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1999 Pontiac Grand Prix

Owner reports · Recalls · Investigations

More warning signs than most Grand Prix years

Owner complaints for the 1999 Pontiac Grand Prix are substantially higher than the model-year median of 88.

About this comparison →

When problems were reported

Mileage at the reported incident

238 reports with mileage · 174 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 152 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Steering. Review the 58 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Engine. 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.

13 crash reports125 fire reports8 injury reports

Fuel System, Gasoline complaints

16 reports
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37,165 miles · Jul 16, 2003
Engine And Engine CoolingFuel System, Gasoline

VEHICLE IDLES ROUGH, COOLANT IS LEAKING FROM TOP OF MOTOR, REPLACE INTAKE PLENUM AND GASKET, REPLACE SPARK PLUGS, FUEL INJECTION SERVICE. *AK

NHTSA ODI #10028448

Mileage unknown · Jun 14, 2002
Fuel System, Gasoline

AFTER RUNNING FOR A PERIOD OF TIME VEHICLE WILL NOT RESTART; HAPPENED 3 DIFFERENT TIMES IN HOT WEATHER IN PAST 4 MONTHS AND WILL RESTART AFTER SEVEARL HOURS ON IT'S OWN. PONTIAC DEALERS CANNOT "RECREATE " PROBLEM THEREFORE, WILL NOT CHECK WHY NO FUEL IS GETTING TO INJECTORS. WHEN ROADSIDE ASSIST CAME THEY CHECKED INJECTIONS …

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AFTER RUNNING FOR A PERIOD OF TIME VEHICLE WILL NOT RESTART; HAPPENED 3 DIFFERENT TIMES IN HOT WEATHER IN PAST 4 MONTHS AND WILL RESTART AFTER SEVEARL HOURS ON IT'S OWN. PONTIAC DEALERS CANNOT "RECREATE " PROBLEM THEREFORE, WILL NOT CHECK WHY NO FUEL IS GETTING TO INJECTORS. WHEN ROADSIDE ASSIST CAME THEY CHECKED INJECTIONS AND WAS GETTING NO FUEL TOWED THREE TIMES. I PAID TO CHECK FUEL LINES AND CHANGE FUEL FILTER AND BATTERY WHICH FUEL FILTER DID NOT HAVE TO BE CHANGED. NOR DID THE BATTERY NEED TO BE CHANGED. *AK

NHTSA ODI #763067

Mileage unknown · May 31, 2002
Electrical SystemEngine And Engine CoolingFuel System, Gasoline

WHILE DRIVING UNDER 30MPH ENGINE CHECK LIGHT CAME ON AS VEHICLE STARTED TO ACCELERATE. ENGINE STARTED TO SPUTTER AND MISFIRE, CAUSING CONSUMER TO TAKE VEHICLE BACK HOME. VEHICLE WOULD NOT RESTART DUE TO ENGINE LOCKING UP, AND CAUSING STARTER TO COMPLETELY FAIL. DEALER DETERMINED THAT INTAKE MANIFOLD CRACKED. PLEASE PROVI…

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WHILE DRIVING UNDER 30MPH ENGINE CHECK LIGHT CAME ON AS VEHICLE STARTED TO ACCELERATE. ENGINE STARTED TO SPUTTER AND MISFIRE, CAUSING CONSUMER TO TAKE VEHICLE BACK HOME. VEHICLE WOULD NOT RESTART DUE TO ENGINE LOCKING UP, AND CAUSING STARTER TO COMPLETELY FAIL. DEALER DETERMINED THAT INTAKE MANIFOLD CRACKED. PLEASE PROVIDE MORE INFORMATION.*AK

NHTSA ODI #8010859

Mileage unknown · Sep 6, 2001
Fuel System, Gasoline

VEHICLE STALLED OUT AND DIED WITHOUT WARNING, VEHICLE WAS INSPECTED,AND FUEL PUMP WAS REPLACED, HOWEVER PROBLEM HAS NOT BEEN CORRECTED. *AK *YH

