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2003 Chevrolet Trailblazer Ext

Owner reports · Recalls · Investigations

Limited comparison data

There is not enough comparable history to draw a useful model-year comparison.

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When problems were reported

Mileage at the reported incident

261 reports with mileage · 52 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 80 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Electrical System. Review the 77 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Power Train. Review the 49 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

7 crash reports6 fire reports9 injury reports

Latches/locks/linkages complaints

13 reports
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Mileage unknown · May 7, 2011
Latches/locks/linkagesUnknown Or Other

WHILE CHANGING LANES ON THE FREEWAY, MY TAILGATE WINDOW SHATTERED ON MY 2003 CHEVY TRAILBLAZER EXT. THERE WERE NO WARNING SIGNS OF THIS EVENT. THERE WERE NO CHIPS IN THE GLASS, THE ROAD WAS SMOOTH. SINCE THE GLASS HAS SHATTERED THE TAILGATE LOCK MECHANISM IS NOW MALFUNCTIONING AS WELL. *TR

NHTSA ODI #10399409

159,000 miles · Jun 10, 2010
Latches/locks/linkages

REAR DRIVER SIDE DOOR WOULD NOT LATCH. NO INDICATION THAT DOOR WAS OPENED. I HAVE FILED A COMPLAINT (ODI 10335683) ABOUT THE PASSENGER DOOR THAT I REPAIRED PREVIOUSLY. THIS WAS THE EXACT ISSUE FOR RECALL 05007. THE VEHICLE WAS BROUGHT IN SPRING 2006. OBVIOUSLY G.M.S "FIX" IS NOT WORKING. LUCKILY THIS TIME THE VEHICLE WAS IN MY…

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REAR DRIVER SIDE DOOR WOULD NOT LATCH. NO INDICATION THAT DOOR WAS OPENED. I HAVE FILED A COMPLAINT (ODI 10335683) ABOUT THE PASSENGER DOOR THAT I REPAIRED PREVIOUSLY. THIS WAS THE EXACT ISSUE FOR RECALL 05007. THE VEHICLE WAS BROUGHT IN SPRING 2006. OBVIOUSLY G.M.S "FIX" IS NOT WORKING. LUCKILY THIS TIME THE VEHICLE WAS IN MY DRIVEWAY. *TR

NHTSA ODI #10335688

140,000 miles · Jun 10, 2010
Latches/locks/linkages

MY REAR PASSENGER DOOR OPENED WHILE I WAS DRIVING. THE CAR WAS RECALLED IN 2006 TO SUPPOSEDLY FIX THIS PROBLEM. WE BROUGHT IT IN THE SPRING OF 2006 AS PER THE RECALL. IF MY 9 YEAR OLD DAUGHTER WAS NOT BUCKLED IN SHE WOULD HAVE FALLEN OUT OF THE VEHICLE. THE RECALL WAS 05007. *TR

NHTSA ODI #10335683

89,500 miles · Mar 2, 2010
Exterior LightingLatches/locks/linkagesSuspension

PURCHASED A 2003 CHEVY TRAILBLAZER-EXT LT IN DEC 2002 FROM THE DEALER, TEAM CHEVROLET IN PASADENA. SINCE PURCHASING THE VEHICLE, THERE'S BEEN SEVERAL RECALLS, ONE IN PARTICULAR THAT KEEPS RECURRING ARE THE BRAKE LIGHTS KEEP BURNING, THE DEALER CHANGED BOTH UNITS BUT IT KEEPS BURNING OUT. I GOT TIRED OF TAKING IT TO THE DEALER,…

