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2002 Chevrolet Trailblazer Ext

Owner reports · Recalls · Investigations

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Owner complaints by model year

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Counts vary with age, sales and reporting. They are not failure rates.

What owners reported most

All reported categories

Tap a category to read its complaints. One report may name several components.

When problems were reported

Mileage at the reported incident

85 reports with mileage · 15 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.

  • Fuel System, Gasoline. Review the 23 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Power Train. Review the 20 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Electrical System. Review the 14 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

3 crash reports2 fire reports1 injury reports

Latches/locks/linkages complaints

6 reports
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42,000 miles · Jan 10, 2008
Latches/locks/linkages

REAR HATCH (TAILGATE) WINDOW WILL RELEASE WHILE DRIVING WITHOUT WARNING. THIS HAS HAPPENED ON NUMEROUS OCCASIONS. WHEN THIS OCCURS, ALL THE INTERIOR LIGHTS COME ON, WHICH CAN BE QUITE DANGEROUS AT NIGHT. IN ADDITION, ITEMS CAN FALL OUT OF THE UNSECURED REAR HATCH (TAILGATE) WINDOW. I HAVE TRIED LUBRICATING THE MECHANISM, AS WELL…

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REAR HATCH (TAILGATE) WINDOW WILL RELEASE WHILE DRIVING WITHOUT WARNING. THIS HAS HAPPENED ON NUMEROUS OCCASIONS. WHEN THIS OCCURS, ALL THE INTERIOR LIGHTS COME ON, WHICH CAN BE QUITE DANGEROUS AT NIGHT. IN ADDITION, ITEMS CAN FALL OUT OF THE UNSECURED REAR HATCH (TAILGATE) WINDOW. I HAVE TRIED LUBRICATING THE MECHANISM, AS WELL AS CHECKING REGULARLY THAT IT IS SECURED, BUT THERE HAS BEEN NO IMPROVEMENT. *TR

NHTSA ODI #10214394

65,010 miles · Apr 19, 2007
Latches/locks/linkages

APRIL 16, 2007 LEFT REAR DOOR OF 2002 CHEVY TRAILBLAZER EXT FAILED TO LATCH. IF CHILD PASSENGER HAD NOT NOTICED THE DOOR MAY HAVE OPENED DURING DRIVING. VEHICLE WAS BROUGHT TO LOCAL MECHANIC 2 BLOCKS AWAY TO MINIMIZE DRIVE TIME WITH UNLATCHED DOOR. LOCAL MECHANIC FOUND THAT THE DOOR LATCH WAS CORRODED AND NEEDED TO BE REPLACE…

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APRIL 16, 2007 LEFT REAR DOOR OF 2002 CHEVY TRAILBLAZER EXT FAILED TO LATCH. IF CHILD PASSENGER HAD NOT NOTICED THE DOOR MAY HAVE OPENED DURING DRIVING. VEHICLE WAS BROUGHT TO LOCAL MECHANIC 2 BLOCKS AWAY TO MINIMIZE DRIVE TIME WITH UNLATCHED DOOR. LOCAL MECHANIC FOUND THAT THE DOOR LATCH WAS CORRODED AND NEEDED TO BE REPLACED. COST APPROX $155. OWNER SUBSEQUENTLY DISCOVERED THAT THIS WAS THE SAME PROBLEM THAT PROMPTED SAFETY RECALL 05077. OWNER HAD BROUGHT THE VEHICLE TO CHEVROLET DEALER (DEPAULA CHEVROLET, ALBANY NY) IN JULY 2006 AND MINIMAL RECALL REPAIR WAS DONE. ACCORDING TO THE INVOICE DATED 7/17/06 SEALS TO BOTH DOORS WERE INSTALLED. THE INVOICE DOES NOT MENTION IF DOOR LATCHES WERE CLEANED AND LUBRICATED OR THAT LATCHES WERE REPLACED. IT DOES NOT SEEM THAT THE REPAIR THAT WAS DONE WAS ADEQUATE TO PREVENT CORROSION WHICH LEAD TO ULTIMATE FAILURE OF THE LATCH. ON APRIL 19, 2007 3:00 PM OWNER SHOWED DEPAULA SERVICE MANAGER THE FAILED PART. MANAGER SAID THE DEALER COULD DO NOTHING AND REFERRED OWNER TO GM AND PROVIDED 800 NUMBER. APRIL 19, 2007 4:00 PM OWNER CALLED GM RESULTING IN GM REFUSING TO REIMBURSE OWNER FOR REPAIR BECAUSE OWNER DID NOT GO TO AUTHORIZED DEALER FOR REPAIR. AT THE TIME OF INCIDENT THE OWNER DID NOT KNOW THE FAILURE WAS CAUSED BY DAMAGE RELATED TO RECALL. OWNER DID NOT FEEL IT WAS SAFE TO TRAVEL ANY SIGNIFICANT DISTANCE, ESPECIALLY WITH A CHILD PASSENGER, WHICH IS WHY THE VEHICLE WAS BROUGHT TO A LOCAL MECHANIC. OWNER EXPLAINED THAT THE DEALER WAS 20 MILES FROM WHERE INCIDENT OCCURRED AND IT WOULD NOT HAVE BEEN SAFE TO TRAVEL THAT FAR. GM SUGGESTED THAT OWNER SHOULD HAVE HAD THE VEHICLE TOWED TO DEALER, BUT OWNER HAD NO WAY OF KNOWING THAT THE FAULTY LATCH WAS A RECALL ISSUE THAT NEEDED TO BE REPAIRED BY A DEALER. IN ADDITION TO THE REPAIR COST THE OWNER IS CONCERNED THAT THE REMAINING DOOR LATCH MAY ALSO BE COMPROMISED AND FAIL, PUTTING PASSENGERS IN DANGER OF INJURY. PHOTOS OF FAILED PART ARE AVAILABLE. *JB

