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2004 GMC Envoy

Owner reports · Recalls · Investigations

More warning signs than most Envoy years

Owner complaints for the 2004 GMC Envoy are substantially higher than the model-year median of 22.

About this comparison →

When problems were reported

Mileage at the reported incident

288 reports with mileage · 79 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 164 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Exterior Lighting. Review the 39 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Fuel/propulsion System. Review the 38 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

25 crash reports11 fire reports22 injury reports

Electrical System complaints

164 reports
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Mileage unknown · Dec 11, 2007
Electrical System

ON 11/01/07 I NOTICED THE SPEEDOMETER ACTING ERRATIC; IT WOULD STAY ON 10 TO 20 MPH. WHEN I KNEW I WAS GOING FASTER. AT OTHER TIMES IT WOULD CREEP UP TO 75 OR 80 MPH. AND NOT GO DOWN WHEN I SLOW DOWN. OCCASIONALLY IT WOULD WORK FINE. THIS WENT ON ABOUT 3 WEEKS AND I THOUGHT IT MIGHT CORRECT ITSELF. IT FINALLY STOPPED WORKING ALT…

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ON 11/01/07 I NOTICED THE SPEEDOMETER ACTING ERRATIC; IT WOULD STAY ON 10 TO 20 MPH. WHEN I KNEW I WAS GOING FASTER. AT OTHER TIMES IT WOULD CREEP UP TO 75 OR 80 MPH. AND NOT GO DOWN WHEN I SLOW DOWN. OCCASIONALLY IT WOULD WORK FINE. THIS WENT ON ABOUT 3 WEEKS AND I THOUGHT IT MIGHT CORRECT ITSELF. IT FINALLY STOPPED WORKING ALTOGETHER COMING TO REST ABOVE 120 MPH. ON 12/07/07 I TOOK MY VEHICLE TO THE DEALERSHIP. THEY SAID THEY WOULD HAVE TO REPLACE THE WHOLE INTERMENT PANEL AT A COST OF AROUND $470.00. THEY ALSO SAID IF I DIDN'T HAVE OVER 60,000 MILES ON MY CAR IT WOULD HAVE BEEN COVERED UNDER THE WARRANTY. I HAD 62,492 MILES ON THE DAY I TOOK THE CAR TO THE DEALER. *TR

NHTSA ODI #10211458

32,000 miles · Oct 30, 2007
Electrical SystemInterior LightingLatches/locks/linkages

1. I PURCHASED A 2004 ENVOY. THE DEALER I PURCHASED IT FROM HAD IT UNDER WARRANTY. 2 WEEKS AFTER I PURCHASED, THE INTERIOR LIGHTS WERE COMING ON AND OFF, THE AUTOMATIC DOOR LOCKS STARTED TO LOCK BY THEMSELVES SIMULTANEOUSLY. NON STOP. IT SCARES MY CHILDREN, AS WELL AS I, BECAUSE I DON'T KNOW IF IT'S GOING TO SPARK A FIRE OR WHAT…

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1. I PURCHASED A 2004 ENVOY. THE DEALER I PURCHASED IT FROM HAD IT UNDER WARRANTY. 2 WEEKS AFTER I PURCHASED, THE INTERIOR LIGHTS WERE COMING ON AND OFF, THE AUTOMATIC DOOR LOCKS STARTED TO LOCK BY THEMSELVES SIMULTANEOUSLY. NON STOP. IT SCARES MY CHILDREN, AS WELL AS I, BECAUSE I DON'T KNOW IF IT'S GOING TO SPARK A FIRE OR WHAT. SOMETIMES IT DOES IT MORE THAN OTHERS, FOR EXAMPLE, WHEN IT RAINS, BUT IT ONLY DOES IT WHEN I ROLL THE DRIVER'S SIDE WINDOW UP. EVEN IF ITS NOT DOWN AND I ROLL IT UP IT DOES IT. AS WELL AS IF I HIT A SMALL POT HOLE AND SOMETIMES IT JUST DOES IT ON ITS ON. I'VE TAKEN IT TO A GMC DEALER 4 OR MORE TIMES AND THEY CAN'T FIND THE PROBLEM ANY WHERE. SO, NOTHING HAS BEEN DONE TO FIX THIS PROBLEM BECAUSE NO ONE CAN FIND A SOLUTION. I PARK MY $18,000 VEHICLE NEXT TO THE ROAD IN CASE IT DOES SPARK A FIRE. PLEASE INFORM ME IF ANYTHING IS AVAILABLE OR WHO I NEED TO CONTACT AT GMC TO FIND AN ANSWER. *TR

