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1999 Pontiac Bonneville

Owner reports · Recalls · Investigations

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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

60 reports with mileage · 83 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 59 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Electrical System. Review the 22 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Fuel System, Gasoline. Review the 19 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

5 crash reports9 fire reports6 injury reports

Electrical System complaints

22 reports
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136,589 miles · Sep 5, 2016
Electrical SystemFuel/propulsion SystemSteering

' TAKATA RECALL" DRIVING AND THE CAR CUT OFF..AFTER I STOP THE CAR AND TURN THE KEY OFF. WAS ABLE TO RE START THE CAR. THIS HAS HAPPEN A FEW TIMES. THIS IS NOT A SAFE THING WHEN DRIVING ON THE FREE WAYS ....I WAS IN MOTION AND ON THE STREET. THERE WAS A RECALL ON THIS BUT WAS NOT WERE OF IT THIS WAS IN 2009 NOW IT 2016 AND THE …

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' TAKATA RECALL" DRIVING AND THE CAR CUT OFF..AFTER I STOP THE CAR AND TURN THE KEY OFF. WAS ABLE TO RE START THE CAR. THIS HAS HAPPEN A FEW TIMES. THIS IS NOT A SAFE THING WHEN DRIVING ON THE FREE WAYS ....I WAS IN MOTION AND ON THE STREET. THERE WAS A RECALL ON THIS BUT WAS NOT WERE OF IT THIS WAS IN 2009 NOW IT 2016 AND THE PART IN MY CAR IS NOT WORKING?

NHTSA ODI #10903615

130,000 miles · Jun 20, 2014
Electrical SystemEngineFuel/propulsion System

UPON ACCELERATING ONTO THE HIGHWAY, AFTER REACHING HIGHWAY SPEED, VEHICLE STALLS AND WOULD NOT START. FLOODING ENGINE, GASOLINE COMING OUT OF EXHAUST, ENGINE WOULD NOT RESTART. AFTER RESEARCH AND REPLACING LEAKING LOWER INTAKE MANIFOLD, THIS WAS NOT MY PROBLEM THERE WAS NO LEAK. AFTER MORE RESEARCH I REPLACED MORE SENSORS AND…

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UPON ACCELERATING ONTO THE HIGHWAY, AFTER REACHING HIGHWAY SPEED, VEHICLE STALLS AND WOULD NOT START. FLOODING ENGINE, GASOLINE COMING OUT OF EXHAUST, ENGINE WOULD NOT RESTART. AFTER RESEARCH AND REPLACING LEAKING LOWER INTAKE MANIFOLD, THIS WAS NOT MY PROBLEM THERE WAS NO LEAK. AFTER MORE RESEARCH I REPLACED MORE SENSORS AND EVENTUALLY CYLINDER GASKETS AND LOWER INTAKE GASKET AGAIN. STILL ENGINE WOULD NOT START. AFTER 2 YEARS OF CAR SITTING I UNPLUGGED MAF SENSOR AND THEN IT STARTED FINALLY. FAULTY MAF SENSOR BUT NO WAY TO FIND OUT UNLESS IT IS UNPLUGGED BECAUSE SENSOR DID NOT GIVE OFF ANY PERTAINING FAULT CODE POINTING TO THE PROBLEM SPECIFICALLY. *TR

NHTSA ODI #10604668

218,657 miles · Feb 13, 2009
Electrical System

CAR STALLED WHILE DRIVING HOME AT NIGHT. NO ELECTRICAL POWER WHAT SO EVER INCLUDING EMERGENCY FLASHERS. NEARLY HAD AN ACCIDENT AND HAD NO WAY OF INDICATING TO OTHER VEHICLES THAT I HAD A PROBLEM. NO LIGHTS, NO POWER STEERING, NO BRAKES, NO BRAKE LIGHTS, NO EMERGENCY FLASHERS. AFTER SLOWING DOWN TO APPX. 25 MPH, POWER CAME BAC…

