE AND HYDROLOCKING THE ENGINE. MAJOR PROBLEM, COMPLETE ENGINE FAILURE WOULD NOT START OR RUN. THIS CAR HAD BEEN WELL MAINTAINED WITH BOTH REGULAR OIL AND COOLANT CHANGES, THE CAR HAS BEEN ADULT DRIVING . COST TO REPAIR $450.00 FOR JUST UPPER INTAKE, ADD ANOTHER $450 FOR THE LOWER INTAKE AS WELL. *TR

NHTSA ODI #10266015

150,000 miles · Mar 30, 2009
Engine And Engine Cooling

MY INTAKE MANIFOLD GASKET WAS MADE OF PLASTIC AND MY ENGINE LOCKED UP, I WAS INFORMED FROM MY MECHANIC THAT GM WAS AWARE OF THIS PROBLEM AND CAME OUT WITH A BETTER ONE MADE OF METAL. THIS A COSTLY MISTAKE LEADING TO 850 DOLLARS OF REPAIR, THAT COULD HAVE BEEN PREVENTED IF GM WOULD HAVE STEPPED UP WITH THIS IN THE FIRST PLACE AN…

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MY INTAKE MANIFOLD GASKET WAS MADE OF PLASTIC AND MY ENGINE LOCKED UP, I WAS INFORMED FROM MY MECHANIC THAT GM WAS AWARE OF THIS PROBLEM AND CAME OUT WITH A BETTER ONE MADE OF METAL. THIS A COSTLY MISTAKE LEADING TO 850 DOLLARS OF REPAIR, THAT COULD HAVE BEEN PREVENTED IF GM WOULD HAVE STEPPED UP WITH THIS IN THE FIRST PLACE AND BEEN FIXED WITH THE NEW GASKET INSTEAD OF CAUSING MORE DAMAGE THEN NEEDED. *TR

NHTSA ODI #10263584

41,000 miles · Mar 25, 2009
Engine And Engine Cooling

BOUGHT A USED (2 OWNER) BUICK LESABRE IN DEC '08 HAVING 37,428 . IN EARLY MARCH, '09, AFTER LESS THAN 4000 MILES, STARTED HEARING A BRIEF GURGLING WHEN ENGINE TURNED OFF. IN MID-MARCH, WHILE PULLING ONTO A HIGHWAY FROM A SLIGHT UPWARD GRADE THE VEHICLE LOST POWER, AND A DRIVE TRAIN VIBRATION TOOK PLACE FOR A FEW SECONDS....NEAR…

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BOUGHT A USED (2 OWNER) BUICK LESABRE IN DEC '08 HAVING 37,428 . IN EARLY MARCH, '09, AFTER LESS THAN 4000 MILES, STARTED HEARING A BRIEF GURGLING WHEN ENGINE TURNED OFF. IN MID-MARCH, WHILE PULLING ONTO A HIGHWAY FROM A SLIGHT UPWARD GRADE THE VEHICLE LOST POWER, AND A DRIVE TRAIN VIBRATION TOOK PLACE FOR A FEW SECONDS....NEARLY CAUSING AN ONCOMING TRUCK TO COLLIDE WITH US.TOOK VEHICLE INTO A NATIONAL FRANCHISED TRANSMISSION DEALER FOR CHECKUP...TRANSMISSION CHECKED OK. HOWEVER, TECHNICIAN DISCOVERED RADIATOR FLUID IN MANIFOLD INTAKE AREA. SUSPECTING LEAKING INTAKE MANIFOLD SEAL AND/OR CRACKED INTAKE MANIFOLD COVER. NEED TO USE THE VEHICLE, BUT HAVE TO WAIT FOR REPAIR UNTIL MONEY CAN BE PUT TOGETHER. AM A DISABLED EX MARINE,VIETNAM VET.. SHOULDN'T HAVE TO PUT UP WITH THIS PROBLEM, ESPECIALLY WHEN IT LOOKS LIKE A VERY PREVALENT ONE ,BASED ON WHAT IS ON THE NET. REPLACEMENT PART IS ONLY 140.00 THROUGH A NATIONAL PARTS COMPANY. THE AUTO SHOPS ARE QUOTING OVER 800.00 TO FIX. C'MON, LET'S GET SOMETHING DONE ABOUT THIS BEFORE SOMEONE IS KILLED!!! HAVEN'T YOU NOTICED THE POWER FAILURES IN SOME OF THE REPORTS??I WOULD THINK GM WOULD DO A VOLUNTEER RECALL, RATHER THAN RISK REPUTATION, AND CONSUMER LIFE&LIMB. THE PROBLEM IS THAT GM WAS USING HAVELIN'S 'ORANGE' ANTIFREEZE (DEXTROL) AND IT WAS FAULTY. IT WAS CONGEALING IN THE ENGINE, DISRUPTING COOLANT FLOW, THEREBY CAUSING OVERHEATING ENOUGH TO BLOW INTAKE MANIFOLDS AND/OR GASKETS........SEEMS THE 8 AUTO TECH'S I'VE TALKED TO OVER THE PAST WEEK KNOW THIS. SO, WHY DON'T THE INDUSTRY AND GOV."EXPERTS"??? *TR