NHTSA ODI #895859

Mileage unknown · Jan 29, 2001
Fuel System, GasolineUnknown Or Other

CONSUMER'S VEHICLE USED TO GET 324 MILES TO A FULL TANK OF GAS, NOW IT ONLY GETS 207 MILES, THE DRIVER INFORMATION CENTER WILL NOT REGISTER DIGITALLY OVER 279 MILES, DEALERSHIP IS OFFERING LITTLE OR NO ASSISTANCE, VEHICLE HAS BEEN TAKEN TO DEALER EVERY OTHER DAY FOR 2 MONTHS. NLM

NHTSA ODI #784999

Mileage unknown · Jun 16, 1999
Fuel System, Gasoline

MASSIVE FUEL LEAK ON DAY OF TAKING OWNERSHIP AND DRIVING 8 MILES; SEAL REPLACED/REPOSITIONED. *AK

NHTSA ODI #707598

Official recalls

4

15V701000 · Engine And Engine Cooling:engine; Engine And Engine Cooling:exhaust System:manifold/header/muffler/tail Pipe

Oct 26, 2015

General Motors LLC (GM) is recalling certain model year 1998-1999 Chevrolet Lumina and Oldsmobile Intrigue, 1997-2004 Buick Regal and Pontiac Grand Prix, 2000-2004 Chevrolet Impala, and 1998-2004 Chevrolet Monte Carlo vehicles. The affected vehicles were previously repaired under recalls 08V-118, 09V-116, and 15V-201 to address the possibility that engine oil may drip onto the hot exhaust manifold.

Consequence & remedy

Consequence: Engine oil that drips onto the hot surface of the exhaust manifold may result in a fire.

Remedy: The remedy applied under recalls 08V-118, 09V-116, and 15V-201 did not adequately remove the safety risk. Under the improved remedy, dealers will replace the engine’s front valve cover and gasket. Vehicles that are covered by recalls 08V-118, 09V-116, or 15V-201 that have not yet received the original remedy will instead receive the improved remedy under the original recall number. The recall began on February 19, 2016. Owners may contact Chevrolet customer service at 1-800-222-1020, Buick customer service at 1-800-521-7300, Oldsmobile customer service at 1-800-442-6537 and Pontiac customer service at 1-800-458-8006. GM's number for this recall is 15757. Note: Until the improved remedy has been applied, owners are advised to park their vehicle outside since the fire risk exists even when the vehicle is unattended.

Additional source detail variants (2)

Engine And Engine Cooling:exhaust System:manifold/header/muffler/tail Pipe

General Motors LLC (GM) is recalling certain model year 1998-1999 Chevrolet Lumina and Oldsmobile Intrigue, 1997-2004 Buick Regal and Pontiac Grand Prix, 2000-2004 Chevrolet Impala, and 1998-2004 Chevrolet Monte Carlo vehicles. The affected vehicles were previously repaired under recalls 08V-118, 09V-116, and 15V-201 to address the possibility that engine oil may drip onto the hot exhaust manifold.

Consequence: Engine oil that drips onto the hot surface of the exhaust manifold may result in a fire.

Remedy: The remedy applied under recalls 08V-118, 09V-116, and 15V-201 did not adequately remove the safety risk. Under the improved remedy, dealers will replace the engine’s front valve cover and gasket. Vehicles that are covered by recalls 08V-118, 09V-116, or 15V-201 that have not yet received the original remedy will instead receive the improved remedy under the original recall number. The recall began on February 19, 2016. Owners may contact Chevrolet customer service at 1-800-222-1020, Buick customer service at 1-800-521-7300, Oldsmobile customer service at 1-800-442-6537 and Pontiac customer service at 1-800-458-8006. GM's number for this recall is 15757. Note: Until the improved remedy has been applied, owners are advised to park their vehicle outside since the fire risk exists even when the vehicle is unattended.

Engine And Engine Cooling:engine

General Motors LLC (GM) is recalling certain model year 1998-1999 Chevrolet Lumina and Oldsmobile Intrigue, 1997-2004 Buick Regal and Pontiac Grand Prix, 2000-2004 Chevrolet Impala, and 1998-2004 Chevrolet Monte Carlo vehicles. The affected vehicles were previously repaired under recalls 08V-118, 09V-116, and 15V-201 to address the possibility that engine oil may drip onto the hot exhaust manifold.