NHTSA ODI #10207471

17,000 miles · Oct 27, 2007
Electrical System

SINCE CAR IS NEW WE CONTINUE TO HAVE MELTING ISSUE WITH WIRING AND HARNESS BEHIND RADIO RACK AND AREAS THAT ARE AFFECTED IN THIS INSTRUMENT CLUSTER. THIS HAS HAPPENED SO MANY TIMES GMC HAS EXTENDED THE WARRANTY ON CAR TO COVER ALL OF THE CAR. IT IS AGAIN CAUSING A PROBLEM, LIGHTS OUT ON CLUSTER, LIGHTER INOP, HEATER AND A/C FA…

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SINCE CAR IS NEW WE CONTINUE TO HAVE MELTING ISSUE WITH WIRING AND HARNESS BEHIND RADIO RACK AND AREAS THAT ARE AFFECTED IN THIS INSTRUMENT CLUSTER. THIS HAS HAPPENED SO MANY TIMES GMC HAS EXTENDED THE WARRANTY ON CAR TO COVER ALL OF THE CAR. IT IS AGAIN CAUSING A PROBLEM, LIGHTS OUT ON CLUSTER, LIGHTER INOP, HEATER AND A/C FANS NOT ALWAYS WORKING. *TR

NHTSA ODI #10207053

Mileage unknown · Oct 25, 2007
Electrical System

I JUST BOUGHT A USED 04 GMC ENVOY WITH 30,000 MILES ON IT. NOW ABOUT A MONTH AFTER I BOUGHT IT I'M HAVING PROBLEMS WITH THE SPEEDOMETER. SOMETIMES IT WORKS SOMETIMES IT DOESN'T. WHEN IT DOES NOT WORK IT READS TO HIGH OR TWO LOW. I CAN BE DRIVING DOWN THE ROAD AT 65 AND IT WILL DROP BELOW 0. OR I CAN BE STOPPED AT A LIGHT AN…

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I JUST BOUGHT A USED 04 GMC ENVOY WITH 30,000 MILES ON IT. NOW ABOUT A MONTH AFTER I BOUGHT IT I'M HAVING PROBLEMS WITH THE SPEEDOMETER. SOMETIMES IT WORKS SOMETIMES IT DOESN'T. WHEN IT DOES NOT WORK IT READS TO HIGH OR TWO LOW. I CAN BE DRIVING DOWN THE ROAD AT 65 AND IT WILL DROP BELOW 0. OR I CAN BE STOPPED AT A LIGHT AND IT SHOWS 40. A QUICK SEARCH ON THE WEB SHOWS THOUSANDS OF PEOPLE WITH THE SAME PROBLEM. I FEEL GM AND GMC SHOULD HAVE TO DO A RECALL ON THIS AS IT COULD BE A LIFE AND SAFETY ITEM. FOR EXAMPLE ONE COULD SLOW TO THE RECOMMEND SPEED FOR A CURVE OR A TURN. IF THE SPEEDOMETER IS READING TWO LOW THEN THE PERSON WOULD BE TRAVELING TWO FAST FOR THE TURN. I SEE ALSO WHERE A CLASS ACTION LAW SUIT IS IN THE WORKS ON THIS. *TR