NHTSA ODI #10263051

66,506 miles · Dec 19, 2008
Engine And Engine Cooling

THE BELT TENSIONER IS MADE OF PLASTIC WHICH BROKE DISABLING THE CAR WHICH HAD TO BE TOWED. OIL LEAK CAME FROM LOWER INTAKE MANIFOLD GASKET, GATHERED AROUND BOTTOM AT OIL PAN, UPPER INTAKE MANIFOLD GASKET, ALSO MADE OF PLASTIC LEAKED ANTIFREEZE INTO ENGINE. TENSIONER WAS REPLACED WITH SAME PLASTIC BECAUSE IT HAS NOT BEEN RE-DESI…

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THE BELT TENSIONER IS MADE OF PLASTIC WHICH BROKE DISABLING THE CAR WHICH HAD TO BE TOWED. OIL LEAK CAME FROM LOWER INTAKE MANIFOLD GASKET, GATHERED AROUND BOTTOM AT OIL PAN, UPPER INTAKE MANIFOLD GASKET, ALSO MADE OF PLASTIC LEAKED ANTIFREEZE INTO ENGINE. TENSIONER WAS REPLACED WITH SAME PLASTIC BECAUSE IT HAS NOT BEEN RE-DESIGNED,SAME WITH THE INTAKE MANIFOLD GASKET, THEREFORE, IT WILL GIVE THE SAME PROBLEM IN THE FUTURE. A LOT OF OTHER PEOPLE ARE HAVING THE SAME PROBLEM AND GM REFUSES TO DO ANYTHING ABOUT THE PROBLEM. *TR

NHTSA ODI #10252296

26,000 miles · Jun 4, 2008
Engine And Engine CoolingFuel System, Gasoline

TL*THE CONTACT OWNS A 1998 BUICK LESABRE. THE CONTACT NOTICED OIL IN THE ANTIFREEZE BUCKET IN THE VEHICLE. WHEN THE VEHICLE WAS TAKEN TO THE MECHANIC, HE WAS INFORMED THAT THE COOLING COILS HAD BURST IN THE RADIATOR. CURRENTLY, ANTIFREEZE HAS SETTLED ON THE ENGINE BLOCK. THE VEHICLE WAS TESTED FOR A PRESSURE LEAK AND THE MEC…

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TL*THE CONTACT OWNS A 1998 BUICK LESABRE. THE CONTACT NOTICED OIL IN THE ANTIFREEZE BUCKET IN THE VEHICLE. WHEN THE VEHICLE WAS TAKEN TO THE MECHANIC, HE WAS INFORMED THAT THE COOLING COILS HAD BURST IN THE RADIATOR. CURRENTLY, ANTIFREEZE HAS SETTLED ON THE ENGINE BLOCK. THE VEHICLE WAS TESTED FOR A PRESSURE LEAK AND THE MECHANIC WAS UNABLE TO FIND ONE. THE CONTACT WAS INFORMED THAT THE INTAKE GASKET FAILED. NHTSA CAMPAIGN ID NUMBER 04V090000 (FUEL SYSTEM, GASOLINE:DELIVERY) WAS REFERENCED. THE CURRENT MILEAGE WAS 31,000 AND FAILURE MILEAGE WAS 26,000. UPDATED 06/25/08. *LJ UPDATED 06/25/08