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PURCHASED A 2003 CHEVY TRAILBLAZER-EXT LT IN DEC 2002 FROM THE DEALER, TEAM CHEVROLET IN PASADENA. SINCE PURCHASING THE VEHICLE, THERE'S BEEN SEVERAL RECALLS, ONE IN PARTICULAR THAT KEEPS RECURRING ARE THE BRAKE LIGHTS KEEP BURNING, THE DEALER CHANGED BOTH UNITS BUT IT KEEPS BURNING OUT. I GOT TIRED OF TAKING IT TO THE DEALER, SO I PURCHASED NEW BULBS AND LOOKED INTO REPLACING THEM MYSELF. HOWEVER WHEN I UNSCREWED THE BULB, I NOTICED THE BULB JUST DIDN'T BURN NORMALLY (LIKE A HOME LAMP) IT LOOKED MORE OF AN ELECTRICAL ISSUE, THE LINING OF WHERE THE BULB IS SCREWED IN LOOKED LIKE IT HAD WHITE RESIDUE AND IT SMELLED SMOKY. ALSO, DON'T KNOW IF ITS THE SHOCKS OR SUSPENSION,MAKES ODD NOISES. DEALER SAID ITS FINE, BUT THE NOISE IS STILL THERE.SHORLY AFTER MY ENGINE LIGHT TURNED ON...THE DEALER COULD NOT FIGURE WHAT WAS WRONG AFTER A 2 TO 3 WEEK AND COSTLY EXPENSE AND TIME...THEY SWITCHED OUT THE GAS TANK...COME TO FIND OUT, THAT WASN'T THE PROBLEM, THE ENGINE LIGHT TURNED ON AGAIN, THEY SAID ONE OF THE PISTONS NEEDED REPLACING...$$$ THAT WAS A BIG EXPENSE AND TIME CONSUMING... EVERYTIME I TOOK IT TO THEM IT, SOMETHING WAS FIXED, THEY CHARGE, I PAY, AND THE ENGINE LIGHT WOULD TURN ON, IT GOT FRUSTRATING. TILL, THEY FINALLY GOT IT RIGHT. NOW MY CAR SOUNDS HORRIBLE (SHOCKS/SUSPENSION NOISE GOT WORSE) WHEN I GO OVER CITY BUMPS OR DRIVING EVEN SMALL LIKE HILLS, AND MIND YOU,WHICH IS DRIVEN BY MYSELF (FEMALE 124LBS) IT SHOULDN'T SQUEAK OR MAKE NOISES, THE BRAKES PEDAL MAKES A NOISE WHEN I PLACE MY FOOT ON IT....YES IT HAS 90K MILES AND IT'S AN 8 YEAR OLD CAR, BUT I KEPT UP WITH THE MAINTENANCES, I'VE TAKEN IT TO THE SAME DEALER SINCE IT WAS PURCHASED, ONLY DRIVE IT TO AND FROM WORK....THE CAR IS IN GOOD CONDITION, NO HIT/SCRATCHES/NO TEARS.... I CAN'T EXPLAIN WHY.... ARE THERE ANY OTHER RECALLS, THE DEALER ISN'T AWARE OF??? FOR INSTANCE THEY WERE NOT AWARE OF THE GAS TANK RECALL..WHICH THEY WERE CHARGING ME OVER $1200 TO REPAIR, HOW CAN I TRUST THEY ARE DOING THEIR JOB? *TR

NHTSA ODI #10315703

52,000 miles · Sep 28, 2009
Latches/locks/linkages

TL*THE CONTACT OWNS A 2003 CHEVROLET TRAILBLAZER EXT. RECALL# 05V494000 (LATCHES/LOCKS/ LINKAGES:DOORS:LATCH).) WHILE DRIVING 15 MPH, AFTER THE VEHICLE WAS REPAIRED THE REAR PASSENGER DOOR UN-LATCHED. HE WAS ABLE TO SECURE THE DOOR WITH A BUNGEE CORD. THE VEHICLE WAS TAKEN TO THE DEALER FOR INSPECTION AND THE TECHNICIAN REPLACE…

