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2004 Buick Rendezvous

Owner reports · Recalls · Investigations

Similar to other model years

Owner complaints for the 2004 Buick Rendezvous do not stand out strongly from the model-year median of 138.

About this comparison →

When problems were reported

Mileage at the reported incident

162 reports with mileage · 38 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.

  • Electrical System. Review the 76 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Fuel System, Gasoline. Review the 23 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Engine And Engine Cooling. Review the 21 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

14 crash reports2 fire reports13 injury reports

Fuel System, Gasoline complaints

23 reports
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109,694 miles · Oct 21, 2020
Fuel System, Gasoline

TL* THE CONTACT OWNS A 2004 BUICK RENDEZVOUS. THE CONTACT STATED THAT WHILE REFUELING, GASOLINE LEAKED FROM THE VEHICLE. THE CONTACT BECAME AWARE THAT THE GAS TANK WAS FRACTURED WHILE REFUELING THE VEHICLE. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE IT WAS INSPECTED AND DIAGNOSED AND DETERMINED THAT THE FUEL TANK WAS…

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TL* THE CONTACT OWNS A 2004 BUICK RENDEZVOUS. THE CONTACT STATED THAT WHILE REFUELING, GASOLINE LEAKED FROM THE VEHICLE. THE CONTACT BECAME AWARE THAT THE GAS TANK WAS FRACTURED WHILE REFUELING THE VEHICLE. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE IT WAS INSPECTED AND DIAGNOSED AND DETERMINED THAT THE FUEL TANK WAS FRACTURED AND NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE CONTACT REFERENCED NHTSA CAMPAIGN NUMBER: 07V349000 (FUEL SYSTEM, GASOLINE) AS A POSSIBLE SOLUTION TO THE FAILURE HOWEVER, THE VIN WAS NOT INCLUDED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE AND INFORMED THE CONTACT THAT THE WARRANTY WAS EXPIRED. THE FAILURE MILEAGE WAS APPROXIMATELY 109,694.

NHTSA ODI #11365623

250,000 miles · Apr 14, 2020
Fuel System, GasolineVehicle Speed Control

MY VEHICLE HAS BEEN PICKING UP SPEED FOR NO REASON. THE VEHICLE WAS NOT TAKEN TO NOR TAKEN TO A DEALER FOR DIAGNOSTIC TESTING OR REPAIRS. ALSO, THE FUEL PUMP IS NOT WORKING. I CAN FILL IT UP WITH GAS AND THE LIGHT WILL STILL TURN ON. MAYBE AFTER DRIVING FOR A COUPLE MILES OR MAKING A TURN THE LIGHT WILL TURN OFF. *TR

NHTSA ODI #11321116

55,000 miles · Feb 13, 2018
Fuel System, Gasoline

TL* THE CONTACT OWNS A 2004 BUICK RENDEZVOUS. WHILE THE VEHICLE WAS PARKED, THERE WAS A STRONG FUEL ODOR AND A FUEL LEAK WAS NOTICED FROM THE REAR OF THE VEHICLE. THE VEHICLE WAS TAKEN TO RELIABLE BUICK GMC (400 AUTOMALL DR, ROSEVILLE, CA 95661, (916) 783-5233) WHERE IT WAS DIAGNOSED THAT THE FUEL TANK CHECK VALVE WAS CRACKED AN…

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TL* THE CONTACT OWNS A 2004 BUICK RENDEZVOUS. WHILE THE VEHICLE WAS PARKED, THERE WAS A STRONG FUEL ODOR AND A FUEL LEAK WAS NOTICED FROM THE REAR OF THE VEHICLE. THE VEHICLE WAS TAKEN TO RELIABLE BUICK GMC (400 AUTOMALL DR, ROSEVILLE, CA 95661, (916) 783-5233) WHERE IT WAS DIAGNOSED THAT THE FUEL TANK CHECK VALVE WAS CRACKED AND LEAKING. THE CONTACT WAS INFORMED THAT THE FUEL TANK NEEDED REPLACEMENT. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED AND STATED THAT THE VIN WAS NOT INCLUDED IN NHTSA CAMPAIGN NUMBER: 07V349000 (FUEL SYSTEM, GASOLINE). THE MANUFACTURER OFFERED NO FURTHER ASSISTANCE. THE APPROXIMATE FAILURE MILEAGE WAS 175,000. *TT *TR

NHTSA ODI #11072775

56,000 miles · Jan 24, 2012
Electrical SystemFuel System, Gasoline

TL* THE CONTACT OWNS A 2004 BUICK RENDEZVOUS. THE CONTACT STATED THAT THE INSTRUMENT PANEL GAUGES FAILED. IN ADDITION, THERE WAS A STRONG ODOR OF FUEL EMITTING FROM INSIDE THE VEHICLE. THE DEALER DIAGNOSED THAT A FUEL LINE WAS RUSTED BUT HE WAS UNABLE TO DIAGNOSE THE CAUSE OF FAILURE FOR THE INSTRUMENT GAUGES. THE MANUFACTURE…

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TL* THE CONTACT OWNS A 2004 BUICK RENDEZVOUS. THE CONTACT STATED THAT THE INSTRUMENT PANEL GAUGES FAILED. IN ADDITION, THERE WAS A STRONG ODOR OF FUEL EMITTING FROM INSIDE THE VEHICLE. THE DEALER DIAGNOSED THAT A FUEL LINE WAS RUSTED BUT HE WAS UNABLE TO DIAGNOSE THE CAUSE OF FAILURE FOR THE INSTRUMENT GAUGES. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE, BUT DENIED ANY ASSISTANCE WITH REPAIRS TO THE VEHICLE. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS 56,000 AND THE CURRENT MILEAGE WAS 70,000.

NHTSA ODI #10445060

90,000 miles · Sep 13, 2011
Fuel System, Gasoline

TL* THE CONTACT OWNS A 2004 BUICK RENDEZVOUS. THE CONTACT STATED THAT THERE WAS A STRONG ODOR OF GASOLINE INSIDE THE VEHICLE. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE THEY ADVISED HER THAT THE FUEL LINE WAS CORRODED, CAUSING FUEL TO LEAK. THE VEHICLE WAS REPAIRED FOR THE FUEL LINE. THE MANUFACTURER WAS CONTACTED AN…

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TL* THE CONTACT OWNS A 2004 BUICK RENDEZVOUS. THE CONTACT STATED THAT THERE WAS A STRONG ODOR OF GASOLINE INSIDE THE VEHICLE. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE THEY ADVISED HER THAT THE FUEL LINE WAS CORRODED, CAUSING FUEL TO LEAK. THE VEHICLE WAS REPAIRED FOR THE FUEL LINE. THE MANUFACTURER WAS CONTACTED AND THEY OFFERED NO ASSISTANCE. THE FAILURE MILEAGE WAS APPROXIMATELY 90,000.