NHTSA ODI #10206945

308 miles · Sep 12, 2007
Electrical System

ON-GOING ISSUES WITH MY 2004 GMC ENVOY SINCE PURCHASE. LEAVE HOME, TRAVEL TO DESTINATION, USUALLY A SHORT DISTANCE, WHEN TRYING TO RESTART VEHICLE ALL DASH LIGHTS COME ON, RADIO WORKS, WINDOWS WORK, ETC., TURN THE KEY TO START AND NOTHING HAPPENS, NO ATTEMPT AT STARTING WHAT-SO-EVER. MAKES NO DIFFERENCE WITH TEMPERATURE, TIME…

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ON-GOING ISSUES WITH MY 2004 GMC ENVOY SINCE PURCHASE. LEAVE HOME, TRAVEL TO DESTINATION, USUALLY A SHORT DISTANCE, WHEN TRYING TO RESTART VEHICLE ALL DASH LIGHTS COME ON, RADIO WORKS, WINDOWS WORK, ETC., TURN THE KEY TO START AND NOTHING HAPPENS, NO ATTEMPT AT STARTING WHAT-SO-EVER. MAKES NO DIFFERENCE WITH TEMPERATURE, TIME OF DAY, RAIN/SHINE, ETC. OFTEN IF YOU LEAVE THE VEHICLE TO SIT FOR AN HOUR, IT WILL RESTART, SOMETIMES SOONER, SOMETIMES NOT AT ALL. FIRST INCIDENT HAPPENED WHEN WE HAD 308 KM ON THE VEHICLE, NOW WE HAVE 68,000 KM AND PROBLEM STILL EXISTS. THEY HAVE CHANGED THE IGNITION SWITCH NUMEROUS TIMES, REPROGRAMMED THE SETTINGS FOR INTERNATIONAL VS DOMESTIC IN REGARDS TO THE APPARENT SECURITY SYSTEM THAT I HAVE, WHICH WE DISCOVERED HAS NEVER WORKED EITHER. NUMEROUS ISSUES WITH THE ABS COMING ON WITH DRY PAVEMENT. WATER IN REAR BACKUP LIGHTS, THEY WERE DRAINED AND RE-SEALED. RUST ON ALL INTERIOR DOOR PANELS, BACK DOOR AND HOOD WHERE JOINTS MEET, REPAIRED. WATER ON THE FLOOR AT THE DOOR WHEN IT RAINS, FIXED SEAL AT DOOR. DRIVERS SIDE DOOR LOCKED WHEN YOU LEFT THE VEHICLE WITHOUT LOCKING IT MYSELF, REPROGRAMMED. INTERIOR DOOR TRIM/SEAL REPEATEDLY FALLS OFF FROM BACK RIGHT PASSENGER DOOR. 10 MONTHS LEFT ON OUR LEASE....CAN'T WAIT TO FIND A NEW VEHICLE. COMPLETELY NOT SATISFIED WITH THE VEHICLE OR BY THE SERVICE WE HAVE RECEIVED.

NHTSA ODI #10202804

Mileage unknown · Aug 1, 2007
Electrical System

TACHOMETER AND SPEEDOMETER DOES NOT WORK. TACH COMPLETELY DOES NOT WORK, SPEEDOMETER IS VERY ERRATIC, STOP STARTS AGAIN, OFF BY MANY MPH'S. *TR

NHTSA ODI #10198162

37,500 miles · Jul 16, 2007
Electrical System

THE PROBLEM WAS FIRST NOTICED IN NOVEMBER OF 2006 WHEN I RECEIVED A SPEEDING TICKET, I WAS NOT SPEEDING ACCORDING TO MY SPEEDOMETER. THE DEALERSHIP SAID MY SPEEDOMETER WAS WORKING PROPERLY WHEN IN FACT IT WAS NOT. AFTER ANOTHER STOP BY POLICE, I TOOK THE TRUCK TO DIFFERENT DEALER AND I WAS TOLD THE SAME THING. I WAS AGAIN STOPPE…