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CAR STALLED WHILE DRIVING HOME AT NIGHT. NO ELECTRICAL POWER WHAT SO EVER INCLUDING EMERGENCY FLASHERS. NEARLY HAD AN ACCIDENT AND HAD NO WAY OF INDICATING TO OTHER VEHICLES THAT I HAD A PROBLEM. NO LIGHTS, NO POWER STEERING, NO BRAKES, NO BRAKE LIGHTS, NO EMERGENCY FLASHERS. AFTER SLOWING DOWN TO APPX. 25 MPH, POWER CAME BACK ON. I SHIFTED TO NEUTRAL AND WAS ABLE TO START THE CAR AND DRIVE IT HOME. *TR

NHTSA ODI #10258626

127,000 miles · Jun 29, 2006
Electrical SystemEngine And Engine Cooling

DT: THE CONTACT STATED WHILE DRIVING AT ANY SPEED MPH ON NORMAL ROAD CONDITIONS THE ENGINE STALLED, NO WARNING LIGHTS ILUMINATE IN THE DASH BOARD. THE VEHICLE WAS TAKEN TO THE DEALERSHIP WHO DETERMINED NO PROBLEMS IN THE ENGINE OR ELECTRICAL SYSTEMS. THE CONTACT CONTINUES TO DEAL WITH THE STALLING ENGINE.

NHTSA ODI #10161104

22,000 miles · Nov 26, 2003
Electrical System

POSITIVE BATTERY TERMINAL CORRODED OUT OF BATTERY. PREVIOUSLY HAD PROBLEMS WITH POSITIVE TERMINAL CABLES(REPLACED IN 2001). *LA

NHTSA ODI #10047657

Mileage unknown · Jul 29, 2002
Electrical System

VEHICLE IS SUBJECT TO MISS/STALL WHILE IN MOTION AT ANY SPEED DUE TO WIRING HARNESS BURNING FROM SPARK PLUGS FAILING. PLEASE DESCRIBE DETAILS. *AK

NHTSA ODI #8014947

Mileage unknown · Aug 15, 2001
Electrical System

I PURCHASED A 1999 PONTIAC BONNEVILLE FROM MANAMARA PONTIAC IN ORLANDO FL., USED OUR 3 ED ONE. MY WIFE WAS DRIVING IT TO HER GRANDS AND IT STARTED SHAKING AND LUNGED THEN QUIT ALL OF A SUDDEN. THE CAR GAVE NO WARNING AND AFTER A BIT IT CRANKED BUT RAN ROUGH. I TOWED IT HOME AND CHANGED THE IGNITION COILS, SPARK PLUGS AND A FEW O…

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I PURCHASED A 1999 PONTIAC BONNEVILLE FROM MANAMARA PONTIAC IN ORLANDO FL., USED OUR 3 ED ONE. MY WIFE WAS DRIVING IT TO HER GRANDS AND IT STARTED SHAKING AND LUNGED THEN QUIT ALL OF A SUDDEN. THE CAR GAVE NO WARNING AND AFTER A BIT IT CRANKED BUT RAN ROUGH. I TOWED IT HOME AND CHANGED THE IGNITION COILS, SPARK PLUGS AND A FEW OTHER THINGS AND IT NEVER WOULD RUN. SO I TOOK IT TO STARLING PONTIAC AND THEY SAID THAT THE PLENUM THAT WAS ON THE CAR WAS BAD IN FACT IT HAD A DEFECT. THE SERVICE MANAGER TOLD ME (ROY) THAT THEY HAVE HAD PROBLEMS WITH THEM. GM CALLED ME AND SAID THEY WERE CLOSING MY CASE FROM THE BBB BECAUSE IT WASN'T A NEW CAR FROM THE DEALER. I EXPLAINED THAT I SENT IT TO YOU THEM AND OTHERS TO GET IT NOTED. THIS IS A SAFTEY HAZZARD IF IT HAPPENS ON THE INTERSTATE OR IN HEAVEY DOWN TOWN TRAFFIC. I WENT TO MICHAGAN AND WAS TOLD THERE BY GM WORKERS THAT THEY HAD THE SAME THING HAPPEN TO THEIR NEW CAR AND THE DEALER FIXED IT FREE AND IT WASN'T WNDER WARRANTY. IT JUST SEEMS STRANGE THAT THEY DON'T ADMIT THEY HAVE A PROBLEM.M *AK