NHTSA ODI #10425166

90,000 miles · Dec 1, 2010
Fuel System, Gasoline

TL*THE CONTACT OWNS A 2004 BUICK RENDEZVOUS. THE CONTACT STATED THAT THE FUEL GAUGE DID NOT DISPLAY THE ACCURATE AMOUNT OF FUEL THAT WAS IN THE VEHICLE. THE DEALER WAS UNABLE TO DUPLICATE THE FAILURE. THE MANUFACTURER WAS NOT NOTIFIED. THE VEHICLE WAS NOT REPAIRED. THE VIN WAS UNAVAILABLE. THE CURRENT MILEAGE WAS APPROXIMATE…

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TL*THE CONTACT OWNS A 2004 BUICK RENDEZVOUS. THE CONTACT STATED THAT THE FUEL GAUGE DID NOT DISPLAY THE ACCURATE AMOUNT OF FUEL THAT WAS IN THE VEHICLE. THE DEALER WAS UNABLE TO DUPLICATE THE FAILURE. THE MANUFACTURER WAS NOT NOTIFIED. THE VEHICLE WAS NOT REPAIRED. THE VIN WAS UNAVAILABLE. THE CURRENT MILEAGE WAS APPROXIMATELY 100,000. THE FAILURE MILEAGE WAS APPROXIMATELY 90,000.

NHTSA ODI #10368515

55,000 miles · Oct 13, 2010
Fuel System, GasolineService Brakes, Hydraulic

ENGINE WOULD NOT IDLE BELOW 3000 RPM, AND ONCE ALMOST 4500 RPM CAUSING EXCESSIVE BRAKE PEDAL PRESSURE, HAD TO ACTUALLY PUT AUTO IN NEUTRAL AT STOPLIGHTS. THIS CONDITION WOULD OCCUR AT RANDOM TIMES, SOMETIMES IT WOULD SEEM TO OCCUR 5 OR 6 TIMES IN A ROW, AND THEN SOMETIMES IT WOULD ACT NORMAL WHEN ENGINE WAS STARTED AGAIN. UNLIK…

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ENGINE WOULD NOT IDLE BELOW 3000 RPM, AND ONCE ALMOST 4500 RPM CAUSING EXCESSIVE BRAKE PEDAL PRESSURE, HAD TO ACTUALLY PUT AUTO IN NEUTRAL AT STOPLIGHTS. THIS CONDITION WOULD OCCUR AT RANDOM TIMES, SOMETIMES IT WOULD SEEM TO OCCUR 5 OR 6 TIMES IN A ROW, AND THEN SOMETIMES IT WOULD ACT NORMAL WHEN ENGINE WAS STARTED AGAIN. UNLIKE THE IDIOTS IN THE TOYOTA'S I DID PUT IT IN NEUTRAL, HOWEVER THERE ARE APPARENTLY A LOT OF DRIVERS THAT THIS WOULD HAVE BEEN A SEVERE PROBLEM FOR. THIS CONDITION STARTED MAY 24, ( I REMEMBER BECAUSE IT OCCURRED WHILE DRIVING TO MY BIRTHDAY DINNER) 2010 ONLY OCCURRING ONCE IN A WHILE, UNTIL ENGINE WAS STOPPED AND RESTARTED, THEN BY SEPT IT WAS EVERY WEEK. I HAD IT CHECKED AT THE DEALER ON 10/5/10 AND THEY ORDERED A THROTTLE POSITION SENSOR AND INSTALLED IT ON 10/11/10. THIS SHOULD DEFINITELY BEEN A SAFETY RECALL, AND FUNNY THIS KIND OF PROBLEM WAS NEVER MENTIONED AS A POSSIBILITY DURING THE BIG TOYOTA SCANDAL. THE AUTOMOBILE IS A 2004 BUICK RENDEZVOUS CXL WITH A 3400 CC ENGINE. WITH 57,000 MILES ON IT AT THIS TIME. *TR

NHTSA ODI #10360394

Mileage unknown · Jul 2, 2010
Electrical SystemFuel System, GasolineVisibility

I HAVE BEEN SERIOUSLY FRUSTRATED WITH MY VEHICLE. I HAVE TAKEN TO MECHANICS WHERE I PAID TO HAVE IT PLACED ON THE DIAGNOSTIC MACHINE AND I HAVE HAD EVERY FUSE CHECKED NUMEROUS TIMES. NOT ONCE BUT MANY TIMES OVER THE PAST YEAR. MY 2004 BUICK RENDEZVOUS' GAS GAUGE AND SPEEDOMETER WORK WHEN THEY WANT TO. MOST OF THE TIME NOT AT…

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I HAVE BEEN SERIOUSLY FRUSTRATED WITH MY VEHICLE. I HAVE TAKEN TO MECHANICS WHERE I PAID TO HAVE IT PLACED ON THE DIAGNOSTIC MACHINE AND I HAVE HAD EVERY FUSE CHECKED NUMEROUS TIMES. NOT ONCE BUT MANY TIMES OVER THE PAST YEAR. MY 2004 BUICK RENDEZVOUS' GAS GAUGE AND SPEEDOMETER WORK WHEN THEY WANT TO. MOST OF THE TIME NOT AT ALL. THE SPEEDOMETER WILL READ OVER 100 MPH. THE GAS GAUGE DOES NOT WORK. I TOOK IT TO ANOTHER MECHANIC TODAY TO BE TOLD IT MUST BE IN THE BOARD. I HAVE BEEN TOLD IT HAS SOMETHING TO DO WITH A GROUND WIRE. I DON'T KNOW BUT FOR THE MONEY I SPENT ON THIS CAR IT SHOULD WORK. I AM WORRIED ABOUT SAFETY. I HAVE HAD PROBLEMS WITH IT STALLING ALSO. ONE WINDOW WILL NOT ROLL UP AND DOWN BY THE BUTTON ON THE DOOR (ONLY BY THE DRIVER'S BUTTON). ONE DOOR WON'T OPEN FROM THE INSIDE. AND THE BACK WINDSHIELD WIPER DOES NOT TOUCH THE WINDOW. THIS ALSO HAS BEEN LOOKED AT SINCE 2 WEEKS AFTER I PURCHASED THE VEHICLE. I JUST FOUND OUT ABOUT GM' RECALLS ETC TODAY AND AM HOPING SOMETHING WILL FINALLY GET DONE CAUSE I LOVE MY SUV. *TR

NHTSA ODI #10341286

78,000 miles · Jan 29, 2010
Fuel System, Gasoline

TL* THE CONTACT OWNS A 2004 BUICK RENDEZVOUS PURCHASED IN JUNE 2009. SHE STATED THE OWNER CONTINUED TO SMELL A STRONG ODOR OF GASOLINE FUEL FROM INSIDE THE VEHICLE. THE VEHICLE WAS TAKEN TO THE DEALER WHERE THEY ADVISED HAVING A DIAGNOSTIC DONE, HOWEVER IT WAS NOT PERFORMED. NO REPAIRS WERE MADE TO CORRECT THE FAILURE. ALTHOUGH …