NHTSA ODI #10188394

Mileage unknown · Apr 14, 2007
Latches/locks/linkages

REAR HATCH AND GLASS GATE BINDING AND WON'T OPEN WITHOUT HITTING THE TOP BODY PANEL AND ROOF. THIS STARTED WAY BACK WHEN THE GLASS HATCH JUST POPS UP BY ITSELF WHILE DRIVING AND WE JUST STOP AND JUST CLOSE IT. WE REALLY DID NOT PAY MUCH ATTENTION TO IT EVEN IF IT KEEPS ON HAPPENING ONCE IN A WHILE, SO NOW THE HATCH WON'T OPEN A…

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REAR HATCH AND GLASS GATE BINDING AND WON'T OPEN WITHOUT HITTING THE TOP BODY PANEL AND ROOF. THIS STARTED WAY BACK WHEN THE GLASS HATCH JUST POPS UP BY ITSELF WHILE DRIVING AND WE JUST STOP AND JUST CLOSE IT. WE REALLY DID NOT PAY MUCH ATTENTION TO IT EVEN IF IT KEEPS ON HAPPENING ONCE IN A WHILE, SO NOW THE HATCH WON'T OPEN AND I BROUGHT IT TO THE DEALER WHERE IT WAS ORIGINALLY BOUGHT,THEY SAID SOMETHING WAS DONE TO IT THAT'S WHY ,AND WHY IT TOOK SO LONG TO COMPLAIN AND WHY IT JUST APPEARED NOW , YES THE GLASS POPS OFF ONCE IN A WHILE SO IT DID NOT WARRANT TO WASTE MY TIME TO BRING IT TO THE DEALER, BUT NOW THAT IT BINDS IT NEEDS TO BE CORRECTED, EVERYTHING IN THERE IS STILL ORIGINAL AS I GOT IT FROM THE DEALER EVEN THE GLASS SECURITY ETCHING AND THEY STILL ACCUSES US OF PROBABLY SOMETHING WAS DONE TO IT. I ASSURE YOU THAT IT'S THE ORIGINAL AND NOTHING WAS DONE TO IT NOR ANY ACCIDENT TO IT. WHEN THEY REMOVED THE SCREWS I NOTICED THAT THE CLIPS HOLDING THE UPPER PLASTIC PANEL POPS OFF AND DOES NOT SEEM TO FIT AND BOWS OUT OF SHAPE , THE RIGHT SIDE PANEL WHERE ONE SCEW S IT TO HOLD THE PANEL POPPED, I NOTICED THAT THE 2 MAIN SUPPORTS HOLDING THE WHOLE LATCH/ GATE IS NOT LEVEL AND BOTH THE INNER SIDES SEEMS TO BE LOWER THAN THE OUTSIDE SO THE CLIPS WON'T CATCH, THEY CALLED FOR AUTHORIZATION FOR THE TOP PANEL BUT WAS DENIED, I THINK ITS THE MAIN ROOF SUPPORT HOLDING THIS WHOLE THING THAT'S BENT OUT OF SHAPE,ITS NOT STRONG ENOUGH TO HOLD THE HEAVY REAR GATE. NOW THEY WANT ME TO PAY $700+ TO REPAIR IT.*AK