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TL*THE CONTACT OWNS A 2003 CHEVROLET TRAILBLAZER EXT. RECALL# 05V494000 (LATCHES/LOCKS/ LINKAGES:DOORS:LATCH).) WHILE DRIVING 15 MPH, AFTER THE VEHICLE WAS REPAIRED THE REAR PASSENGER DOOR UN-LATCHED. HE WAS ABLE TO SECURE THE DOOR WITH A BUNGEE CORD. THE VEHICLE WAS TAKEN TO THE DEALER FOR INSPECTION AND THE TECHNICIAN REPLACED THE ELECTRICAL LATCH SYSTEM AT AN EXPENSE OF $800.00. THE FAILURE MILEAGE WAS 52,000. THE CURRENT MILEAGE WAS 60,000. UPDATED 11/04/09.*LJ THE CONSUMER STATED BOTH DOORS FLEW OPEN. THE CONSUMER STATED THE LATCH SYSTEM WAS NOT REPLACED AND BOTH DOORS HAD TO BE TIED SHUT. GM WANTED THE CONSUMER TO PAY $100 SO THE DEALER COULD TELL THEM WHAT THE PROBLEM WAS, AND THEN THEY WOULD CONSIDER PAYING FOR THE PART. UPDATED 11/05/09

NHTSA ODI #10285535

113,000 miles · Jun 23, 2009
Latches/locks/linkages

TL*THE CONTACT OWNS A 2003 CHEVROLET TRAILBLAZER EXT. THE VEHICLE WAS REPAIRED ACCORDING TO A RECALL, BUT THE FAILURE HAS RECURRED. THE CONTACT STATED THAT THE DOORS CLOSE AND OPEN INTERMITTENTLY. IN ADDITION, THE LATCH DOES NOT LOCK PROPERLY ON THE REAR PASSENGER AND DRIVER'S SIDE DOORS, LEAVING THEM TO REMAIN UNSECURED. SH…

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TL*THE CONTACT OWNS A 2003 CHEVROLET TRAILBLAZER EXT. THE VEHICLE WAS REPAIRED ACCORDING TO A RECALL, BUT THE FAILURE HAS RECURRED. THE CONTACT STATED THAT THE DOORS CLOSE AND OPEN INTERMITTENTLY. IN ADDITION, THE LATCH DOES NOT LOCK PROPERLY ON THE REAR PASSENGER AND DRIVER'S SIDE DOORS, LEAVING THEM TO REMAIN UNSECURED. SHE PLACED HER SON IN THE CHILD SEAT AND CLOSED THE DOOR, BUT IT REMAINED OPEN. THE CONTACT HAD TO PUSH THE DOOR CLOSED SEVERAL TIMES. FOUR MONTHS LATER, THE FAILURE OCCURRED WITH THE OTHER DOOR. THE DEALER AND MANUFACTURER STATED THAT THEY COULD NOT ASSIST. THE NHTSA CAMPAIGN ID NUMBER WAS UNKNOWN. THE FAILURE MILEAGE WAS 113,000 AND CURRENT MILEAGE WAS 120,000.

NHTSA ODI #10274733

70,000 miles · Feb 2, 2009
Latches/locks/linkages

THREE OF THE FOUR DOOR LATCHING MECHANISMS HAD TO BE REPLACED IN THIS TRUCK. THE DOORS WOULD LOOK LIKE THEY CLOSED BUT THEY WOULD OPEN AS YOU TURNED A CORNER. THIS OCCURRED TWICE WHEN I HAD MY KIDS IN THE TRUCK, FIRST ON THE PASSENGER LEFT SIDE THEN A FEW MONTHS LATER THE PASSENGER RIGHT SIDE. I AM GLAD GM DIDN'T SCREW UP THE SE…

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THREE OF THE FOUR DOOR LATCHING MECHANISMS HAD TO BE REPLACED IN THIS TRUCK. THE DOORS WOULD LOOK LIKE THEY CLOSED BUT THEY WOULD OPEN AS YOU TURNED A CORNER. THIS OCCURRED TWICE WHEN I HAD MY KIDS IN THE TRUCK, FIRST ON THE PASSENGER LEFT SIDE THEN A FEW MONTHS LATER THE PASSENGER RIGHT SIDE. I AM GLAD GM DIDN'T SCREW UP THE SEAL BELTS TOO. THIS IS DANGEROUS. *TR