NHTSA ODI #10229865

83,000 miles · Jun 2, 2008
Engine And Engine Cooling

HAD ANTI-FREEZE IN THE OIL. PLASTIC INTAKE GASKET WAS BROKEN. I UNDERSTAND THIS OCCURS IN MANY 3.8 ENGINES. HAD TO HAVE NEW GASKET INSTALLED AT A COST OF ABOUT $700 DOLLARS. THE CAR IS A 1998 BUICK LASABRE. *TR

NHTSA ODI #10229668

Mileage unknown · Jan 30, 2008
Engine And Engine Cooling

1998 BUICK LESABRE WITH CRACKED INTAKE MANIFOLD. CONSUMER STATES THAT THE MANUFACTURER HAS NO INTENTION OF SENDING OUT A RECALL FOR THIS PROBLEM OR REIMBURSING THE CUSTOMERS. *KB THE CONSUMER STATED THE MANIFOLD WAS MADE OUT OF PLASTIC, WHICH CAUSED ANTI-FREEZE TO MIX WITH THE OIL. *JB

NHTSA ODI #10217171

79,917 miles · Jan 28, 2008
Engine And Engine Cooling

THE ENGINE LIGHT CAME ON. THE CAR WAS NOT RUNNING HOT NOR DID ANY OTHER LIGHT COME ON. THE ENGINE WAS RUNNING AS SMOOTH AS IT ALWAYS HAS. I PULLED INTO A PARKING LOT AND LET THE ENGINE COOL. I SAW THE WATER WAS LOW SO I WENT INSIDE AND GOT WATER TO PUT IN IT. I TRIED TO START THE CAR AND THE ENGINE WOULD NOT START. WHITE S…

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THE ENGINE LIGHT CAME ON. THE CAR WAS NOT RUNNING HOT NOR DID ANY OTHER LIGHT COME ON. THE ENGINE WAS RUNNING AS SMOOTH AS IT ALWAYS HAS. I PULLED INTO A PARKING LOT AND LET THE ENGINE COOL. I SAW THE WATER WAS LOW SO I WENT INSIDE AND GOT WATER TO PUT IN IT. I TRIED TO START THE CAR AND THE ENGINE WOULD NOT START. WHITE SMOKE CAME FROM THE EXHAUST. I HAD THE CAR TOWED TO A DEALER. THEY KNEW WHAT WAS WRONG BEFORE THEY CHECKED THE CAR BECAUSE THEY HAD HAD OTHER CUSTOMERS WITH THE SAME PROBLEM. AFTER REPLACING THE MANIFOLD, GASKETS, SPARK PLUGS, DEXCOOL, PIPE ASM, SEALS, THERMOSTAT, STARTER, OIL FILTER, OIL, THE CAR RAN AGAIN. OF COURSE, I WAS OUT $1049.27. THAT WAS 12 DAYS AGO. TONIGHT THE CAR BEGAN CLATTERING AND TOMORROW THE CAR WILL GO BACK TO THE DEALER FOR MORE REPAIR. IT SOUNDS LIKE THE LIFTERS NEED TO BE REPLACED. I BELIEVE THIS SHOULD HAVE BEEN RECALLED AND REPAIRED BEFORE ALL THE TROUBLE BEGAN. I WANT MY MONEY BACK. *TR

NHTSA ODI #10216314

Mileage unknown · Dec 12, 2007
Engine And Engine Cooling

MY 1998 BUICK LESABRE LTD, 73,943 MI,STARTED TO REQUIRE WATER TO BE ADDED TO THE OVERFLOW TANK. THE CAR WAS TAKEN TO A GM GARAGE AND IT WAS DETERMINED THAT THE UPPER AND LOWER INTAKE MANIFOLDS WERE LEAKING, CAUSING COOLANT TO ENTER ENGINE AND OIL. THIS REPAIR COST$1200. TO CORRECT. FURTHER INVESTIGATION SHOWED THAT THIS IS …