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TL* THE CONTACT OWNS A 2004 BUICK RENDEZVOUS PURCHASED IN JUNE 2009. SHE STATED THE OWNER CONTINUED TO SMELL A STRONG ODOR OF GASOLINE FUEL FROM INSIDE THE VEHICLE. THE VEHICLE WAS TAKEN TO THE DEALER WHERE THEY ADVISED HAVING A DIAGNOSTIC DONE, HOWEVER IT WAS NOT PERFORMED. NO REPAIRS WERE MADE TO CORRECT THE FAILURE. ALTHOUGH THERE WAS A RECALL FOR THE FAILURE, HER VIN WAS EXCLUDED (SEE NHTSA CAMPAIGN ID NUMBER: 03V454000; COMPONENT: FUEL SYSTEM, GASOLINE:STORAGE). NO REPAIRS WERE MADE TO THE VEHICLE TO DATE. THE FAILURE AND CURRENT MILEAGES WERE UNDER 78,000.

NHTSA ODI #10303190

121,000 miles · Mar 26, 2009
Fuel System, Gasoline

MY ENGINE LIGHT CAME ON AND I TOOK MY TRUCK TO HAVE AN OIL CHANGE WHERE THEY DISCOVERED THAT GAS WAS LEAKING MY TRUCK AND THEY TOLD ME I NEED TO HAVE MY GAS FILLER HOSE REPLACED BEFORE IT STARTS A FIRE AND ENDANGER ME AND MY FAMILY. I WAS RESEARCHING THIS ON THE INTERNET AND CAME ACROSS RECALLS FOR THE SAME PROBLEM THAT I AM HA…

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MY ENGINE LIGHT CAME ON AND I TOOK MY TRUCK TO HAVE AN OIL CHANGE WHERE THEY DISCOVERED THAT GAS WAS LEAKING MY TRUCK AND THEY TOLD ME I NEED TO HAVE MY GAS FILLER HOSE REPLACED BEFORE IT STARTS A FIRE AND ENDANGER ME AND MY FAMILY. I WAS RESEARCHING THIS ON THE INTERNET AND CAME ACROSS RECALLS FOR THE SAME PROBLEM THAT I AM HAVING NOW. I WANT KNOW HOW CAN I SEE IF MY TRUCK IS ON THAT RECALL LIST. I AM NOT THE ORIGINAL OWNER OF THE TRUCK BUT I ONLY HAD IT A YEAR AND A HALF. IF MY TRUCK IS ONLY THE RECALL LIST CAN I STILL GET IT FIXED IF I AM NOT THE ORIGINAL OWNER. *TR

NHTSA ODI #10263160

Official recalls

4

07V349000 · Fuel System, Gasoline:storage

Aug 8, 2007

ON CERTAIN VEHICLES, VARIATIONS IN THE MANUFACTURING PROCESS OR EXPOSURE TO HIGH AMBIENT TEMPERATURES MAY LEAD TO FRACTURE OF THE FUEL TANK INLET CHECK VALVE (ICV).

Consequence & remedy

Consequence: A FRACTURE MAY ALLOW FUEL VAPORS TO PASS THROUGH AND ALLOW DROPLETS OF FUEL TO ACCUMULATE ON THE SIDE OF THE FUEL TANK. FUEL LEAKAGE, IN THE PRESENCE OF AN IGNITION SOURCE, COULD RESULT IN A FIRE.

Remedy: DEALERS WILL REPLACE THE FUEL TANK. THE RECALL WILL BE MAILED IN TWO PHASES WITH THE FIRST PHASE BEGINNING ON DECEMBER 4, 2007. THE SECOND PHASE WILL BE MAILED ON DECEMBER 13, 2007. OWNERS MAY CONTACT BUICK AT 1-866-608-8080; CHEVROLET AT 1-800-630-2438; OR PONTIAC AT 1-800-620-7668. THE VEHICLE POPULATION INCLUDES BUICK RENDEZVOUS AND PONTIAC AZTEK VEHICLE BUILT IN MAY 2003; CHEVROLET VENTURE AND PONTIAC MONTANA VEHICLES BUILT FROM JUNE THROUGH AUGUST 2002; AND ALL VEHICLES REGISTERED IN NEVADA, ARIZONA, VIRGIN ISLANDS, PUERTO RICO, AND HAWAII.

05V157000 · Electrical System:ignition

Apr 20, 2005

ON CERTAIN SPORT UTILITY VEHICLES, CONTAMINATION ON IGNITION RELAY CONTACTS CAN CAUSE HIGH RESISTANCE. THIS CAN AFFECT SIGNALS TO THE POWERTRAIN CONTROL MODULE AND, COULD CAUSE INTERMITTENT VEHICLE STALLS AT ANY TIME.

Consequence & remedy

Consequence: THE VEHICLE CANNOT BE RESTARTED IMMEDIATELY. IF THIS WERE TO OCCUR, IT COULD RESULT IN A VEHICLE CRASH.

Remedy: DEALERS WILL REPLACE THE IGNITION RELAY FREE OF CHARGE. THE RECALL BEGAN ON MAY 4, 2005. OWNERS MAY CONTACT PONTIAC AT 1-800-620-7668 AND BUICK AT 1-866-608-8080.

04V150000 · Latches/locks/linkages:hatchback/liftgate:lock

Mar 29, 2004

ON CERTAIN SPORT UTILITY VEHICLES, A STRUCTURAL SUPPORT AT THE LATCH ATTACHMENT IN THE REAR LIFTGATE MAY BE INADEQUATE TO RETAIN THE LATCH TO THE LIFTGATE IN CERTAIN SEVERE VEHICLE CRASH EVENTS.

Consequence & remedy

Consequence: IF THE LIFTGATE WERE TO OPEN IN A VEHICLE CRASH, AN OCCUPANT COULD BE EJECTED FROM THE VEHICLE RESULTING IN INCREASED RISK OF PERSONAL INJURY.

Remedy: DEALERS WILL ADD STRUCTURAL REINFORCEMENTS TO THE LIFTGATE IN THE AREA ADJOINING THE LATCH ASSEMBLY. OWNER NOTIFICATION SCHEDULE BEGAN ON JUNE 21, 2004. OWNERS SHOULD CONTACT BUICK AT 1-866-608-8080. THIS IS AN EXPANSION TO A PREVIOUS RECALL (03V211).

03V454000 · Fuel System, Gasoline:storage

Nov 10, 2003

ON CERTAIN PASSENGER VEHICLES, A WELD BETWEEN THE FUEL TANK INLET CHECK VALVE AND THE FUEL TANK CAN FAIL.