Consequence: Engine oil that drips onto the hot surface of the exhaust manifold may result in a fire.

Remedy: The remedy applied under recalls 08V-118, 09V-116, and 15V-201 did not adequately remove the safety risk. Under the improved remedy, dealers will replace the engine’s front valve cover and gasket. Vehicles that are covered by recalls 08V-118, 09V-116, or 15V-201 that have not yet received the original remedy will instead receive the improved remedy under the original recall number. The recall began on February 19, 2016. Owners may contact Chevrolet customer service at 1-800-222-1020, Buick customer service at 1-800-521-7300, Oldsmobile customer service at 1-800-442-6537 and Pontiac customer service at 1-800-458-8006. GM's number for this recall is 15757. Note: Until the improved remedy has been applied, owners are advised to park their vehicle outside since the fire risk exists even when the vehicle is unattended.

09V116000 · Engine And Engine Cooling

Apr 8, 2009

GENERAL MOTORS IS RECALLING 1,497,516 MY 1997-2003 BUICK REGAL, MY 1998-2003 CHEVROLET LUMINA, MONTE CARLO AND IMPALA, MY 1998-1999 OLDSMOBILE INTRIGUE, MY 1997-2003 PONTIAC GRAND PRIX VEHICLES EQUIPPED WITH A 3.8L V6 NATURALLY ASPIRATED ENGINE. SOME OF THESE VEHICLES HAVE A CONDITION IN WHICH DROPS OF ENGINE OIL MAY BE DEPOSITED ON THE EXHAUST MANIFOLD THROUGH HARD BRAKING.

Consequence & remedy

Consequence: IF THE MANIFOLD IS HOT ENOUGH AND THE OIL RUNS BELOW THE HEAT SHIELD, IT MAY IGNITE INTO A SMALL FLAME AND MAY SPREAD TO THE PLASTIC SPARK PLUG WIRE CHANNEL AND BEYOND INCREASING THE RISK OF AN ENGINE COMPARTMENT FIRE.

Remedy: DEALERS WILL REPLACE THE ENGINE’S FRONT VALVE COVER AND FRONT-VALVE-COVER GASKET WITH NEW PARTS OF AN IMPROVED DESIGN AND REMOVE THE ENGINE’S PLASTIC COVER AND PLASTIC OIL-FILL-TUBE EXTENSION, FREE OF CHARGE. THE RECALL IS EXPECTED TO BEGIN DURING MAY 2016. OWNERS MAY CONTACT CHEVROLET AT 1-800-630-2438, OLDSMOBILE AT 1-800-630-6537, AND PONTIAC AT 1-800-620-7668 OR HTTP://WWW.PONTIAC.COM OR HTTP:WWW.GMOWNERCENTER.COM.

08V118000 · Engine And Engine Cooling

Mar 12, 2008

GM IS RECALLING 207,542 MY 1997-2003 BUICK REGAL AND PONTIAC GRAND PRIX VEHICLES EQUIPPED WITH A 3.8L SUPERCHARGED V-6 ENGINE. THESE VEHICLES HAVE HIGHER FRONT ROCKER COVER GASKET TEMPERATURES, CREATING THE POTENTIAL FOR EARLIER DEGRADATION OF THE FRONT ROCKER COVER GASKET AND EVENTUAL OIL SEEPAGE.

Consequence & remedy

Consequence: CERTAIN UNDERHOOD FIRES MAY BE CAUSED BY DROPS OF ENGINE OIL, FROM SEEPAGE OR SPILLAGE, BEING DEPOSITED ON THE EXHAUST MANIFOLD THROUGH HARD BRAKING. IF THE MANIFOLD IS HOT ENOUGH AND THE OIL RUNS BELOW THE HEAT SHIELD, IT MAY IGNITE INTO A SMALL FLAME AND, IN SOME INSTANCES, THE FIRE MAY SPREAD TO THE PLASTIC SPARK PLUG WIRE CHANNEL AND BEYOND.