NHTSA ODI #750554

Mileage unknown · Jul 13, 2001
Electrical SystemEngine And Engine Cooling

THE CAR STARTED STALLING AND I REPLACED THE PLUGS, IGNITION COILS (3EA), FUEL PRESSURE REGULATOR, TOOK TO DEALER AND THEIR IS A SEAL IN THE INTAKE THAT HAVE HAD PROBLEMS AND IT LEAKED WATER INTO THE CYLINDERS A LITTLE AT A TIME AND THEN LET GO. THEY KNEW THEY HAD PROBLEMS WITH IT, THEY SAID SO. EST COST $1000.00, THEN THEY WILL …

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THE CAR STARTED STALLING AND I REPLACED THE PLUGS, IGNITION COILS (3EA), FUEL PRESSURE REGULATOR, TOOK TO DEALER AND THEIR IS A SEAL IN THE INTAKE THAT HAVE HAD PROBLEMS AND IT LEAKED WATER INTO THE CYLINDERS A LITTLE AT A TIME AND THEN LET GO. THEY KNEW THEY HAD PROBLEMS WITH IT, THEY SAID SO. EST COST $1000.00, THEN THEY WILL SEE IF THE ENGINE IS STILL GOOD. SO IT COULD NEED A NEW ENGINE.*AK

NHTSA ODI #748395

Mileage unknown · Jan 25, 2001
Electrical SystemEngine And Engine CoolingEquipmentCrash

BRAKES DO NOT WORK CORRECTLY. CONSUMER HAS TO STOP AT A GOOD DISTANT TO COME TO A COMPLETE STOP. ALSO, DRUMS HAVE BEEN CHECKED. LAST MONTH DEALER REPLACED BRAKE CYLINDER. BRAKE PROBLEMS HAVE CAUSED AN ACCIDENT. *AK BRAKES FAILED FREQUENTLY SINCE THE PURCHASE OF THE VEHICLE. THE RIM CRACKED DURING THE ACCIDENT. THE ALTERNA…

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BRAKES DO NOT WORK CORRECTLY. CONSUMER HAS TO STOP AT A GOOD DISTANT TO COME TO A COMPLETE STOP. ALSO, DRUMS HAVE BEEN CHECKED. LAST MONTH DEALER REPLACED BRAKE CYLINDER. BRAKE PROBLEMS HAVE CAUSED AN ACCIDENT. *AK BRAKES FAILED FREQUENTLY SINCE THE PURCHASE OF THE VEHICLE. THE RIM CRACKED DURING THE ACCIDENT. THE ALTERNATOR AND REAR WHEEL CYLINDER FAILED. OIL PAN GASKET FAILED CAUSING OIL LEAK. A/C FAILED FOUR TIMES. *YH

NHTSA ODI #879031

Mileage unknown · Jan 25, 2001
Electrical SystemFire

CONSUMER WENT TO START VEHICLE ,AND AS SOON AS VEHICLE STARTED , IT BACKFIRED, AND MADE LOUD SOUND. THEN, ENGINE CAUGHT ON FIRE, CAUSING SMOKE DAMAGE. SHATTERED WINDSHIELD/BURNED FRONT END, AND ALMOST MELTED TIRES. VEHICLE WAS A TOTAL LOSS. ALSO , THERE WAS A HOLE BETWEEN ACCELERATOR PEDAL AND BRAKE PEDAL. *AK

NHTSA ODI #879030

Official recalls

3

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.

