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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

What owners actually said

367 reports
89,000 miles · Apr 24, 2014
Engine

TL* THE CONTACT OWNS A 2004 GMC ENVOY. THE CONTACT STATED WHILE DRIVING APPROXIMATELY 30 MPH, THE VEHICLE STALLED WITHOUT WARNING AND THE SERVICE ENGINE LIGHT ILLUMINATED. THE VEHICLE WAS NOT TAKEN TO A DEALER. THE MANUFACTURER WAS NOT NOTIFIED OF THE PROBLEM. THE VIN WAS NOT AVAILABLE. THE APPROXIMATE FAILURE MILEAGE WAS 89,0…

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TL* THE CONTACT OWNS A 2004 GMC ENVOY. THE CONTACT STATED WHILE DRIVING APPROXIMATELY 30 MPH, THE VEHICLE STALLED WITHOUT WARNING AND THE SERVICE ENGINE LIGHT ILLUMINATED. THE VEHICLE WAS NOT TAKEN TO A DEALER. THE MANUFACTURER WAS NOT NOTIFIED OF THE PROBLEM. THE VIN WAS NOT AVAILABLE. THE APPROXIMATE FAILURE MILEAGE WAS 89,000.

NHTSA ODI #10584648

Mileage unknown · Apr 11, 2014
Fuel System, Gasoline

GMC HAS REFUSED TO REPAIR/REPLACE A FAULTY FUEL TANK. INSTEAD GMC HAS ASKED THAT I PAY FOR THE REPAIR $1567.00. APPARENTLY, SEVERAL GMC ENVOY OWNERS HAVE COMPLAINED ABOUT CRACKS IN THE FUEL TANK. GMC HAS DETERMINED UNLESS THE CRACK OCCURRED WITHIN 36,000 MILES OF PURCHASING THE CAR, IT IS THE OWNERS RESPONSIBILITY TO FIX THE VEH…

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GMC HAS REFUSED TO REPAIR/REPLACE A FAULTY FUEL TANK. INSTEAD GMC HAS ASKED THAT I PAY FOR THE REPAIR $1567.00. APPARENTLY, SEVERAL GMC ENVOY OWNERS HAVE COMPLAINED ABOUT CRACKS IN THE FUEL TANK. GMC HAS DETERMINED UNLESS THE CRACK OCCURRED WITHIN 36,000 MILES OF PURCHASING THE CAR, IT IS THE OWNERS RESPONSIBILITY TO FIX THE VEHICLE. MY VEHICLE HAS BEEN RULED UNSAFE TO DRIVE BY A GMC TECHNICIAN. MY CHILDREN ARE RIDING IN A VEHICLE THAT WAS FAULTY FROM THE DATE OF PURCHASE. I AM SO DISAPPOINTED IN GMC. *JS

NHTSA ODI #10579228

80,000 miles · Apr 1, 2014
Engine

MY GMC ENVOY STALLS OUT WHEN I STOP AT TRAFFIC LIGHTS. I THEN HAVE TO PUT IT IN PARK TO RESTART THE VEHICLE. ALTHOUGH TEST METERS/EQUIPMENT HAVE BEEN USED TO FIND THE CAUSE FOR THE UNEXPLAINED STALL IS STILL UNKNOWN.THIS HAPPENS APX. ONCE EVERY (2) MONTHS. WHEN THE ENGINE STALLS OUT THE "CHECK ENGINE LIGHT" COMES ON AND LAST …

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MY GMC ENVOY STALLS OUT WHEN I STOP AT TRAFFIC LIGHTS. I THEN HAVE TO PUT IT IN PARK TO RESTART THE VEHICLE. ALTHOUGH TEST METERS/EQUIPMENT HAVE BEEN USED TO FIND THE CAUSE FOR THE UNEXPLAINED STALL IS STILL UNKNOWN.THIS HAPPENS APX. ONCE EVERY (2) MONTHS. WHEN THE ENGINE STALLS OUT THE "CHECK ENGINE LIGHT" COMES ON AND LAST MONTH THE " REDUCED ENGINE POWER" LIGHT ALSO CAME ON AND THE ENVOY WOULD ONLY MOVE AT 3 TO 4 MPH. *TR