Remedy: DEALERS WILL REPLACE THE ENGINE’S FRONT VALVE COVER AND FRONT-VALVE-COVER GASKET WITH NEW PARTS OF AN IMPROVED DESIGN AND REMOVE THE ENGINE’S PLASTIC COVER AND PLASTIC OIL-FILL-TUBE EXTENSION, ALONG WITH THE 1-3-5 SPARK PLUG WIRE RETAINERS, FREE OF CHARGE. THE RECALL IS EXPECTED TO BEGIN DURING MAY 2016. , FREE OF CHARGE. THE RECALL IS EXPECTED TO BEGIN DURING MAY 2016. UNTIL THE REMEDY IS COMPLETED, GM STRONGLY RECOMMENDS THAT OWNERS OBSERVE THE FOLLOWING IMPORTANT PRECAUTIONS (1) THAT OWNERS DO NOT PARK THEIR VEHICLE IN A GARAGE, CAR PORT, 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; (3) USE PREMIUM FUEL (91 OCTANE OR HIGHER) IN THE VEHICLE AS RECOMMENDED IN THE VEHICLE'S OWNER MANUAL. OWNERS MAY CONTACT BUICK AT 1-866-608-8080 OR PONTIAC AT 1-800-620-7668, OR THROUGH THEIR WEBSITE AT <A HREF=HTTP://WWW.GMOWNERCENTER.COM>HTTP://WWW.GMOWNERCENTER.COM</A> .

02V027000 · Air Bags:frontal

Jan 25, 2002

ON CERTAIN PASSENGER VEHICLES AND MINI VANS, THE DRIVER'S AIR BAG INFLATOR MODULES COULD PRODUCE EXCESSIVE INTERNAL PRESSURE. IN THE EVENT OF A CRASH THAT WOULD TRIGGER A DRIVER'S AIR BAG DEPLOYMENT, THE INCREASED INTERNAL PRESSURE CAN CAUSE THE INFLATOR MODULE TO EXPLODE.

Consequence & remedy

Consequence: METAL AND PLASTIC DEBRIS COULD CAUSE SEVERE INJURY TO VEHICLE OCCUPANTS.

Remedy: DEALERS WILL REPLACE THE DRIVER AIR BAG MODULE. OWNER NOTIFICATION BEGAN FEBRUARY 1, 2002. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT PONTIAC AT 1-800-762-2737.

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

6

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.