Consequence & remedy

Consequence: IF THESE PARTS SEPARATE, THE DRIVER MAY NOTICE AN ODOR OF FUEL, THE SERVICE ENGINE SOON OR CHECK ENGINE LIGHT MAY ILLUMINATE, AND/OR FUEL MAY LEAK ONTO THE GROUND. FUEL LEAKAGE IN THE PRESENCE OF AN IGNITION SOURCE COULD RESULT IN A FIRE.

Remedy: DEALERS WILL INSPECT THE SERIAL NUMBER OF THE FUEL TANK TO SEE IF IT IS ON THE LIST OF AFFECTED TANKS. IF THE SERIAL NUMBER MATCHES, THE FUEL TANK WILL BE REPLACED. OWNER NOTIFICATION BEGAN NOVEMBER 4, 2003. OWNERS SHOULD CONTACT BUICK AT 1-866-608-8080 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

3

EA07006 · Fuel Tank Leakage

Opened Apr 18, 2007 · Closed Sep 13, 2007

Status: closed (inferred from source dates) · Fuel System, Gasoline; Fuel System, Gasoline:delivery:hoses, Lines/piping, And Fittings; Fuel System, Gasoline:storage; Fuel System, Gasoline:storage:tank Assembly; Fuel System, Gasoline:storage:tank Assembly:filler Pipe And Cap

GM IS RECALLING (NHTSA RECALL NO. 07V-349) CERTAIN MODEL YEAR (MY) 2002-2004 BUICK RENDEZVOUS, CHEVROLET VENTURE (REGULAR WHEELBASE) AND 2001-2004 PONTIAC AZTEK AND MONTANA (REGULAR WHEELBASE) VEHICLES TO REPLACE FUEL TANKS AND CORRECT A DEFECT THAT MAY ALLOW FUEL LEAKAGE.THE VEHICLE RECALL POPULATION IS RENDEZVOUS AND AZTEK VEHICLES BUILT IN MAY 2003, VENTURE AND MONTANA VEHICLE BUILT IN JUNE THROUGH AUGUST 2002 AND CERTAIN SAME MODEL VEHICLES REGISTERED IN NEVADA, ARIZONA, VIRGIN ISLANDS, PUERTO RICO AND HAWAII THAT WERE BUILT THROUGH NOV/DEC 2003 (DEPENDING ON MODEL).THE TOTAL NUMBER OF VEHICLES RECALLED IS 20,594 (INCLUDES 15,196 SUBJECT AZTEK AND RENDEZVOUS VEHICLES). IN ADDITION TO THE RECALL, GM WILL EXTEND THE WARRANTY ON MY 2002-2004 RENDEZVOUS AND REGULAR WHEEL BASE VENTURE VANS AND MY 2001-2004 AZTEK AND REGULAR WHEELBASE MONTANA VANS NOT INCLUDED IN THE RECALL TO PROVIDE WARRANTY COVERAGE FOR A PERIOD OF 10 YEARS OR 150,000 MILES, WHICHEVER OCCURS FIRST.GM WILL BEGIN NOTIFYING OWNERS IN DECEMBER 2007.GM REPORTS THAT THE FUEL INLET PIPE CONTAINING THE INLET CHECK VALVE (ICV) MAY FRACTURE AND ALLOW FUEL VAPORS OR FUEL TO LEAK OUT.GM DATA REVEALED THAT ELEVATED AMBIENT TEMPERATURES, HIGHER CARBON CONTENT IN THE ICV AND VARIATION IN THE MANUFACTURING PROCESS WERE THE CONTRIBUTING FACTORS FOR POTENTIAL CRACKS IN THE ICV.BEGINNING DECEMBER 2003, GM BUILT VEHICLES WITH A REDESIGNED FUEL TANK/ICV.SUBJECT VEHICLES NOT INCLUDED IN THE RECALL OR EXTENDED WARRANTY DID NOT SHOW A FAILURE TREND SIMILAR TO THE ABOVE VEHICLES..FOR ADDITIONAL DETAILS, SEE RECALL 07V-349.THIS INVESTIGATION IS CLOSED.

Additional source detail variants (5)

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

GM IS RECALLING (NHTSA RECALL NO. 07V-349) CERTAIN MODEL YEAR (MY) 2002-2004 BUICK RENDEZVOUS, CHEVROLET VENTURE (REGULAR WHEELBASE) AND 2001-2004 PONTIAC AZTEK AND MONTANA (REGULAR WHEELBASE) VEHICLES TO REPLACE FUEL TANKS AND CORRECT A DEFECT THAT MAY ALLOW FUEL LEAKAGE.THE VEHICLE RECALL POPULATION IS RENDEZVOUS AND AZTEK VEHICLES BUILT IN MAY 2003, VENTURE AND MONTANA VEHICLE BUILT IN JUNE THROUGH AUGUST 2002 AND CERTAIN SAME MODEL VEHICLES REGISTERED IN NEVADA, ARIZONA, VIRGIN ISLANDS, PUERTO RICO AND HAWAII THAT WERE BUILT THROUGH NOV/DEC 2003 (DEPENDING ON MODEL).THE TOTAL NUMBER OF VEHICLES RECALLED IS 20,594 (INCLUDES 15,196 SUBJECT AZTEK AND RENDEZVOUS VEHICLES). IN ADDITION TO THE RECALL, GM WILL EXTEND THE WARRANTY ON MY 2002-2004 RENDEZVOUS AND REGULAR WHEEL BASE VENTURE VANS AND MY 2001-2004 AZTEK AND REGULAR WHEELBASE MONTANA VANS NOT INCLUDED IN THE RECALL TO PROVIDE WARRANTY COVERAGE FOR A PERIOD OF 10 YEARS OR 150,000 MILES, WHICHEVER OCCURS FIRST.GM WILL BEGIN NOTIFYING OWNERS IN DECEMBER 2007.GM REPORTS THAT THE FUEL INLET PIPE CONTAINING THE INLET CHECK VALVE (ICV) MAY FRACTURE AND ALLOW FUEL VAPORS OR FUEL TO LEAK OUT.GM DATA REVEALED THAT ELEVATED AMBIENT TEMPERATURES, HIGHER CARBON CONTENT IN THE ICV AND VARIATION IN THE MANUFACTURING PROCESS WERE THE CONTRIBUTING FACTORS FOR POTENTIAL CRACKS IN THE ICV.BEGINNING DECEMBER 2003, GM BUILT VEHICLES WITH A REDESIGNED FUEL TANK/ICV.SUBJECT VEHICLES NOT INCLUDED IN THE RECALL OR EXTENDED WARRANTY DID NOT SHOW A FAILURE TREND SIMILAR TO THE ABOVE VEHICLES..FOR ADDITIONAL DETAILS, SEE RECALL 07V-349.THIS INVESTIGATION IS CLOSED.