99V089000 · Power Train:automatic Transmission

Apr 26, 1999

VEHICLE DESCRIPTION: PASSENGER VEHICLES EQUIPPED WITH 4T65E AUTOMATIC TRANSMISSIONS. THESE VEHICLES FAIL TO CONFORM TO THE REQUIREMENTS OF FMVSS NO. 102, "TRANSMISSION SHIFT LEVER SEQUENCE." A RETAINING CLIP, WHICH SECURES THE MANUAL VALVE TO THE LINKAGE OF THE TRANSMISSION DETENT LEVER, CAN BECOME LOOSE UNDER A COMBINATION OF POSSIBLE DRIVER SHIFTING MANEUVERS AND ALLOW THE LINK TO BECOME DISCONNECTED FROM THE MANUAL VALVE.

Consequence & remedy

Consequence: IF THE LINK DISCONNECTS, THE DRIVER'S INDICATED PRNDL STATE MAY DIFFER FROM THE HYDRAULIC STATE OF THE TRANSMISSION. IF THE DRIVER SELECTS 'DRIVE' AND THE TRANSMISSION IS ACTUALLY IN 'REVERSE', A VEHICLE CRASH COULD OCCUR.

Remedy: DEALERS WILL REPLACE THE MANUAL VALVE/LINK ASSEMBLY WITH A REPLACEMENT MANUAL VALVE/LINK KIT, FEATURING A SPRING-TYPE FASTENER.

99V072000 · Wheels

Apr 12, 1999

VEHICLE DESCRIPTION: PASSENGER VEHICLES EQUIPPED WITH CHROME PLATED ALUMINUM WHEELS. SOME OF THESE WHEELS HAVE A MOUNTING SURFACE THAT WAS NOT MACHINED CORRECTLY, CAUSING THE WHEEL STUDS TO BREAK.

Consequence & remedy

Consequence: THE TIRE/WHEEL ASSEMBLY COULD SEPARATE FROM THE VEHICLE, INCREASING THE RISK OF A CRASH.

Remedy: DEALERS WILL INSPECT THE WHEELS AND REPLACE ALL WHEELS WITH DATE CODES INDICATING THAT THEY MAY NOT HAVE BEEN MACHINED CORRECTLY. THE WHEEL MOUNTING STUDS AT ANY LOCATION WHERE A SUSPECT WHEEL WAS INSTALLED WILL ALSO BE REPLACED.