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THE PROBLEM WAS FIRST NOTICED IN NOVEMBER OF 2006 WHEN I RECEIVED A SPEEDING TICKET, I WAS NOT SPEEDING ACCORDING TO MY SPEEDOMETER. THE DEALERSHIP SAID MY SPEEDOMETER WAS WORKING PROPERLY WHEN IN FACT IT WAS NOT. AFTER ANOTHER STOP BY POLICE, I TOOK THE TRUCK TO DIFFERENT DEALER AND I WAS TOLD THE SAME THING. I WAS AGAIN STOPPED ON 7/4/2007 FOR SPEEDING. I REMOVED THE GAUGE CLUSTER AND SENT IT TO SPECMO MYSELF FOR TESTING AND SPECMO FOUND THE SPEEDOMETER DEFECTIVE; WIRE CHAFFING AND SERVO MOTOR INTERMITTENT SHORTING, THEY REPAIRED IT. *TR

NHTSA ODI #10196514

Mileage unknown · May 11, 2007
Electrical System

WHEN KEY WAS TURNED IN IGNITION ALL LIGHTS WOULD WORK ,BUT ENGINE WOULD NOT TURN OVER. SPEEDOMETER WOULD JUMP TO 70 MPH ,AND TACHOMETER WOULD JUMP TO APPROXIMATELY 2000 RPMS EVEN THOUGH ENGINE WAS NOT RUNNING. DEALER DIAGNOSED PROBLEM TO BE FAULTY IGNITION SWITCH DUE TO LOW VOLTAGE AT POSITION IGNITION ONE.*AK

NHTSA ODI #10190548

32,540 miles · Feb 14, 2007
Electrical System

VACATION TO YOSEMITE, THE TACHOMETER GETS STUCK AND GIVES THE WRONG READING, WITHOUT ANY WARNING. IT HAS BEEN CONSISTENTLY GIVING ME THE WRONG RPM EVER SINCE. I HAVE DONE NOTHING TO CORRECT THE PROBLEM. *NM

NHTSA ODI #10182528

57,568 miles · Jan 21, 2007
Electrical System

SPEEDOMETER STARED MOVING UP AND DOWN WITH THE SPEED OF THE VEHICLE BUT WOULD HAVE A JERKY MOVEMENT NOW THE SPEEDOMETER NO LONGER RESETS TO ZERO. AT A FULL STOP THE SPEEDOMETER WILL READ FROM 40 TO 70 MPH AND AT SPEEDS A LOW AS 40 MPH THE SPEEDOMETER WILL REPORT SPEEDS UP TO A 120 MPH. THIS PROBLEM DOES NOT ALL THE DRIVER TO ACC…

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SPEEDOMETER STARED MOVING UP AND DOWN WITH THE SPEED OF THE VEHICLE BUT WOULD HAVE A JERKY MOVEMENT NOW THE SPEEDOMETER NO LONGER RESETS TO ZERO. AT A FULL STOP THE SPEEDOMETER WILL READ FROM 40 TO 70 MPH AND AT SPEEDS A LOW AS 40 MPH THE SPEEDOMETER WILL REPORT SPEEDS UP TO A 120 MPH. THIS PROBLEM DOES NOT ALL THE DRIVER TO ACCURATELY JUDGE THE SPEED OF THE VEHICLE. AS OF THIS COMPLAINT I HAVE NOT FIXED THE PROBLEM BUT ALL INDICATIONS FROM OTHER PEOPLE IS THAT THE INSTRUMENT CLUSTER WILL HAVE TO BE REPLACED OR RECONDITIONED. *JB

NHTSA ODI #10179294

Official recalls

1

05V198000 · Exterior Lighting:turn Signal

May 5, 2005

ON CERTAIN TRUCKS AND SPORT UTILITY VEHICLES, THE DRIVER WISHING TO SIGNAL A TURN BY MOVING THE DIRECTIONAL SIGNAL LEVER, (UP OR DOWN) MAY CAUSE THE FRONT MARKER/TURN LIGHTS AND REAR TURN LIGHTS TO FLASH IN A MANNER SIMILAR TO HAZARD WARNING, RATHER THAN FLASHING ON THE DESIRED SIDE ONLY.

Consequence & remedy

Consequence: THE DRIVER MAY NOT BE ABLE TO CLEARLY SIGNAL THEIR INTENTIONS TO TURN, CHANGE TRAVEL LANES, OR POTENTIALLY WARN OTHERS OF AN IMPAIRED VEHICLE OPERATING CONDITION INCREASING THE RISK OF A CRASH.