Fuel System, Gasoline

GM IS RECALLING (NHTSA RECALL NO. 07V-349) CERTAIN MODEL YEAR (MY) 2002-2004 BUICK RENDEZVOUS, CHEVROLET VENTURE (REGULAR WHEELBASE) AND 2001-2004 PONTIAC AZTEK AND MONTANA (REGULAR WHEELBASE) VEHICLES TO REPLACE FUEL TANKS AND CORRECT A DEFECT THAT MAY ALLOW FUEL LEAKAGE.THE VEHICLE RECALL POPULATION IS RENDEZVOUS AND AZTEK VEHICLES BUILT IN MAY 2003, VENTURE AND MONTANA VEHICLE BUILT IN JUNE THROUGH AUGUST 2002 AND CERTAIN SAME MODEL VEHICLES REGISTERED IN NEVADA, ARIZONA, VIRGIN ISLANDS, PUERTO RICO AND HAWAII THAT WERE BUILT THROUGH NOV/DEC 2003 (DEPENDING ON MODEL).THE TOTAL NUMBER OF VEHICLES RECALLED IS 20,594 (INCLUDES 15,196 SUBJECT AZTEK AND RENDEZVOUS VEHICLES). IN ADDITION TO THE RECALL, GM WILL EXTEND THE WARRANTY ON MY 2002-2004 RENDEZVOUS AND REGULAR WHEEL BASE VENTURE VANS AND MY 2001-2004 AZTEK AND REGULAR WHEELBASE MONTANA VANS NOT INCLUDED IN THE RECALL TO PROVIDE WARRANTY COVERAGE FOR A PERIOD OF 10 YEARS OR 150,000 MILES, WHICHEVER OCCURS FIRST.GM WILL BEGIN NOTIFYING OWNERS IN DECEMBER 2007.GM REPORTS THAT THE FUEL INLET PIPE CONTAINING THE INLET CHECK VALVE (ICV) MAY FRACTURE AND ALLOW FUEL VAPORS OR FUEL TO LEAK OUT.GM DATA REVEALED THAT ELEVATED AMBIENT TEMPERATURES, HIGHER CARBON CONTENT IN THE ICV AND VARIATION IN THE MANUFACTURING PROCESS WERE THE CONTRIBUTING FACTORS FOR POTENTIAL CRACKS IN THE ICV.BEGINNING DECEMBER 2003, GM BUILT VEHICLES WITH A REDESIGNED FUEL TANK/ICV.SUBJECT VEHICLES NOT INCLUDED IN THE RECALL OR EXTENDED WARRANTY DID NOT SHOW A FAILURE TREND SIMILAR TO THE ABOVE VEHICLES..FOR ADDITIONAL DETAILS, SEE RECALL 07V-349.THIS INVESTIGATION IS CLOSED.

Fuel System, Gasoline:storage

GM IS RECALLING (NHTSA RECALL NO. 07V-349) CERTAIN MODEL YEAR (MY) 2002-2004 BUICK RENDEZVOUS, CHEVROLET VENTURE (REGULAR WHEELBASE) AND 2001-2004 PONTIAC AZTEK AND MONTANA (REGULAR WHEELBASE) VEHICLES TO REPLACE FUEL TANKS AND CORRECT A DEFECT THAT MAY ALLOW FUEL LEAKAGE.THE VEHICLE RECALL POPULATION IS RENDEZVOUS AND AZTEK VEHICLES BUILT IN MAY 2003, VENTURE AND MONTANA VEHICLE BUILT IN JUNE THROUGH AUGUST 2002 AND CERTAIN SAME MODEL VEHICLES REGISTERED IN NEVADA, ARIZONA, VIRGIN ISLANDS, PUERTO RICO AND HAWAII THAT WERE BUILT THROUGH NOV/DEC 2003 (DEPENDING ON MODEL).THE TOTAL NUMBER OF VEHICLES RECALLED IS 20,594 (INCLUDES 15,196 SUBJECT AZTEK AND RENDEZVOUS VEHICLES). IN ADDITION TO THE RECALL, GM WILL EXTEND THE WARRANTY ON MY 2002-2004 RENDEZVOUS AND REGULAR WHEEL BASE VENTURE VANS AND MY 2001-2004 AZTEK AND REGULAR WHEELBASE MONTANA VANS NOT INCLUDED IN THE RECALL TO PROVIDE WARRANTY COVERAGE FOR A PERIOD OF 10 YEARS OR 150,000 MILES, WHICHEVER OCCURS FIRST.GM WILL BEGIN NOTIFYING OWNERS IN DECEMBER 2007.GM REPORTS THAT THE FUEL INLET PIPE CONTAINING THE INLET CHECK VALVE (ICV) MAY FRACTURE AND ALLOW FUEL VAPORS OR FUEL TO LEAK OUT.GM DATA REVEALED THAT ELEVATED AMBIENT TEMPERATURES, HIGHER CARBON CONTENT IN THE ICV AND VARIATION IN THE MANUFACTURING PROCESS WERE THE CONTRIBUTING FACTORS FOR POTENTIAL CRACKS IN THE ICV.BEGINNING DECEMBER 2003, GM BUILT VEHICLES WITH A REDESIGNED FUEL TANK/ICV.SUBJECT VEHICLES NOT INCLUDED IN THE RECALL OR EXTENDED WARRANTY DID NOT SHOW A FAILURE TREND SIMILAR TO THE ABOVE VEHICLES..FOR ADDITIONAL DETAILS, SEE RECALL 07V-349.THIS INVESTIGATION IS CLOSED.