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MY 1998 BUICK LESABRE LTD, 73,943 MI,STARTED TO REQUIRE WATER TO BE ADDED TO THE OVERFLOW TANK. THE CAR WAS TAKEN TO A GM GARAGE AND IT WAS DETERMINED THAT THE UPPER AND LOWER INTAKE MANIFOLDS WERE LEAKING, CAUSING COOLANT TO ENTER ENGINE AND OIL. THIS REPAIR COST$1200. TO CORRECT. FURTHER INVESTIGATION SHOWED THAT THIS IS A COMMON PROBLEM AND GM HAS TURNED IT'S HEAD TO THE ISSUE. THE INTERNET IS FULL OF THIS SPECIFIC PROBLEM. *TR

NHTSA ODI #10211576

Official recalls

1

04V090000 · Fuel System, Gasoline:delivery

Feb 24, 2004

ON CERTAIN PASSENGER VEHICLES EQUIPPED WITH 3800 V6 (L36) ENGINES AND CERTAIN DELPHI FUEL PRESSURE REGULATORS, THE REGULATORS HAVE A MUCH HIGHER THAN USUAL RATE OF FUEL LEAKS. A LEAK CAN ALLOW FUEL TO ENTER THE INTAKE MANIFOLD THROUGH A VACUUM LINE. IF THE ENGINE DOES NOT START WHEN CRANKED, THE FUEL FROM THE LEAKING REGULATOR AND A MISTIMED SPARK CAN CAUSE A BACKFIRE.

Consequence & remedy

Consequence: THE BACKFIRE CAN RUPTURE THE INTAKE MANIFOLD. THE RUPTURE OF THE INTAKE MANIFOLD CAN DISPLACE A FUEL LINE, PULLING AN INJECTOR OUT OF PLACE, AND CAUSING A FUEL LEAK AND POSSIBLE FIRE.

Remedy: DEALERS WILL INSTALL NEW FUEL PRESSURE REGULATORS WITH IMPROVED DIAPHRAGMS. THE RECALL WILL BE CONDUCTED IN PHASED MAILINGS. PHASE 1 BEGAN ON JUNE 30, 2004, AND PHASE 2 BEGAN ON SEPTEMBER 30, 2004. OWNERS SHOULD CONTACT BUICK AT 1-866-608-8080, OLDSMOBILE AT 1-800-630-6537, OR PONTIAC AT 1-800-620-7668.

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

2

EA02030 · Engine Compartment Fires

Opened Oct 22, 2002 · Closed Mar 9, 2004

Status: closed (inferred from source dates) · Fuel System, Gasoline; Fuel System, Gasoline:delivery; Fuel System, Gasoline:delivery:hoses, Lines/piping, And Fittings

EA02-030 IS CLOSED WITH GMEA02-030 IS CLOSED WITH GM?S ACTIONS IN 03V-473 AND 04V-090 RECALLING APPROXIMATELY 529,000 MY 1998-99 C- AND H-BODY VEHICLES EQUIPPED WITH DEFECTIVE FUEL PRESSURE REGULATORS.THESE VEHICLES WERE EQUIPPED WITH PLASTIC INTAKE MANIFOLDS THAT ARE UNABLE TO CONTAIN PRESSURES THAT OCCUR IN SOME BACKFIRE EVENTS AND DEFECTIVE FUEL PRESSURE REGULATORS WITH LEAKING DIAPHRAGMS THAT CAN PROVIDE A SOURCE OF FUEL TO PRODUCE A COMBUSTIBLE AIR-FUEL MIXTURE IN THE MANIFOLD.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY ODI THAT NO SAFETY DEFECT EXISTS IN THE VEHICLES THAT ARE NOT INCLUDED IN GM?S RECALLS.ODI WILL CONTINUE TO MONITOR THE INCIDENCE OF MANIFOLD RUPTURES AND RELATED FIRES IN OTHER MY 1995-2002 GM PASSENGER CARS EQUIPPED WITH THE SUBJECT INTAKE MANIFOLD.FOR ADDITIONAL INFORMATION, SEE THE ATTACHED CLOSING REPORT.