NHTSA ODI #10576218

Mileage unknown · Mar 27, 2014
Electrical System

TL* THE CONTACT OWNS A 2004 GMC ENVOY. THE CONTACT STATED THAT THE SPEEDOMETER FAILED TO FUNCTION. THE VEHICLE WAS TAKEN TO A PRIVATE MECHANIC WHERE IT WAS FOUND THAT THE INSTRUMENT CLUSTER NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS CONTACTED ABOUT THE FAILURE. THE FAILURE MILEAGE WAS NOT AVAILABLE…

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TL* THE CONTACT OWNS A 2004 GMC ENVOY. THE CONTACT STATED THAT THE SPEEDOMETER FAILED TO FUNCTION. THE VEHICLE WAS TAKEN TO A PRIVATE MECHANIC WHERE IT WAS FOUND THAT THE INSTRUMENT CLUSTER NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS CONTACTED ABOUT THE FAILURE. THE FAILURE MILEAGE WAS NOT AVAILABLE.

NHTSA ODI #10575237

90,000 miles · Mar 24, 2014
StructureVisibilityInjury

TL* THE CONTACT OWNS A 2004 GMC ENVOY. THE CONTACT STATED THAT WHILE OPENING THE REAR LIFT GATE GLASS, THE GLASS SHATTERED. THE VEHICLE WAS NOT TAKEN TO A DEALER. THE MANUFACTURER WAS NOTIFIED OF THE PROBLEM. THE APPROXIMATE FAILURE MILEAGE WAS 90,000. UPDATED 7/30/14*CN THE CONSUMER SUFFERED A CUT ON HER FACE, THE PAL…

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TL* THE CONTACT OWNS A 2004 GMC ENVOY. THE CONTACT STATED THAT WHILE OPENING THE REAR LIFT GATE GLASS, THE GLASS SHATTERED. THE VEHICLE WAS NOT TAKEN TO A DEALER. THE MANUFACTURER WAS NOTIFIED OF THE PROBLEM. THE APPROXIMATE FAILURE MILEAGE WAS 90,000. UPDATED 7/30/14*CN THE CONSUMER SUFFERED A CUT ON HER FACE, THE PALM OF HER HAND AND FINGER. UPDATED 08/05/14

NHTSA ODI #10574444

160,000 miles · Mar 17, 2014
Electrical System

I HAVE BEEN HAVING AN INTERMITTENT ISSUE WITH MY SPEEDOMETER NOT SHOWING THE CORRECT SPEED FOR THE PAST COUPLE OF YEARS AND HAS BEEN GETTING WORSE FOR QUITE SOME TIME. IT HAS NOW REACHED A POINT TO WHERE THE SPEEDOMETER DOES NOT WORK, OIL PRESSURE GAUGE DOES NOT WORK, ENGINE LIGHT STAYS ONE AND THE TACH ONLY WORKS ONCE IN A WHI…