PE07006 · Engine Compartment Fire

Opened Jan 29, 2007 · Closed Jun 12, 2007

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

ON JANUARY 29, 2007, THE OFFICE OF DEFECTS INVESTIGATION (ODI) OPENED A PRELIMINARY EVALUATION TO INVESTIGATE ALLEGED NON-CRASH FIRES ORIGINATING IN THE ENGINE COMPARTMENT IN CERTAIN MODEL YEAR (MY) 1999-2002 PONTIAC GRAND PRIX GTP VEHICLES EQUIPPED WITH THE ?L67? SUPERCHARGED VERSION OF THE GENERAL MOTORS (GM) 3800 SERIES II V6 ENGINE.TO DATE, ODI IS AWARE OF 121 NON-DUPLICATIVE COMPLAINTS ON THE SUBJECT VEHICLES THAT ALLEGE NON-CRASH RELATED FIRES ORIGINATING IN THE ENGINE COMPARTMENT WHILE DRIVING OR AFTER THE VEHICLE IS PARKED AND THE IGNITION SWITCHED OFF. WHILE NO SUBJECT COMPONENT HAS YET BEEN IDENTIFIED, ODI ANALYSIS OF AVAILABLE INFORMATION INDICATES THAT THE ALLEGED FIRE INCIDENT RATE AMONG THE SUBJECT VEHICLES IS SIGNIFICANTLY HIGHER THAN GM PEER VEHICLES THAT USE THE NON-SUPERCHARGED ?L36? VERSION OF THE GM 3800 SERIES II V6 ENGINE.IN SOME CASES, THE FIRE INCIDENT RATE IS TWICE AS HIGH IN THE SUBJECT VEHICLES AND UP TO AS MUCH AS AN ORDER OF MAGNITUDE GREATER THAN IN NON-SUPERCHARGED PEER VEHICLES.FOR INSTANCE, THE SUBJECT FIRE INCIDENT RATE FOR THE SUPERCHARGED MY 2000 PONTIAC GRAND PRIX GTP IS APPROXIMATELY 236 PER 100,000 VEHICLES PRODUCED (58 FIRES / 24,509 SUBJECT VEHICLES OR 0.236%) WHILE THE FIRE INCIDENT RATE FOR MY 2000 PONTIAC GRAND PRIX VEHICLES EQUIPPED WITH THE NATURALLY ASPIRATED ?L36? ENGINE IS APPROXIMATELY 18 PER 100,000 VEHICLES PRODUCED (17 FIRES / 90,338 VEHICLES OR 0.018%). THE MANUFACTURER?S INVESTIGATION INTO ALLEGED ENGINE COMPARTMENT FIRES ON THE SUBJECT VEHICLES IS ONGOING.ACCORDINGLY, THIS INVESTIGATION HAS BEEN UPGRADED TO AN ENGINEERING ANALYSIS (EA07-008) TO FURTHER STUDY THE FREQUENCY AND SCOPE OF THE ALLEGED DEFECT. BASED ON THE INFORMATION REVIEWED IN PE07-006, THE RANGE OF SUBJECT VEHICLES UNDER INVESTIGATION WILL BE EXPANDED TO INCLUDE ALL MY 1999-2002 BUICK PARK AVENUE, REGAL, AND RIVIERA, OLDSMOBILE LSS, AND PONTIAC BONNEVILLE AND GRAND PRIX VEHICLES THAT USE THE SAME OR SUBSTANTIALLY SIMILAR TRANSVERSE MOUNTED ?L67? ENGINE.

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.

EA01014 · Air Bag Inflator

Opened Jun 11, 2001 · Closed Aug 26, 2002

Status: closed (inferred from source dates) · Air Bags:frontal:driver Side:inflator Module

No summary supplied.

Additional source detail variants (2)

Air Bags:frontal:driver Side:inflator Module

Air Bags:frontal:driver Side:inflator Module

PE01002 · Driver Air Bag Malfunction

Opened Jan 10, 2001 · Closed Jun 11, 2001

Status: closed (inferred from source dates) · Air Bags:frontal

ODI IS AWARE OF ONE REPORTED INCIDENT OF A DRIVER-SIDE AIR BAG INFLATOR SEPARATION IN A MODEL YEAR 1999 PONTIAC GRAND PRIX.AN INVESTIGATION OF THE INCIDENT REVEALED THAT A TWO-INCH, DISK-SHAPED FRAGMENT OF THE ALUMINUM INFLATOR ASSEMBLY RUPTURED THE AIR BAG, BROKE OFF PORTIONS OF THE AIR GAB COVER FLAPS, AND STRUCK THE DRIVER.ALSO, EVIDENCE SHOWED HOT COMBUSTION GASES/PARTICULATE ESCAPED INTO THE PASSENGER COMPARTMENT.THE DRIVER SUSTAINED NUMEROUS INJURIES FROM THE INFLATOR FRAGEMENTAND HOT GASES/PARTICULATE.A TEARDOWN OF THE FAILED INFLATOR DID NOT REVEAL ANY OBSERVABLE DEFECTS OR ROOT CAUSE OF FAILURE.GM AND ITS SUPPLIERS (DELPHI AND BREAD) ARE CURRENTLY WORKING TOGETHER TO DETERMINE THE ROOT CAUSE OF THE SINGLE REPORTED FAILURE AND THE SCOPE OF THE POTENTIAL PROBLEM CONDITION IN THE FIELD.FINALLY, GM HAS STATED THAT MODEL YEAR 1998-2000 PONTIAC GRAND PRIX VEHICLES AND MODEL YEAR 1998-2001 PONTIAC MONTANA VEHICLES HAVE IDENTICAL DRIVER-SIDE AIR BAG INFLATORS.THE ENGINEERING ANALYSIS WILL COVER THESE MODEL/MODEL YEAR VEHICLES.