NHTSA ODI #10187851

36,000 miles · Aug 12, 2006
Latches/locks/linkages

REAR PASSENGER DOORS WILL NOT OPEN OR WILL NOT LATCH CLOSED. *NM

NHTSA ODI #10165297

Mileage unknown · May 16, 2006
Latches/locks/linkages

DT*: THE CONTACT STATED THE DRIVER'S SIDE REAR DOOR OPENS WHILE DRIVING AT ANY SPEED. AN NHTSA RECALL, #05V494000 WAS PERFORMED ON THE VEHICLE CONCERNING, THE LATCHES/LOCKS/LINKAGES: DOORS: LATCH HOWEVER; THE RECALL DID NOT REMEDY THE PROBLEM. THE DEALERSHIP ONLY REPLACED THE WEATHER STRIPPING ALONG THE TWO REAR DOORS. THE DR…

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DT*: THE CONTACT STATED THE DRIVER'S SIDE REAR DOOR OPENS WHILE DRIVING AT ANY SPEED. AN NHTSA RECALL, #05V494000 WAS PERFORMED ON THE VEHICLE CONCERNING, THE LATCHES/LOCKS/LINKAGES: DOORS: LATCH HOWEVER; THE RECALL DID NOT REMEDY THE PROBLEM. THE DEALERSHIP ONLY REPLACED THE WEATHER STRIPPING ALONG THE TWO REAR DOORS. THE DRIVER'S SIDE REAR DOOR STILL OPENS WHILE DRIVING AT ANY SPEED. THE DEALERSHIP WOULD NOT OFFER TO REPLACE THE INOPERABLE LATCH AS INDICATED IN THE RECALL WITHOUT CHARGE. UPDATED 06/15/06. *JB

NHTSA ODI #10157637

Mileage unknown · Mar 8, 2006
Latches/locks/linkages

BEFORE I GOT THE RECALL NOTICE ON MY TRAILBLAZER THE PROBLEM WITH THE CAR HAPPENED TO ME. MY 3 YEAR OLD GRANDSON FELL OUT THE BACK DOOR WHEN IT UNLATCHED. NO MESSAGE APPEARED ON THE PANEL. MY OTHER GRANDSON YELLED TO LET ME KNOW THAT HE HAD FALLEN OUT. FURTHER ACTION MAY BE TAKEN IN THIS MATTER. *NM

NHTSA ODI #10152220

Official recalls

3

05V494000 · Latches/locks/linkages:doors:latch

Oct 27, 2005

CERTAIN SPORT UTILITY VEHICLES HAVE A REAR SIDE CLOSURE LATCH THAT MAY NOT LATCH OR UNLATCH DUE TO CORROSION CAUSED BY ROAD SPLASH, SUCH AS WATER AND ROAD SALT. THESE VEHICLES WERE ORIGINALLY SOLD IN OR CURRENTLY REGISTERED IN THE FOLLOWING STATES: CONNECTICUT, DELAWARE, ILLINOIS, INDIANA, IOWA, MAINE, MARYLAND, MASSACHUSETTS, MICHIGAN, MINNESOTA, MISSOURI, NEW HAMPSHIRE, NEW JERSEY, NEW YORK, OHIO, PENNSYLVANIA, RHODE ISLAND, VERMONT, WEST VIRGINIA, WISCONSIN, AND THE DISTRICT OF COLUMBIA.

Consequence & remedy

Consequence: IF THE DOOR IS NOT LATCHED PROPERLY AND IT GOES UNNOTICED, IT MAY OPEN WHILE THE VEHICLE IS IN MOTION. IF AN UNBELTED OCCUPANT FELL OUT OF THE VEHICLE, PERSONAL INJURIES COULD OCCUR.

Remedy: DEALERS WILL INSTALL A SEAL ALONG THE LOWER PART OF THE ROCKER PANEL TO PREVENT INTRUSION OF CORROSIVE MATERIAL, AND INSPECT THE REAR SIDE CLOSURE LATCHES. FUNCTIONAL LATCHES WILL BE CLEANED AND LUBRICATED. NON-FUNCTIONING LATCHES WILL BE REPLACED. THE RECALL BEGAN ON FEBRUARY 24, 2006. OWNERS MAY CONTACT CHEVROLET AT 1-800-630-2438, GMC AT 1-866-996-9463, OR ISUZU AT 1-800-255-6727.