Remedy: DEALERS WILL REPLACE THE SUSPECT FLASHER MODULES WITH A NEW FLASHER MODULE DESIGNED WITH SEALED RELAYS AND MORE DURABLE CONTACT MATERIAL INSIDE OF THE RELAYS FREE OF CHARGE. THE RECALL BEGAN ON AUGUST 4, 2005. ISUZU BEGAN MAILING OWNER LETTERS ON AUGUST 4, 2005. OWNERS MAY CONTACT CHEVROLET AT 1-800-630-2438, GMC AT 1-866-996-9463, ISUZU AT 1-800-255-6727, BUICK AT 1-866-608-8080, AND OLDSMOBILE AT 1-800-630-6537.

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

RQ17002 · Loss Of Headlights

Opened Apr 24, 2017 · Closed Mar 29, 2021

Status: closed (inferred from source dates) · Exterior Lighting:headlights

The subject vehicles are model year (MY) 2002-2009 Chevrolet Trailblazer, GMC Envoy, 2004-2007 Buick Rainier, 2003-2008 Isuzu Ascender, 2005-2009 Saab 9-7X, 2002-2004 Oldsmobile Bravada, 2003-2006 Chevrolet SSR, 2005-2009 Buick Lacrosse, and 2006-2008 Pontiac Grand Prix. This scope includes the Trailblazer/Envoy variants: 2002-2006 Envoy XL/Trailblazer EXT and 2004-2005 Envoy XUV. The original scope of this investigation was expanded to include all vehicles equipped with the subject Headlight Driver Module (HDM). The focus of the investigation was to determine whether actions performed by General Motors adequately addressed any unreasonable risk to motor vehicle safety in the subject vehicles concerning the headlights and the HDM that controls them.Under normal electrical load and environmental conditions, the HDM can overheat inside the Underhood Electrical Center (UEC). This can cause the module to fail and result in a simultaneous loss of both low beam headlights and both daytime running lights (DRLs), often with no warning or prior detectability to the driver. This failure can be intermittent or permanent. No other exterior lights are affected. High beams, turn signals, brake lights, and reverse lights are still operational.General Motors addressed this issue with 2 recalls (14V755 & 15V519) and a special coverage program (N172091910). In view of the recalls and special coverage program implemented by GM and the vehicle high beams continuing to operate, ODI has tentatively concluded that the actions taken by GM mitigate any unreasonable risk to safety posed by HDM failure in the subject vehicles.Accordingly, the investigation is closed. The closing of this investigation does not constitute a finding by NHTSA that a safety-related defect does not exist. The agency reserves the right to take additional action if warranted by new circumstances.The ODI reports cited above are available for review online at NHTSA.gov under the identification numbers in the attached document.

EA07009 · Fuel Pump Module Leaks Gasoline

Opened Jul 10, 2007 · Closed Aug 28, 2008

Status: closed (inferred from source dates) · Fuel System, Gasoline:delivery:fuel Pump