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I HAVE BEEN HAVING AN INTERMITTENT ISSUE WITH MY SPEEDOMETER NOT SHOWING THE CORRECT SPEED FOR THE PAST COUPLE OF YEARS AND HAS BEEN GETTING WORSE FOR QUITE SOME TIME. IT HAS NOW REACHED A POINT TO WHERE THE SPEEDOMETER DOES NOT WORK, OIL PRESSURE GAUGE DOES NOT WORK, ENGINE LIGHT STAYS ONE AND THE TACH ONLY WORKS ONCE IN A WHILE. I ACTUALLY KNOW THREE PEOPLE WITHIN THE MY PLACE OF EMPLOYMENT THAT HAVE THE SAME VEHICLE RANGING FROM A 2003 TO A 2005 THAT HAVE THE EXACT SAME ISSUES WITH THEIR INSTRUMENT PANELS. OF COURSE, THE DEALERSHIP SAYS THAT THERE IS NO RECALL RELATED TO THIS ISSUE BUT THEY WOULD BE HAPPY TO REPLACE THE IP (ALMOST $700) TO SEE IF THAT CORRECTS THE ISSUE. I ALSO KNOW OF A COUPLE OF DIFFERENT WEBSITES WHERE YOU CAN SEND THE PANEL OFF AND THEY WILL REPLACE ALL OF THE BULBS AND MOTORS FOR LESS $100. IT IS A SHAME THAT GM WOULD CHARGE OVER 7 TIMES THAT AMOUNT FOR AN ISSUE THAT IS THIS WIDE SPREAD. I HAVE DRIVEN GM MODEL CARS FOR OVER 20 YEARS AND THE ENGINES SEEM TO BE GOOD BUT THE INTERIOR ISSUES ARE AT A POINT THAT I AM TIRED OF DEALING WITH THEM. I GUESS THAT IT IS TIME TO LOOK TO TAKE ME BUSINESS TO A DIFFERENT CAR MANUFACTURER AND THAT IS A SHAME. *TR

NHTSA ODI #10572849

140,425 miles · Mar 15, 2014
Electrical System

THE INSTRUMENT PANEL CLUSTER ON MY GMC ENVOY 2004 IS DEFECTIVE AS IT IS ON A MULTITUDE OF OTHER GM MODELS BETWEEN 2003 AND 2005. ONE OF THE CONSEQUENCES IS THAT THE SPEEDOMETER WILL NOT WORK OR WILL REPORT A FAULTY READING WHILE OPERATING THE VEHICLE. THIS IS AN UNSAFE DRIVING CONDITION AND FOR SOME REASON GM HAS NOT YET ISSUED …

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THE INSTRUMENT PANEL CLUSTER ON MY GMC ENVOY 2004 IS DEFECTIVE AS IT IS ON A MULTITUDE OF OTHER GM MODELS BETWEEN 2003 AND 2005. ONE OF THE CONSEQUENCES IS THAT THE SPEEDOMETER WILL NOT WORK OR WILL REPORT A FAULTY READING WHILE OPERATING THE VEHICLE. THIS IS AN UNSAFE DRIVING CONDITION AND FOR SOME REASON GM HAS NOT YET ISSUED A RECALL ON THIS PROBLEM FOR GMC ENVOYS OF THE YEAR 2004 EVEN THOUGH OTHER YEARS OF THIS MODEL AND OTHER MODELS OF GM VEHICLES HAVE BEEN RECALLED FOR THIS EXACT ISSUE. PLEASE HELP GM DO THE RIGHT THING BY IT'S ENVOY OWNERS. WE HAVE CERTAINLY BAILED THEM OUT ENOUGH. THERE IS ANOTHER POTENTIALLY DEADLY CONSEQUENCE OF THIS ISSUE. IF ONE WERE TO BE DRIVING THE VEHICLE AT 60MPH USING CRUISE CONTROL AND THE SPEEDOMETER WERE TO ALL OF A SUDDEN PEG ITSELF TO 20MPH, THERE WOULD BE A SUDDEN AND ABRUPT ACCELERATION AS THE COMPUTER IN THE CAR ATTEMPTED TO REGAIN 60MPH EVEN THOUGH THE VEHICLE WAS ALREADY AT THAT SPEED. THANK YOU FOR YOUR TIME AND ATTENTION TO THIS DANGEROUS SPEED CONTROL ISSUE.. [XXX] INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR

NHTSA ODI #10572543

125,000 miles · Feb 24, 2014
Fuel System, Gasoline

MY SERVICE LIGHT CAME ON DURING THE SUMMER OF 2013 AND DIAGNOSTICS WERE COMPLETED STATING THAT THERE WAS A PRESSURE ISSUE, THEN LATER IN THE FALL, NOTICED FUEL SMELL AT TIME OF FUELING. TOOK CAR TO SHOP TO GET CHECKED, SHOP OWNER FOUND RECALL FOR INJURIES DEMONSTRATED IN MY FUEL SYSTEM. MOVED CAR TO GMC DEALER FOR OFFICIAL DIA…