04V527000 · Exterior Lighting:brake Lights

Nov 1, 2004

ON CERTAIN SPORT UTILITY VEHICLES, VIBRATION AND HEAT MAY CAUSE THE TAIL LAMP/STOP LAMP BULB TO LOOSEN IN ITS SOCKET. IF THIS OCCURS, THE BULB MAY FLICKER AND EVENTUALLY BECOME INOPERATIVE.

Consequence & remedy

Consequence: AN INOPERATIVE BRAKE LAMP WILL NOT CONVEY THE DRIVER'S INTENTION OF STOPPING TO DRIVERS IN FOLLOWING VEHICLES, AND AN INOPERATIVE REAR TURN SIGNAL LAMP WILL NOT CONVEY THE DRIVER'S INTENTION TO TURN TO DRIVERS IN FOLLOWING VEHICLES. BOTH OF THESE FAILURES CAN INCREASE THE RISK OF A CRASH.

Remedy: DEALERS WILL INSPECT THE TAIL LAMP/STOP LAMP ASSEMBLIES, AND IF NECESSARY, REPLACE THEM. THE RECALL BEGAN ON NOVEMBER 22, 2004. OWNERS SHOULD CONTACT CHEVROLET AT 1-800-630-2438, OLDSMOBILE AT 1-800-630-6537, BUICK AT 1-866-608-8080, OR GMC AT 1-866-996-9463.

04V046000 · Visibility:windshield Wiper/washer

Feb 4, 2004

CERTAIN SPORT UTILITY VEHICLES HAVE WINDSHIELD WIPER SYSTEMS THAT WILL NOT TURN ON, CEASE OPERATION WHILE IN USE, FAIL TO TURN OFF/ON BY THEMSELVES (MOISTURE SENSITIVE WIPER SYSTEM), OR HAVE CONTINUOUS WINDSHIELD WASHER PUMP OPERATION BECAUSE THE PRESENCE OF WATER WITHIN THE WIPER MODULES CAN EITHER CAUSE A SHORT CIRCUIT OR CAN LEAD TO THE CORROSION OF COMPONENTS WITHIN THE MODULE.

Consequence & remedy

Consequence: DEPENDING ON THE OCCURRENCE AND WEATHER SITUATION, DRIVER VISIBILITY COULD BE REDUCED, WHICH COULD RESULT IN A CRASH.

Remedy: DEALERS WILL COVER THE WINDSHIELD WIPER MODULE VENT HOLE WITH A PATCH. ALSO, THE WIPER MOTOR, CIRCUIT BOARD, AND ELECTRICAL CONNECTOR WILL BE INSPECTED TO SIGNS OF WATER INTRUSION AND/OR CORROSION AND BE REPLACED AS REQUIRED. THE RECALL BEGAN JULY 6, 2004. OWNERS SHOULD CONTACT CHEVROLET AT 1-800-630-2438; OLDSMOBILE AT 1-800-630-6537; OR GMC AT 1-866-996-9463.

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

5

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.

PE07014 · Fuel Tank Leak

Opened Mar 13, 2007 · Closed Jun 12, 2007

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

IN JUNE 2007, GM WILL EXPAND ITS SPECIAL POLICY TO ADDRESS FUEL TANK INLET CHECK VALVE (ICV) FRACTURES ON CERTAIN MODEL YEAR (MY) TRAILBLAZER EXT AND GMC ENVOY XL VEHICLES.THE EXPANDED POLICY COVERS MY 2002-2004 TRAILBLAZER EXT, GMC ENVOY XL, AND GMC ENVOY XUV VEHICLES AND WILL EXTEND FOR A PERIOD OF 10 YEARS OR 150,000 MILES (WHICHEVER COMES FIRST).GM WILL PROVIDE FREE REPAIR OF THE FUEL TANK. IT IS SENDING LETTERS TO OWNERS BEGINNING IN JUNE OF 2007.THIS ACTION SUPERSEDES GM'S PREVIOUS 7 YEAR/70,000 MILE SPECIAL POLICY FOR MY 2002 TRAILBLAZER EXT AND ENVOY XL VEHICLES.THE CONDITION IS MOST OFTEN REPORTED AS ILLUMINATION OF THE SERVICE ENGINE SOON (SES) LIGHT.THE VEHICLE'S DIAGNOSTIC SYSTEM DETECTS THE PRESENCE OF A FUEL SYSTEM PRESSURE LEAK AND ILLUMINATES THE SES LIGHT.OTHER OWNERS REPORT SMELLING GASOLINE FUMES. THE ACTION TAKEN BY THE MANUFACTURER IS SUFFICIENT TO RESOLVE THE ISSUES RAISED BY THIS INVESTIGATION.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.