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

4

EA07008 · Engine Compartment Fire

Opened Jun 12, 2007 · Closed May 1, 2008

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

BY LETTER DATED MARCH 12, 2008, GENERAL MOTORS CORP. (GM) HAS NOTIFIED THE AGENCY THAT IT WILL CONDUCT A SAFETY RECALL (IDENTIFIED BY NHTSA RECALL NUMBER 08V-118) TO ADDRESS A DEFECT IN APPROXIMATELY 207,542 MODEL YEAR (MY) 1997-2003 BUICK REGAL GS AND PONTIAC GRAND PRIX GTP VEHICLES EQUIPPED WITH THE L67 SUPERCHARGED VERSION OF GM'S 3800 SERIES II V6 ENGINE.THE RECALLED REGAL GS VEHICLES WERE BUILT FROM AUGUST 1996 TO JUNE 2003 AND THE GRAND PRIX GTP FROM MARCH 1996 THROUGH JANUARY 2003.ACCORDING TO GM, OIL MAY ESCAPE PAST THE VALVE COVER GASKET ON THE FRONT CYLINDER BANK (CYLINDERS 1-3-5) AND DEPOSIT ONTO HOT EXHAUST SYSTEM COMPONENTS.UNDER CERTAIN CONDITIONS, IT IS POSSIBLE FOR THIS OIL TO IGNITE A SMALL PILOT FLAME, WHICH MAY SPREAD TO THE ADJACENT PLASTIC SPARK PLUG WIRE CHANNEL, THE SPARK PLUG WIRES THEMSELVES, THE PLASTIC ENGINE COVER, AND OTHER UNDER HOOD COMPONENTS.REPORTS INDICATE THIS MOST OFTEN OCCURS ON HIGHER-MILEAGE VEHICLES SHORTLY AFTER THE VEHICLE HAS BEEN DRIVEN AND THEN PARKED.TYPICALLY, THE FIRE WAS DISCOVERED WITHIN 5 TO 15 MINUTES AFTER THE VEHICLE WAS PARKED.DURING THIS TIME WINDOW, UNDER HOOD TEMPERATURES MAY BECOME ELEVATED.SUCH ELEVATED TEMPERATURES COMBINED WITH A LACK OF AIRFLOW THROUGH THE ENGINE COMPARTMENT MAY PERMIT A SMALL PILOT FLAME TO PROPAGATE AND IGNITE OTHER FUEL SOURCES.TO CORRECT THE SAFETY DEFECT, GM WILL INSTALL AN IMPROVED DESIGN FRONT VALVE COVER GASKET AND SPARK PLUG WIRE RETAINER.THIS REMEDY WILL BE SUPPLIEDFREE OF CHARGE FOR ALL RECALLED VEHICLES.UNTIL SUFFICIENT PARTS BECOME AVAILABLE TO REPAIR ALL OF THE AFFECTED VEHICLES, GM STRONGLY RECOMMENDS THAT OWNERS OBSERVE THE FOLLOWING IMPORTANT PRECAUTIONS: (1) THEY STRONGLY RECOMMEND THAT OWNERS DO NOT PARK THEIR VEHICLE IN A GARAGE, CARPORT, OR OTHER STRUCTURE; (2) IF OWNERS NOTICE A BURNING ODOR, THEY SHOULD HAVE THEIR DEALER INSPECT THE VEHICLE - THE DEALER WILL INSPECT THE VEHICLE WITHOUT CHARGE; AND (3) USE PREMIUM FUEL (91 OCTANE OR HIGHER) IN THE VEHICLE AS RECOMMENDED IN THE VEHICLE'S OWNER MANUAL.THE ACTION TAKEN BY GM IS SUFFICIENT TO RESOLVE THE ISSUES RAISED BY THIS INVESTIGATION.THE SUBJECT FIRE INCIDENT RATE ON THE C-, G-, AND H-PLATFORM SUBJECT VEHICLES IS LOW.THE AGENCY WILL CONTINUE TO MONITOR THIS ISSUE AND RESERVES THE RIGHT TO TAKE FURTHER ACTION IF WARRANTED BY THE CIRCUMSTANCES.ACCORDINGLY, THIS INVESTIGATION IS CLOSED.SEE DOCUMENT FILE FOR ADDITIONAL INFORMATION REGARDING THIS RESUME.

Additional source detail variants (2)