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MY SERVICE LIGHT CAME ON DURING THE SUMMER OF 2013 AND DIAGNOSTICS WERE COMPLETED STATING THAT THERE WAS A PRESSURE ISSUE, THEN LATER IN THE FALL, NOTICED FUEL SMELL AT TIME OF FUELING. TOOK CAR TO SHOP TO GET CHECKED, SHOP OWNER FOUND RECALL FOR INJURIES DEMONSTRATED IN MY FUEL SYSTEM. MOVED CAR TO GMC DEALER FOR OFFICIAL DIAGNOSTICS, THEY STATED THAT MY CAR WAS ACTUALLY A 2003, SINCE IT WAS SOLD IN DEC OF THAT YEAR AND WOULD NOT BE ELIGIBLE. I THEN FOUND A RECALL NOTICE PUBLISHED IN 2007 THAT INCLUDED 2002 AND 2003 VEHICLES WITH THE INITIAL RECALL. GMC TOLD ME THAT THEY DID NOT HAVE TO COVER WARRANTY BECAUSE IT WAS A VOLUNTARY RECALL(THEY COULD NOT EXPLAIN IN A SATISFACTORY WAY HOW THIS AFFECTED ME AS A CONSUMER). THE NHTSA ACTION # IS PE07014. AT THE TIME OF THE SYMPTOMS, MY CAR HAD LESS THAN 130,000 MILES ON IT (AS IT HAS JUST 130 K ON IT NOW) AND WAS JUST UNDER 10 YEARS OLD. *TR

NHTSA ODI #10565640

83,661 miles · Feb 3, 2014
Electrical SystemFuel System, Gasoline

I HAVE HAD AN OVERWHELMING SMELL OF GASOLINE FOR WEEKS AND MY SPEEDOMETER WAS ONLY WORKING INTERMITTENTLY. I TOOK MY CAR TO AN AUTO STORE AND HAD THEM PUT IT ON THE COMPUTER THE CODE READ SMALL EVAP LEAK SO I BOUGHT A NEW GAS CAP TO ATTEMPT TO RESOLVE THE ISSUE. THAT DIDN'T WORK SO I TOOK MY CAR TO THE MECHANIC FOR IT TO BE CHE…

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I HAVE HAD AN OVERWHELMING SMELL OF GASOLINE FOR WEEKS AND MY SPEEDOMETER WAS ONLY WORKING INTERMITTENTLY. I TOOK MY CAR TO AN AUTO STORE AND HAD THEM PUT IT ON THE COMPUTER THE CODE READ SMALL EVAP LEAK SO I BOUGHT A NEW GAS CAP TO ATTEMPT TO RESOLVE THE ISSUE. THAT DIDN'T WORK SO I TOOK MY CAR TO THE MECHANIC FOR IT TO BE CHECKED OUT AS MY CHECK ENGINE LIGHT CAME BACK ON. ON THE FIRST VISIT HE SCANNED THE COMPUTER AND CODES READ PO 442 & 445 ? SMALL/LARGE EMISSION LEAK, HE CHECKED ALL COMPONENTS AND COULD FIND NOTHING. I TOOK MY CAR BACK AS THE SPEEDOMETER ISSUE WAS GETTING WORSE AND THE GAS SMELL WAS STILL PRESENT THE SAME CODE CAME UP FOR THE EMISSION/EVAP LEAK AND STILL NOTHING FOR THE SPEEDOMETER ISSUE. HE THEN DID A SMOKE TEST AND FOUND THAT THERE WAS A CRACK IN THE FILLER NECK OF THE PLASTIC GAS TANK THAT CANNOT BE REPAIRED AND MUST BE REPLACED. HE REPLACED THE SPEEDOMETER SENDER WHICH STILL DID NOT FIX THE ISSUE. AFTER MUCH RESEARCH I HAVE FOUND BOTH OF THESE ISSUES TO BE A SERIOUS PROBLEM WITH OTHER ENVOY OWNERS. I WOULD LIKE TO KNOW WHY THERE HAS NOT BEEN A RECALL ON THESE PARTS AND WHY GMC IS LEAVING THE COST OF REPAIRS UP TO THE OWNERS. THESE ARE MANUFACTURE??S DEFECTS. THIS IS SUPPOSED TO BE A REPUTABLE COMPANY. I HAVE CALLED INTO GMC SUPPORT AND THEY AS WELL AS STAFF AT A GMC DEALERSHIP STATED THAT THIS WAS THE SAME ISSUE AS WAS STATED IN A RECALL BUT MY VIN NUMBER WASN'T INCLUDED SO NO FINANCIAL HELP WAS GIVEN. $1,215.29 LATER I HAVE A NEW GAS TANK AND MY SPEEDOMETER STILL DOES NOT WORK. THIS IS RIDICULOUS... TAKE OWNERSHIP FOR YOUR PRODUCT MALFUNCTIONS!!! HOW MANY COMPLAINTS DOES THERE NEED TO BE BEFORE A RECALL IS ISSUED ON THESE VEHICLE ISSUES? *TR