Additional source detail variants (2)

Fuel System, Gasoline:storage:tank Assembly

IN JUNE 2007, GM WILL EXPAND ITS SPECIAL POLICY TO ADDRESS FUEL TANK INLET CHECK VALVE (ICV) FRACTURES ON CERTAIN MODEL YEAR (MY) TRAILBLAZER EXT AND GMC ENVOY XL VEHICLES.THE EXPANDED POLICY COVERS MY 2002-2004 TRAILBLAZER EXT, GMC ENVOY XL, AND GMC ENVOY XUV VEHICLES AND WILL EXTEND FOR A PERIOD OF 10 YEARS OR 150,000 MILES (WHICHEVER COMES FIRST).GM WILL PROVIDE FREE REPAIR OF THE FUEL TANK. IT IS SENDING LETTERS TO OWNERS BEGINNING IN JUNE OF 2007.THIS ACTION SUPERSEDES GM'S PREVIOUS 7 YEAR/70,000 MILE SPECIAL POLICY FOR MY 2002 TRAILBLAZER EXT AND ENVOY XL VEHICLES.THE CONDITION IS MOST OFTEN REPORTED AS ILLUMINATION OF THE SERVICE ENGINE SOON (SES) LIGHT.THE VEHICLE'S DIAGNOSTIC SYSTEM DETECTS THE PRESENCE OF A FUEL SYSTEM PRESSURE LEAK AND ILLUMINATES THE SES LIGHT.OTHER OWNERS REPORT SMELLING GASOLINE FUMES. THE ACTION TAKEN BY THE MANUFACTURER IS SUFFICIENT TO RESOLVE THE ISSUES RAISED BY THIS INVESTIGATION.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.

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

IN JUNE 2007, GM WILL EXPAND ITS SPECIAL POLICY TO ADDRESS FUEL TANK INLET CHECK VALVE (ICV) FRACTURES ON CERTAIN MODEL YEAR (MY) TRAILBLAZER EXT AND GMC ENVOY XL VEHICLES.THE EXPANDED POLICY COVERS MY 2002-2004 TRAILBLAZER EXT, GMC ENVOY XL, AND GMC ENVOY XUV VEHICLES AND WILL EXTEND FOR A PERIOD OF 10 YEARS OR 150,000 MILES (WHICHEVER COMES FIRST).GM WILL PROVIDE FREE REPAIR OF THE FUEL TANK. IT IS SENDING LETTERS TO OWNERS BEGINNING IN JUNE OF 2007.THIS ACTION SUPERSEDES GM'S PREVIOUS 7 YEAR/70,000 MILE SPECIAL POLICY FOR MY 2002 TRAILBLAZER EXT AND ENVOY XL VEHICLES.THE CONDITION IS MOST OFTEN REPORTED AS ILLUMINATION OF THE SERVICE ENGINE SOON (SES) LIGHT.THE VEHICLE'S DIAGNOSTIC SYSTEM DETECTS THE PRESENCE OF A FUEL SYSTEM PRESSURE LEAK AND ILLUMINATES THE SES LIGHT.OTHER OWNERS REPORT SMELLING GASOLINE FUMES. THE ACTION TAKEN BY THE MANUFACTURER IS SUFFICIENT TO RESOLVE THE ISSUES RAISED BY THIS INVESTIGATION.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.

PE07013 · Fuel Pump Module Leaks Gasoline

Opened Mar 12, 2007 · Closed Jul 10, 2007

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

ODI HAS RECEIVED REPORTS THAT THE FUEL PUMP MODULE LEAKS FUEL AND OR VAPOR UNDERNEATH THE VEHICLE.GM STATES, THE FAILURE MECHANISM IS CORROSION OF THE FUEL PUMP MODULE FLANGE WHICH MAY LEAD TO A FUEL LEAK.CORROSION OF THE FUEL PUMP MODULE FLANGE IS THE RESULT OF THE VEHICLE OPERATING IN A CORROSIVE ENVIRONMENT.ODI HAS UPGRADED THIS PE TO ENGINEERING ANALYSIS (EA07-009) TO FURTHER ASSESS THIS ISSUE.

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.