Engine And Engine Cooling

BY LETTER DATED MARCH 12, 2008, GENERAL MOTORS CORP. (GM) HAS NOTIFIED THE AGENCY THAT IT WILL CONDUCT A SAFETY RECALL (IDENTIFIED BY NHTSA RECALL NUMBER 08V-118) TO ADDRESS A DEFECT IN APPROXIMATELY 207,542 MODEL YEAR (MY) 1997-2003 BUICK REGAL GS AND PONTIAC GRAND PRIX GTP VEHICLES EQUIPPED WITH THE L67 SUPERCHARGED VERSION OF GM'S 3800 SERIES II V6 ENGINE.THE RECALLED REGAL GS VEHICLES WERE BUILT FROM AUGUST 1996 TO JUNE 2003 AND THE GRAND PRIX GTP FROM MARCH 1996 THROUGH JANUARY 2003.ACCORDING TO GM, OIL MAY ESCAPE PAST THE VALVE COVER GASKET ON THE FRONT CYLINDER BANK (CYLINDERS 1-3-5) AND DEPOSIT ONTO HOT EXHAUST SYSTEM COMPONENTS.UNDER CERTAIN CONDITIONS, IT IS POSSIBLE FOR THIS OIL TO IGNITE A SMALL PILOT FLAME, WHICH MAY SPREAD TO THE ADJACENT PLASTIC SPARK PLUG WIRE CHANNEL, THE SPARK PLUG WIRES THEMSELVES, THE PLASTIC ENGINE COVER, AND OTHER UNDER HOOD COMPONENTS.REPORTS INDICATE THIS MOST OFTEN OCCURS ON HIGHER-MILEAGE VEHICLES SHORTLY AFTER THE VEHICLE HAS BEEN DRIVEN AND THEN PARKED.TYPICALLY, THE FIRE WAS DISCOVERED WITHIN 5 TO 15 MINUTES AFTER THE VEHICLE WAS PARKED.DURING THIS TIME WINDOW, UNDER HOOD TEMPERATURES MAY BECOME ELEVATED.SUCH ELEVATED TEMPERATURES COMBINED WITH A LACK OF AIRFLOW THROUGH THE ENGINE COMPARTMENT MAY PERMIT A SMALL PILOT FLAME TO PROPAGATE AND IGNITE OTHER FUEL SOURCES.TO CORRECT THE SAFETY DEFECT, GM WILL INSTALL AN IMPROVED DESIGN FRONT VALVE COVER GASKET AND SPARK PLUG WIRE RETAINER.THIS REMEDY WILL BE SUPPLIEDFREE OF CHARGE FOR ALL RECALLED VEHICLES.UNTIL SUFFICIENT PARTS BECOME AVAILABLE TO REPAIR ALL OF THE AFFECTED VEHICLES, GM STRONGLY RECOMMENDS THAT OWNERS OBSERVE THE FOLLOWING IMPORTANT PRECAUTIONS: (1) THEY STRONGLY RECOMMEND THAT OWNERS DO NOT PARK THEIR VEHICLE IN A GARAGE, CARPORT, OR OTHER STRUCTURE; (2) IF OWNERS NOTICE A BURNING ODOR, THEY SHOULD HAVE THEIR DEALER INSPECT THE VEHICLE - THE DEALER WILL INSPECT THE VEHICLE WITHOUT CHARGE; AND (3) USE PREMIUM FUEL (91 OCTANE OR HIGHER) IN THE VEHICLE AS RECOMMENDED IN THE VEHICLE'S OWNER MANUAL.THE ACTION TAKEN BY GM IS SUFFICIENT TO RESOLVE THE ISSUES RAISED BY THIS INVESTIGATION.THE SUBJECT FIRE INCIDENT RATE ON THE C-, G-, AND H-PLATFORM SUBJECT VEHICLES IS LOW.THE AGENCY WILL CONTINUE TO MONITOR THIS ISSUE AND RESERVES THE RIGHT TO TAKE FURTHER ACTION IF WARRANTED BY THE CIRCUMSTANCES.ACCORDINGLY, THIS INVESTIGATION IS CLOSED.SEE DOCUMENT FILE FOR ADDITIONAL INFORMATION REGARDING THIS RESUME.