NHTSA ODI #10562790

125,890 miles · Jan 1, 2014
Visibility/wiper

SIMPLY DRIVING DOWN A SMOOTH ROAD, NO BUMPS, AND REAR HATCH GLASS SHATTERED. I'VE READ HUNDREDS OF COMPLAINTS ABOUT THIS HAPPENING TO OTHER PEOPLE'S ENVOYS. AT FIRST I THOUGHT SOMEBODY SHOT OUT MY WINDOW BECAUSE WHO HAS EVER HEARD OF A WINDOW JUST EXPLODING FOR NO REASON. WELL, APPARENTLY GMC FOUND A WAY TO MAKE WINDOWS, "JUST E…

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SIMPLY DRIVING DOWN A SMOOTH ROAD, NO BUMPS, AND REAR HATCH GLASS SHATTERED. I'VE READ HUNDREDS OF COMPLAINTS ABOUT THIS HAPPENING TO OTHER PEOPLE'S ENVOYS. AT FIRST I THOUGHT SOMEBODY SHOT OUT MY WINDOW BECAUSE WHO HAS EVER HEARD OF A WINDOW JUST EXPLODING FOR NO REASON. WELL, APPARENTLY GMC FOUND A WAY TO MAKE WINDOWS, "JUST EXPLODE", AND THEN WEASELS THEIR WAY OUT OF PAYING TO FIX THIS EMBARRASSMENT OF AMERICAN ENGINEERING. FROM WHAT I'VE READ GMC HAS REFUSED ALL CASES COMPENSATION FOR THIS PROBLEM, SO I CAME HERE TO VOICE MY FRUSTRATION BECAUSE I DON'T HAVE $795 TO FIX MY TRUCK. I AM WONDERING IF THIS PROBLEM SHOULD BE CONSIDERED FOR A CLASS ACTION LAWSUIT. MY 1999 VW JETTA WAS PART OF A CLASS ACTION LAWSUIT BECAUSE THE GROUND EFFECT TRIM WOULD GET CAUGHT ON PARKING BLOCKS AND CAUSE DAMAGE, BUT THIS WINDOW EXPLODING IS A MUCH MORE SERIOUS PROBLEM. SO I WILL CALL GMC ON JAN.2 WHEN OFFICES OPEN BACK UP, AND DEPENDING ON HOW THAT GOES I MIGHT CALL UP A BUDDY WHO PRACTICES LAW TO SEE WHAT THE CHANCES ARE FOR A CLASS ACTION SUIT. *TR

NHTSA ODI #10558069

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.