Fuel System, Gasoline:storage:tank Assembly:filler Pipe And Cap

GM IS RECALLING (NHTSA RECALL NO. 07V-349) CERTAIN MODEL YEAR (MY) 2002-2004 BUICK RENDEZVOUS, CHEVROLET VENTURE (REGULAR WHEELBASE) AND 2001-2004 PONTIAC AZTEK AND MONTANA (REGULAR WHEELBASE) VEHICLES TO REPLACE FUEL TANKS AND CORRECT A DEFECT THAT MAY ALLOW FUEL LEAKAGE.THE VEHICLE RECALL POPULATION IS RENDEZVOUS AND AZTEK VEHICLES BUILT IN MAY 2003, VENTURE AND MONTANA VEHICLE BUILT IN JUNE THROUGH AUGUST 2002 AND CERTAIN SAME MODEL VEHICLES REGISTERED IN NEVADA, ARIZONA, VIRGIN ISLANDS, PUERTO RICO AND HAWAII THAT WERE BUILT THROUGH NOV/DEC 2003 (DEPENDING ON MODEL).THE TOTAL NUMBER OF VEHICLES RECALLED IS 20,594 (INCLUDES 15,196 SUBJECT AZTEK AND RENDEZVOUS VEHICLES). IN ADDITION TO THE RECALL, GM WILL EXTEND THE WARRANTY ON MY 2002-2004 RENDEZVOUS AND REGULAR WHEEL BASE VENTURE VANS AND MY 2001-2004 AZTEK AND REGULAR WHEELBASE MONTANA VANS NOT INCLUDED IN THE RECALL TO PROVIDE WARRANTY COVERAGE FOR A PERIOD OF 10 YEARS OR 150,000 MILES, WHICHEVER OCCURS FIRST.GM WILL BEGIN NOTIFYING OWNERS IN DECEMBER 2007.GM REPORTS THAT THE FUEL INLET PIPE CONTAINING THE INLET CHECK VALVE (ICV) MAY FRACTURE AND ALLOW FUEL VAPORS OR FUEL TO LEAK OUT.GM DATA REVEALED THAT ELEVATED AMBIENT TEMPERATURES, HIGHER CARBON CONTENT IN THE ICV AND VARIATION IN THE MANUFACTURING PROCESS WERE THE CONTRIBUTING FACTORS FOR POTENTIAL CRACKS IN THE ICV.BEGINNING DECEMBER 2003, GM BUILT VEHICLES WITH A REDESIGNED FUEL TANK/ICV.SUBJECT VEHICLES NOT INCLUDED IN THE RECALL OR EXTENDED WARRANTY DID NOT SHOW A FAILURE TREND SIMILAR TO THE ABOVE VEHICLES..FOR ADDITIONAL DETAILS, SEE RECALL 07V-349.THIS INVESTIGATION IS CLOSED.

Fuel System, Gasoline:storage:tank Assembly

GM IS RECALLING (NHTSA RECALL NO. 07V-349) CERTAIN MODEL YEAR (MY) 2002-2004 BUICK RENDEZVOUS, CHEVROLET VENTURE (REGULAR WHEELBASE) AND 2001-2004 PONTIAC AZTEK AND MONTANA (REGULAR WHEELBASE) VEHICLES TO REPLACE FUEL TANKS AND CORRECT A DEFECT THAT MAY ALLOW FUEL LEAKAGE.THE VEHICLE RECALL POPULATION IS RENDEZVOUS AND AZTEK VEHICLES BUILT IN MAY 2003, VENTURE AND MONTANA VEHICLE BUILT IN JUNE THROUGH AUGUST 2002 AND CERTAIN SAME MODEL VEHICLES REGISTERED IN NEVADA, ARIZONA, VIRGIN ISLANDS, PUERTO RICO AND HAWAII THAT WERE BUILT THROUGH NOV/DEC 2003 (DEPENDING ON MODEL).THE TOTAL NUMBER OF VEHICLES RECALLED IS 20,594 (INCLUDES 15,196 SUBJECT AZTEK AND RENDEZVOUS VEHICLES). IN ADDITION TO THE RECALL, GM WILL EXTEND THE WARRANTY ON MY 2002-2004 RENDEZVOUS AND REGULAR WHEEL BASE VENTURE VANS AND MY 2001-2004 AZTEK AND REGULAR WHEELBASE MONTANA VANS NOT INCLUDED IN THE RECALL TO PROVIDE WARRANTY COVERAGE FOR A PERIOD OF 10 YEARS OR 150,000 MILES, WHICHEVER OCCURS FIRST.GM WILL BEGIN NOTIFYING OWNERS IN DECEMBER 2007.GM REPORTS THAT THE FUEL INLET PIPE CONTAINING THE INLET CHECK VALVE (ICV) MAY FRACTURE AND ALLOW FUEL VAPORS OR FUEL TO LEAK OUT.GM DATA REVEALED THAT ELEVATED AMBIENT TEMPERATURES, HIGHER CARBON CONTENT IN THE ICV AND VARIATION IN THE MANUFACTURING PROCESS WERE THE CONTRIBUTING FACTORS FOR POTENTIAL CRACKS IN THE ICV.BEGINNING DECEMBER 2003, GM BUILT VEHICLES WITH A REDESIGNED FUEL TANK/ICV.SUBJECT VEHICLES NOT INCLUDED IN THE RECALL OR EXTENDED WARRANTY DID NOT SHOW A FAILURE TREND SIMILAR TO THE ABOVE VEHICLES..FOR ADDITIONAL DETAILS, SEE RECALL 07V-349.THIS INVESTIGATION IS CLOSED.

RQ06009 · Fuel Tank Leakage

Opened Dec 14, 2006 · Closed Apr 18, 2007

Status: closed (inferred from source dates) · Fuel System, Gasoline; Fuel System, Gasoline:storage; Fuel System, Gasoline:storage:tank Assembly; Fuel System, Gasoline:storage:tank Assembly:filler Pipe And Cap

CERTAIN SUBJECT VEHICLES MAY EXHIBIT LEAKAGE OF ODOR AND/OR FUELFROM THE LOWER PORTION OF THE FUEL TANK INLET FILLER PIPE (INLET CHECK VALVE).THE INLET CHECK VALVE (ICV) AND THE FUEL TANK ARE JOINED TOGETHER USING A HOT PLATE WELDING PROCESS FOR PLASTIC PARTS.GM REPORTS THAT ITS ANALYSIS OF FIELD RETURNED PARTS SHOW EVIDENCE OF PROCESS VARIATIONS FOR DIFFERENT MANUFACTURING PERIODS.THESE VARIATIONS PRODUCED SOME ICV TO FUEL TANK JOINTS WITH POOR MELT FLOW LINES.ODI'S ANALYSIS OF GM'S WARRANTY CLAIM DATA FINDS MORE FREQUENT FUEL TANK REPLACEMENTS IN THE HOTTER CLIMATE STATES.THIS INVESTIGATION HAS BEEN UPGRADED TO AN ENGINEERING ANALYSIS (EA07-006) TO FURTHER ASSESS THIS MATTER.

Additional source detail variants (4)

Fuel System, Gasoline

CERTAIN SUBJECT VEHICLES MAY EXHIBIT LEAKAGE OF ODOR AND/OR FUELFROM THE LOWER PORTION OF THE FUEL TANK INLET FILLER PIPE (INLET CHECK VALVE).THE INLET CHECK VALVE (ICV) AND THE FUEL TANK ARE JOINED TOGETHER USING A HOT PLATE WELDING PROCESS FOR PLASTIC PARTS.GM REPORTS THAT ITS ANALYSIS OF FIELD RETURNED PARTS SHOW EVIDENCE OF PROCESS VARIATIONS FOR DIFFERENT MANUFACTURING PERIODS.THESE VARIATIONS PRODUCED SOME ICV TO FUEL TANK JOINTS WITH POOR MELT FLOW LINES.ODI'S ANALYSIS OF GM'S WARRANTY CLAIM DATA FINDS MORE FREQUENT FUEL TANK REPLACEMENTS IN THE HOTTER CLIMATE STATES.THIS INVESTIGATION HAS BEEN UPGRADED TO AN ENGINEERING ANALYSIS (EA07-006) TO FURTHER ASSESS THIS MATTER.