DURING THE COURSE OF THIS EA INVESTIGATION, ODI OBSERVED THAT THE MAJORITY OF THE COMPLAINTS (88%) AND WARRANTY CLAIMS (94%) WERE REPORTED FOR VEHICLES THAT ARE REGISTERED FOR USE IN THE SALT BELT REGION OF THE US.THIS AREA INCLUDES 20 STATES IN THE NORTHEAST, MID ATLANTIC AND THE MIDWEST REGIONS AND THE DISTRICT OF COLUMBIA.CONSUMERS IN THE SALT BELT REGION REPORTED TO ODI THAT THEY COULD SMELL FUEL VAPORS IN THEIR VEHICLES WHILE DRIVING.UPON FURTHER EXAMINATION OF THEIR VEHICLES, THEY DISCOVERED THAT FUEL VAPORS WERE COMING OUT OF THE TOP OF THE FUEL TANK. THIS CONDITION IS CAUSED BY CORROSION OF THE RETURN AND SENDER LINES OF THE FUEL PUMP MODULE.WATER AND ROAD SALT COLLECT ON TOP OF THE FUEL PUMP LEADING TO SMALL PINHOLES APPEARING ON THE FUEL LINES.FUEL MAY LEAK AND COLLECT ON TOP OF THE MODULE AND/OR SPILL ONTO THE GROUND.THE DATA EVALUATED UNDER THIS INVESTIGATION REFLECT A RELATIVELY LOW FREQUENCY OF OCCURRENCE THAT LARGELY ARISES IN SALT BELT STATES.GM HAS EXTENDED THE WARRANTY ON THE SUBJECT COMPONENT TO TEN YEARS OR 120,000 MILES.FURTHER USE OF AGENCY RESOURCES DOES NOT APPEAR TO BE WARRANTED AT THIS TIME; ACCORDINGLY, THIS INVESTIGATION IS CLOSED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT NO SAFETY-RELATED DEFECT EXISTS.THE AGENCY RESERVES THE RIGHT TO TAKE FURTHER ACTION IF WARRANTED BY THE CIRCUMSTANCES.FOR ADDITIONAL INFORMATION SELECT DOCUMENT SEARCH.

PE05006 · Turn Signal Failures

Opened Feb 4, 2005 · Closed May 6, 2005

Status: closed (inferred from source dates) · Exterior Lighting:turn Signal; Exterior Lighting:turn Signal:flasher Unit; Exterior Lighting:turn Signal:switch

BY LETTER DATED APRIL 29, 2005, GM NOTIFIED THE AGENCY THAT IT IS CONDUCTING ASAFETY RECALL ( NHTSA RECALL NO. 05V198 ) INVOLVING CERTAIN MODEL YEARS (MY) 2003-2004 ISUZU ASCENDER, CHEVROLET TRAILBLAZER, GMC ENVOY, OLDSMOBILE BRAVADA AND MY 2004 BUICK RAINER VEHICLES.THE RECALL APPLIES TO VEHICLES BUILT FROM APRIL 2003 THROUGH NOVEMBER 2003 FOR A TOTAL VEHICLE POPULATION OF 286,478.GM REPORTS THE DIRECTIONAL/HAZARD SIGNALS FAILURE IS DUE TO STICKING CONTACTS ON ROUTING RELAYS IN THE FLASHER MODULE.GM WILL REPLACE THE FLASHER MODULE ON ALL INVOLVED VEHICLES.BASED ON GM'S SAFETY RECALL ACTION, THIS INVESTIGATION IS CLOSED.

Additional source detail variants (3)

Exterior Lighting:turn Signal:flasher Unit

BY LETTER DATED APRIL 29, 2005, GM NOTIFIED THE AGENCY THAT IT IS CONDUCTING ASAFETY RECALL ( NHTSA RECALL NO. 05V198 ) INVOLVING CERTAIN MODEL YEARS (MY) 2003-2004 ISUZU ASCENDER, CHEVROLET TRAILBLAZER, GMC ENVOY, OLDSMOBILE BRAVADA AND MY 2004 BUICK RAINER VEHICLES.THE RECALL APPLIES TO VEHICLES BUILT FROM APRIL 2003 THROUGH NOVEMBER 2003 FOR A TOTAL VEHICLE POPULATION OF 286,478.GM REPORTS THE DIRECTIONAL/HAZARD SIGNALS FAILURE IS DUE TO STICKING CONTACTS ON ROUTING RELAYS IN THE FLASHER MODULE.GM WILL REPLACE THE FLASHER MODULE ON ALL INVOLVED VEHICLES.BASED ON GM'S SAFETY RECALL ACTION, THIS INVESTIGATION IS CLOSED.