Additional source detail variants (3)

Fuel System, Gasoline:delivery

EA02-030 IS CLOSED WITH GMEA02-030 IS CLOSED WITH GM?S ACTIONS IN 03V-473 AND 04V-090 RECALLING APPROXIMATELY 529,000 MY 1998-99 C- AND H-BODY VEHICLES EQUIPPED WITH DEFECTIVE FUEL PRESSURE REGULATORS.THESE VEHICLES WERE EQUIPPED WITH PLASTIC INTAKE MANIFOLDS THAT ARE UNABLE TO CONTAIN PRESSURES THAT OCCUR IN SOME BACKFIRE EVENTS AND DEFECTIVE FUEL PRESSURE REGULATORS WITH LEAKING DIAPHRAGMS THAT CAN PROVIDE A SOURCE OF FUEL TO PRODUCE A COMBUSTIBLE AIR-FUEL MIXTURE IN THE MANIFOLD.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY ODI THAT NO SAFETY DEFECT EXISTS IN THE VEHICLES THAT ARE NOT INCLUDED IN GM?S RECALLS.ODI WILL CONTINUE TO MONITOR THE INCIDENCE OF MANIFOLD RUPTURES AND RELATED FIRES IN OTHER MY 1995-2002 GM PASSENGER CARS EQUIPPED WITH THE SUBJECT INTAKE MANIFOLD.FOR ADDITIONAL INFORMATION, SEE THE ATTACHED CLOSING REPORT.

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

EA02-030 IS CLOSED WITH GMEA02-030 IS CLOSED WITH GM?S ACTIONS IN 03V-473 AND 04V-090 RECALLING APPROXIMATELY 529,000 MY 1998-99 C- AND H-BODY VEHICLES EQUIPPED WITH DEFECTIVE FUEL PRESSURE REGULATORS.THESE VEHICLES WERE EQUIPPED WITH PLASTIC INTAKE MANIFOLDS THAT ARE UNABLE TO CONTAIN PRESSURES THAT OCCUR IN SOME BACKFIRE EVENTS AND DEFECTIVE FUEL PRESSURE REGULATORS WITH LEAKING DIAPHRAGMS THAT CAN PROVIDE A SOURCE OF FUEL TO PRODUCE A COMBUSTIBLE AIR-FUEL MIXTURE IN THE MANIFOLD.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY ODI THAT NO SAFETY DEFECT EXISTS IN THE VEHICLES THAT ARE NOT INCLUDED IN GM?S RECALLS.ODI WILL CONTINUE TO MONITOR THE INCIDENCE OF MANIFOLD RUPTURES AND RELATED FIRES IN OTHER MY 1995-2002 GM PASSENGER CARS EQUIPPED WITH THE SUBJECT INTAKE MANIFOLD.FOR ADDITIONAL INFORMATION, SEE THE ATTACHED CLOSING REPORT.

Fuel System, Gasoline

EA02-030 IS CLOSED WITH GMEA02-030 IS CLOSED WITH GM?S ACTIONS IN 03V-473 AND 04V-090 RECALLING APPROXIMATELY 529,000 MY 1998-99 C- AND H-BODY VEHICLES EQUIPPED WITH DEFECTIVE FUEL PRESSURE REGULATORS.THESE VEHICLES WERE EQUIPPED WITH PLASTIC INTAKE MANIFOLDS THAT ARE UNABLE TO CONTAIN PRESSURES THAT OCCUR IN SOME BACKFIRE EVENTS AND DEFECTIVE FUEL PRESSURE REGULATORS WITH LEAKING DIAPHRAGMS THAT CAN PROVIDE A SOURCE OF FUEL TO PRODUCE A COMBUSTIBLE AIR-FUEL MIXTURE IN THE MANIFOLD.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY ODI THAT NO SAFETY DEFECT EXISTS IN THE VEHICLES THAT ARE NOT INCLUDED IN GM?S RECALLS.ODI WILL CONTINUE TO MONITOR THE INCIDENCE OF MANIFOLD RUPTURES AND RELATED FIRES IN OTHER MY 1995-2002 GM PASSENGER CARS EQUIPPED WITH THE SUBJECT INTAKE MANIFOLD.FOR ADDITIONAL INFORMATION, SEE THE ATTACHED CLOSING REPORT.

PE02050 · Engine Compartment Fires

Opened Jun 13, 2002 · Closed Oct 22, 2002

Status: closed (inferred from source dates) · Engine And Engine Cooling

No summary supplied.