Fuel System, Gasoline:storage

CERTAIN SUBJECT VEHICLES MAY EXHIBIT LEAKAGE OF ODOR AND/OR FUELFROM THE LOWER PORTION OF THE FUEL TANK INLET FILLER PIPE (INLET CHECK VALVE).THE INLET CHECK VALVE (ICV) AND THE FUEL TANK ARE JOINED TOGETHER USING A HOT PLATE WELDING PROCESS FOR PLASTIC PARTS.GM REPORTS THAT ITS ANALYSIS OF FIELD RETURNED PARTS SHOW EVIDENCE OF PROCESS VARIATIONS FOR DIFFERENT MANUFACTURING PERIODS.THESE VARIATIONS PRODUCED SOME ICV TO FUEL TANK JOINTS WITH POOR MELT FLOW LINES.ODI'S ANALYSIS OF GM'S WARRANTY CLAIM DATA FINDS MORE FREQUENT FUEL TANK REPLACEMENTS IN THE HOTTER CLIMATE STATES.THIS INVESTIGATION HAS BEEN UPGRADED TO AN ENGINEERING ANALYSIS (EA07-006) TO FURTHER ASSESS THIS MATTER.

Fuel System, Gasoline:storage:tank Assembly:filler Pipe And Cap

CERTAIN SUBJECT VEHICLES MAY EXHIBIT LEAKAGE OF ODOR AND/OR FUELFROM THE LOWER PORTION OF THE FUEL TANK INLET FILLER PIPE (INLET CHECK VALVE).THE INLET CHECK VALVE (ICV) AND THE FUEL TANK ARE JOINED TOGETHER USING A HOT PLATE WELDING PROCESS FOR PLASTIC PARTS.GM REPORTS THAT ITS ANALYSIS OF FIELD RETURNED PARTS SHOW EVIDENCE OF PROCESS VARIATIONS FOR DIFFERENT MANUFACTURING PERIODS.THESE VARIATIONS PRODUCED SOME ICV TO FUEL TANK JOINTS WITH POOR MELT FLOW LINES.ODI'S ANALYSIS OF GM'S WARRANTY CLAIM DATA FINDS MORE FREQUENT FUEL TANK REPLACEMENTS IN THE HOTTER CLIMATE STATES.THIS INVESTIGATION HAS BEEN UPGRADED TO AN ENGINEERING ANALYSIS (EA07-006) TO FURTHER ASSESS THIS MATTER.

Fuel System, Gasoline:storage:tank Assembly

CERTAIN SUBJECT VEHICLES MAY EXHIBIT LEAKAGE OF ODOR AND/OR FUELFROM THE LOWER PORTION OF THE FUEL TANK INLET FILLER PIPE (INLET CHECK VALVE).THE INLET CHECK VALVE (ICV) AND THE FUEL TANK ARE JOINED TOGETHER USING A HOT PLATE WELDING PROCESS FOR PLASTIC PARTS.GM REPORTS THAT ITS ANALYSIS OF FIELD RETURNED PARTS SHOW EVIDENCE OF PROCESS VARIATIONS FOR DIFFERENT MANUFACTURING PERIODS.THESE VARIATIONS PRODUCED SOME ICV TO FUEL TANK JOINTS WITH POOR MELT FLOW LINES.ODI'S ANALYSIS OF GM'S WARRANTY CLAIM DATA FINDS MORE FREQUENT FUEL TANK REPLACEMENTS IN THE HOTTER CLIMATE STATES.THIS INVESTIGATION HAS BEEN UPGRADED TO AN ENGINEERING ANALYSIS (EA07-006) TO FURTHER ASSESS THIS MATTER.

PE04075 · Ignition Relay Failure

Opened Nov 10, 2004 · Closed Apr 28, 2005

Status: closed (inferred from source dates) · Electrical System:ignition; Electrical System:ignition:module

ON NOVEMBER 10, 2004, THE OFFICE OF DEFECTS INVESTIGATION (ODI) OPENED A PRELIMINARY EVALUATION TO INVESTIGATE THE FAILURE, MALFUNCTION, OR OTHER UNSATISFACTORY PERFORMANCE OF THE ENGINE CONTROL SYSTEM WHICH MAY RESULT IN ENGINE STALLING IN CERTAIN MODEL YEAR (MY) 2004 BUICK RENDEZVOUS (GMT250) AND PONTIAC AZTEK (GMT250) VEHICLES ALLEGEDLY CAUSED BY IGNITION RELAY FAILURE.ODI IS AWARE OF 68 NON-DUPLICATIVE COMPLAINTS AND 1092 WARRANTY CLAIMS RELATED TO THE SUBJECT ISSUE.THERE ARE NO KNOWN CRASHES RELATED TO IGNITION RELAY FAILURE ON THE SUBJECT VEHICLES.BY LETTER DATED APRIL 19, 2005, GENERAL MOTORS CORP. (GM) HAS NOTIFIED ODI THAT IT WILL CONDUCT A SAFETY RECALL (NTHSA RECALL NO. 05V-157) TO REPLACE DEFECTIVE IGNITION RELAY MODULES IN APPROXIMATELY 34,996 SUBJECT VEHICLES BUILT BETWEEN OCTOBER 13, 2003 AND MARCH 8, 2004.THIS PERIOD OF VEHICLE PRODUCTION IS ASSOCIATED WITH ESCALATED WARRANTY CLAIMS RATES AND COMPLAINTS THAT ALLEGE ENGINE STALL DUE TO IGNITION RELAY FAILURE.GM HAS IDENTIFIED PARTS SUPPLIERS WHO USED MATERIALS CONTAINING SILICONE IN THE MANUFACTURE OF SPECIFIC COMPONENTS FOR THE IGNITION RELAY MODULE.SILICONE CONTAMINATION CAN RESULT IN SILICA DEPOSITS FORMING ON THE CONTACTS AS THE RELAY SWITCHES AND THE HEAT GENERATED BY THE RESULTANT ARC CONVERTS THE SILICONE TO SILICA.SILICA BUILD-UP ON THE CONTACTS IS PROGRESSIVE AND MAY PRODUCE A VOLTAGE DROP ACROSS THE RELAY SUFFICIENT TO CAUSE AN INTERMITTENT NO-START OR ENGINE STALL CONDITION.WARRANTY ANALYSIS INDICATES THE INCIDENCE OF NO/HARD START VERSUS ENGINE STALL TO BE EQUAL.ANALYSIS OF TOWING CLAIMS AND DETAILED SERVICE RECORDS INDICATES THAT VEHICLES MAY EXPERIENCE RESTART DIFFICULTIES AFTER A STALLING INCIDENT APPROXIMATELY 20-30 PERCENT OF THE TIME.THE USE OF SILICONE MATERIALS IN THE MANUFACTURE OF THE SUBJECT IGNITION RELAY HAS BEEN DISCONTINUED.THE ACTION TAKEN BY GM IS SUFFICIENT TO RESOLVE THE ISSUES RAISED BY THIS INVESTIGATION.ACCORDINGLY, THIS INVESTIGATION IS CLOSED.