Exterior Lighting:turn Signal

BY LETTER DATED APRIL 29, 2005, GM NOTIFIED THE AGENCY THAT IT IS CONDUCTING ASAFETY RECALL ( NHTSA RECALL NO. 05V198 ) INVOLVING CERTAIN MODEL YEARS (MY) 2003-2004 ISUZU ASCENDER, CHEVROLET TRAILBLAZER, GMC ENVOY, OLDSMOBILE BRAVADA AND MY 2004 BUICK RAINER VEHICLES.THE RECALL APPLIES TO VEHICLES BUILT FROM APRIL 2003 THROUGH NOVEMBER 2003 FOR A TOTAL VEHICLE POPULATION OF 286,478.GM REPORTS THE DIRECTIONAL/HAZARD SIGNALS FAILURE IS DUE TO STICKING CONTACTS ON ROUTING RELAYS IN THE FLASHER MODULE.GM WILL REPLACE THE FLASHER MODULE ON ALL INVOLVED VEHICLES.BASED ON GM'S SAFETY RECALL ACTION, THIS INVESTIGATION IS CLOSED.

Exterior Lighting:turn Signal:switch

BY LETTER DATED APRIL 29, 2005, GM NOTIFIED THE AGENCY THAT IT IS CONDUCTING ASAFETY RECALL ( NHTSA RECALL NO. 05V198 ) INVOLVING CERTAIN MODEL YEARS (MY) 2003-2004 ISUZU ASCENDER, CHEVROLET TRAILBLAZER, GMC ENVOY, OLDSMOBILE BRAVADA AND MY 2004 BUICK RAINER VEHICLES.THE RECALL APPLIES TO VEHICLES BUILT FROM APRIL 2003 THROUGH NOVEMBER 2003 FOR A TOTAL VEHICLE POPULATION OF 286,478.GM REPORTS THE DIRECTIONAL/HAZARD SIGNALS FAILURE IS DUE TO STICKING CONTACTS ON ROUTING RELAYS IN THE FLASHER MODULE.GM WILL REPLACE THE FLASHER MODULE ON ALL INVOLVED VEHICLES.BASED ON GM'S SAFETY RECALL ACTION, THIS INVESTIGATION IS CLOSED.

EA04021 · Brake Lamp Failure

Opened Aug 3, 2004 · Closed Nov 4, 2004

Status: closed (inferred from source dates) · Exterior Lighting:brake Lights

GM STATES THAT SOME BRAKE/TAIL LAMP BULBS CAN PREMATURELY BECOME INOPERATIVE DUE TO MALFUNCTIONING BRAKE/TAIL LAMP SOCKETS.ON MARCH 2, 2004, GM INITIATED A 6-YEAR/72,000 MILE SPECIAL POLICY FOR 989,487 SUBJECT VEHICLES TO INSPECT AND REPLACE THE REAR BRAKE/TAIL LAMP BULB SOCKET ASSEMBLIES.ON APRIL 4, 2004, THE OFFICE OF DEFECTS INVESTIGATION (ODI) OPENED A PRELIMINARY EVALUATION (PE04-032) BASED ON CONSUMER COMPLAINTS ALLEGING BRAKE LIGHTS NOT OPERATING WHEN THE BRAKE PEDAL IS DEPRESSED.ON AUGUST 3, 2004 ODI UPGRADED PE04-032 TO AN ENGINEERING ANALYSIS (EA04-021).BY LETTER DATED OCTOBER 27, 2004 GM NOTIFIED NHTSA THAT IT WILL CONDUCT A SAFETY RECALL (NHTSA # 04V527) COVERING SUBJECT VEHICLES THAT WERE NOT ALREADY REPAIRED UNDER GM'S SPECIAL POLICY.MY 2004 SUBJECT VEHICLES BUILT AFTER AUGUST 8, 2003 CONTAIN IMPROVED BRAKE LAMP ASSEMBLIES AND ARE NOT INCLUDED IN THE RECALL.GM DEALERS WILL INSTALL THE IMPROVED BRAKE LAMP ASSEMBLY ON SUBJECT VEHICLES BUILT ON AUGUST 8, 2003 AND EARLIER.THE ACTION TAKEN BY GM IS SUFFICIENT TO RESOLVE THE ISSUES RAISED BY THIS INVESTIGATION.ACCORDINGLY, THIS INVESTIGATION IS CLOSED.