Engine And Engine Cooling

BY LETTER DATED MARCH 12, 2008, GENERAL MOTORS CORP. (GM) HAS NOTIFIED THE AGENCY THAT IT WILL CONDUCT A SAFETY RECALL (IDENTIFIED BY NHTSA RECALL NUMBER 08V-118) TO ADDRESS A DEFECT IN APPROXIMATELY 207,542 MODEL YEAR (MY) 1997-2003 BUICK REGAL GS AND PONTIAC GRAND PRIX GTP VEHICLES EQUIPPED WITH THE L67 SUPERCHARGED VERSION OF GM'S 3800 SERIES II V6 ENGINE.THE RECALLED REGAL GS VEHICLES WERE BUILT FROM AUGUST 1996 TO JUNE 2003 AND THE GRAND PRIX GTP FROM MARCH 1996 THROUGH JANUARY 2003.ACCORDING TO GM, OIL MAY ESCAPE PAST THE VALVE COVER GASKET ON THE FRONT CYLINDER BANK (CYLINDERS 1-3-5) AND DEPOSIT ONTO HOT EXHAUST SYSTEM COMPONENTS.UNDER CERTAIN CONDITIONS, IT IS POSSIBLE FOR THIS OIL TO IGNITE A SMALL PILOT FLAME, WHICH MAY SPREAD TO THE ADJACENT PLASTIC SPARK PLUG WIRE CHANNEL, THE SPARK PLUG WIRES THEMSELVES, THE PLASTIC ENGINE COVER, AND OTHER UNDER HOOD COMPONENTS.REPORTS INDICATE THIS MOST OFTEN OCCURS ON HIGHER-MILEAGE VEHICLES SHORTLY AFTER THE VEHICLE HAS BEEN DRIVEN AND THEN PARKED.TYPICALLY, THE FIRE WAS DISCOVERED WITHIN 5 TO 15 MINUTES AFTER THE VEHICLE WAS PARKED.DURING THIS TIME WINDOW, UNDER HOOD TEMPERATURES MAY BECOME ELEVATED.SUCH ELEVATED TEMPERATURES COMBINED WITH A LACK OF AIRFLOW THROUGH THE ENGINE COMPARTMENT MAY PERMIT A SMALL PILOT FLAME TO PROPAGATE AND IGNITE OTHER FUEL SOURCES.TO CORRECT THE SAFETY DEFECT, GM WILL INSTALL AN IMPROVED DESIGN FRONT VALVE COVER GASKET AND SPARK PLUG WIRE RETAINER.THIS REMEDY WILL BE SUPPLIEDFREE OF CHARGE FOR ALL RECALLED VEHICLES.UNTIL SUFFICIENT PARTS BECOME AVAILABLE TO REPAIR ALL OF THE AFFECTED VEHICLES, GM STRONGLY RECOMMENDS THAT OWNERS OBSERVE THE FOLLOWING IMPORTANT PRECAUTIONS: (1) THEY STRONGLY RECOMMEND THAT OWNERS DO NOT PARK THEIR VEHICLE IN A GARAGE, CARPORT, OR OTHER STRUCTURE; (2) IF OWNERS NOTICE A BURNING ODOR, THEY SHOULD HAVE THEIR DEALER INSPECT THE VEHICLE - THE DEALER WILL INSPECT THE VEHICLE WITHOUT CHARGE; AND (3) USE PREMIUM FUEL (91 OCTANE OR HIGHER) IN THE VEHICLE AS RECOMMENDED IN THE VEHICLE'S OWNER MANUAL.THE ACTION TAKEN BY GM IS SUFFICIENT TO RESOLVE THE ISSUES RAISED BY THIS INVESTIGATION.THE SUBJECT FIRE INCIDENT RATE ON THE C-, G-, AND H-PLATFORM SUBJECT VEHICLES IS LOW.THE AGENCY WILL CONTINUE TO MONITOR THIS ISSUE AND RESERVES THE RIGHT TO TAKE FURTHER ACTION IF WARRANTED BY THE CIRCUMSTANCES.ACCORDINGLY, THIS INVESTIGATION IS CLOSED.SEE DOCUMENT FILE FOR ADDITIONAL INFORMATION REGARDING THIS RESUME.

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.

RQ99007 · Transmission Shift Lever Sequence

Opened May 26, 1999 · Closed Feb 8, 2002

Status: closed (inferred from source dates) · Power Train

No summary supplied.