Additional source detail variants (2)

Electrical System:ignition

ON NOVEMBER 10, 2004, THE OFFICE OF DEFECTS INVESTIGATION (ODI) OPENED A PRELIMINARY EVALUATION TO INVESTIGATE THE FAILURE, MALFUNCTION, OR OTHER UNSATISFACTORY PERFORMANCE OF THE ENGINE CONTROL SYSTEM WHICH MAY RESULT IN ENGINE STALLING IN CERTAIN MODEL YEAR (MY) 2004 BUICK RENDEZVOUS (GMT250) AND PONTIAC AZTEK (GMT250) VEHICLES ALLEGEDLY CAUSED BY IGNITION RELAY FAILURE.ODI IS AWARE OF 68 NON-DUPLICATIVE COMPLAINTS AND 1092 WARRANTY CLAIMS RELATED TO THE SUBJECT ISSUE.THERE ARE NO KNOWN CRASHES RELATED TO IGNITION RELAY FAILURE ON THE SUBJECT VEHICLES.BY LETTER DATED APRIL 19, 2005, GENERAL MOTORS CORP. (GM) HAS NOTIFIED ODI THAT IT WILL CONDUCT A SAFETY RECALL (NTHSA RECALL NO. 05V-157) TO REPLACE DEFECTIVE IGNITION RELAY MODULES IN APPROXIMATELY 34,996 SUBJECT VEHICLES BUILT BETWEEN OCTOBER 13, 2003 AND MARCH 8, 2004.THIS PERIOD OF VEHICLE PRODUCTION IS ASSOCIATED WITH ESCALATED WARRANTY CLAIMS RATES AND COMPLAINTS THAT ALLEGE ENGINE STALL DUE TO IGNITION RELAY FAILURE.GM HAS IDENTIFIED PARTS SUPPLIERS WHO USED MATERIALS CONTAINING SILICONE IN THE MANUFACTURE OF SPECIFIC COMPONENTS FOR THE IGNITION RELAY MODULE.SILICONE CONTAMINATION CAN RESULT IN SILICA DEPOSITS FORMING ON THE CONTACTS AS THE RELAY SWITCHES AND THE HEAT GENERATED BY THE RESULTANT ARC CONVERTS THE SILICONE TO SILICA.SILICA BUILD-UP ON THE CONTACTS IS PROGRESSIVE AND MAY PRODUCE A VOLTAGE DROP ACROSS THE RELAY SUFFICIENT TO CAUSE AN INTERMITTENT NO-START OR ENGINE STALL CONDITION.WARRANTY ANALYSIS INDICATES THE INCIDENCE OF NO/HARD START VERSUS ENGINE STALL TO BE EQUAL.ANALYSIS OF TOWING CLAIMS AND DETAILED SERVICE RECORDS INDICATES THAT VEHICLES MAY EXPERIENCE RESTART DIFFICULTIES AFTER A STALLING INCIDENT APPROXIMATELY 20-30 PERCENT OF THE TIME.THE USE OF SILICONE MATERIALS IN THE MANUFACTURE OF THE SUBJECT IGNITION RELAY HAS BEEN DISCONTINUED.THE ACTION TAKEN BY GM IS SUFFICIENT TO RESOLVE THE ISSUES RAISED BY THIS INVESTIGATION.ACCORDINGLY, THIS INVESTIGATION IS CLOSED.

Electrical System:ignition:module

ON NOVEMBER 10, 2004, THE OFFICE OF DEFECTS INVESTIGATION (ODI) OPENED A PRELIMINARY EVALUATION TO INVESTIGATE THE FAILURE, MALFUNCTION, OR OTHER UNSATISFACTORY PERFORMANCE OF THE ENGINE CONTROL SYSTEM WHICH MAY RESULT IN ENGINE STALLING IN CERTAIN MODEL YEAR (MY) 2004 BUICK RENDEZVOUS (GMT250) AND PONTIAC AZTEK (GMT250) VEHICLES ALLEGEDLY CAUSED BY IGNITION RELAY FAILURE.ODI IS AWARE OF 68 NON-DUPLICATIVE COMPLAINTS AND 1092 WARRANTY CLAIMS RELATED TO THE SUBJECT ISSUE.THERE ARE NO KNOWN CRASHES RELATED TO IGNITION RELAY FAILURE ON THE SUBJECT VEHICLES.BY LETTER DATED APRIL 19, 2005, GENERAL MOTORS CORP. (GM) HAS NOTIFIED ODI THAT IT WILL CONDUCT A SAFETY RECALL (NTHSA RECALL NO. 05V-157) TO REPLACE DEFECTIVE IGNITION RELAY MODULES IN APPROXIMATELY 34,996 SUBJECT VEHICLES BUILT BETWEEN OCTOBER 13, 2003 AND MARCH 8, 2004.THIS PERIOD OF VEHICLE PRODUCTION IS ASSOCIATED WITH ESCALATED WARRANTY CLAIMS RATES AND COMPLAINTS THAT ALLEGE ENGINE STALL DUE TO IGNITION RELAY FAILURE.GM HAS IDENTIFIED PARTS SUPPLIERS WHO USED MATERIALS CONTAINING SILICONE IN THE MANUFACTURE OF SPECIFIC COMPONENTS FOR THE IGNITION RELAY MODULE.SILICONE CONTAMINATION CAN RESULT IN SILICA DEPOSITS FORMING ON THE CONTACTS AS THE RELAY SWITCHES AND THE HEAT GENERATED BY THE RESULTANT ARC CONVERTS THE SILICONE TO SILICA.SILICA BUILD-UP ON THE CONTACTS IS PROGRESSIVE AND MAY PRODUCE A VOLTAGE DROP ACROSS THE RELAY SUFFICIENT TO CAUSE AN INTERMITTENT NO-START OR ENGINE STALL CONDITION.WARRANTY ANALYSIS INDICATES THE INCIDENCE OF NO/HARD START VERSUS ENGINE STALL TO BE EQUAL.ANALYSIS OF TOWING CLAIMS AND DETAILED SERVICE RECORDS INDICATES THAT VEHICLES MAY EXPERIENCE RESTART DIFFICULTIES AFTER A STALLING INCIDENT APPROXIMATELY 20-30 PERCENT OF THE TIME.THE USE OF SILICONE MATERIALS IN THE MANUFACTURE OF THE SUBJECT IGNITION RELAY HAS BEEN DISCONTINUED.THE ACTION TAKEN BY GM IS SUFFICIENT TO RESOLVE THE ISSUES RAISED BY THIS INVESTIGATION.ACCORDINGLY, THIS INVESTIGATION IS CLOSED.