NHTSA ODI #10257230

80,000 miles · Jun 11, 2008
Latches/locks/linkages

TL*THE CONTACT OWNS A 2003 CHEVROLET TRAILBLAZER EXT. WHEN THE CONTACT PULLED AWAY FROM A STOP SIGN AND MADE A RIGHT TURN, THE DRIVER'S SIDE DOOR OPENED ON ITS OWN. AS A RESULT, ANOTHER VEHICLE ALMOST STRUCK THE DOOR. THE CONTACT COULD NOT CLOSE THE DOOR RIGHT AWAY BECAUSE HE ONLY HAS ONE ARM; THEREFORE, THE DOOR REMAINED OPE…

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TL*THE CONTACT OWNS A 2003 CHEVROLET TRAILBLAZER EXT. WHEN THE CONTACT PULLED AWAY FROM A STOP SIGN AND MADE A RIGHT TURN, THE DRIVER'S SIDE DOOR OPENED ON ITS OWN. AS A RESULT, ANOTHER VEHICLE ALMOST STRUCK THE DOOR. THE CONTACT COULD NOT CLOSE THE DOOR RIGHT AWAY BECAUSE HE ONLY HAS ONE ARM; THEREFORE, THE DOOR REMAINED OPEN FOR APPROXIMATELY 500 FEET. THE CONTACT HAD TO SECURE THE DOOR WITH A BUNGEE CORD. HE TOOK THE VEHICLE TO THE DEALER FOR A DIAGNOSTIC AND WAS CHARGED $105. HE WAS THEN INFORMED THAT THE REPAIR WOULD COST $600. BECAUSE HE IS ON DISABILITY, HE CANNOT AFFORD TO PAY FOR THE REPAIRS. THE FAILURE AFFECTS 3 OUT OF THE 4 DOORS ON THE VEHICLE WHEN MAKING RIGHT TURNS. THE FRONT AND REAR DRIVER SIDE DOORS OPEN AND, WHEN MAKING LEFT TURNS, THE REAR PASSENGER DOOR OPENS AS WELL. THE CURRENT MILEAGE WAS 83,000 AND FAILURE MILEAGE WAS 80,000. UPDATED 07/07/08. *LJ THE DEALER REPLACED THE DOOR ACTUATORS. UPDATED *JB

NHTSA ODI #10230734

35,201 miles · Mar 20, 2006
Latches/locks/linkages

LEFT REAR DOOR OPENED WHILE MAKING A RIGHT HAND TURN, DOOR FAILED TO LATCH IN CLOSED POSITION AFTER OPENING. 2003 TRAILBLAZER EXT. *JB

NHTSA ODI #10153148

30,000 miles · Mar 8, 2006
Latches/locks/linkages

I HAVE A 2003 CHEVY TRAIL BLAZER EXT. I HAVE HAD 4 RECALLS ON THIS VEHICLE AND WAS WATCHING THE LOCAL NEWS AND HEARD OF THE 5TH...REAR GLASS HATCH WINDOW OPENS WHEN CAR IS IN MOTION EVEN TELLS ME SO ON MY DASH. CALLED GM TO SEE IF THERE WAS A RECALL SENT OUT , TECH SAID NOTHING LISTED . ACCORDING TO THE NEWS REPORT THIS INFO CAM…

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I HAVE A 2003 CHEVY TRAIL BLAZER EXT. I HAVE HAD 4 RECALLS ON THIS VEHICLE AND WAS WATCHING THE LOCAL NEWS AND HEARD OF THE 5TH...REAR GLASS HATCH WINDOW OPENS WHEN CAR IS IN MOTION EVEN TELLS ME SO ON MY DASH. CALLED GM TO SEE IF THERE WAS A RECALL SENT OUT , TECH SAID NOTHING LISTED . ACCORDING TO THE NEWS REPORT THIS INFO CAME FROM GM . I FEEL THIS IS A SERIOUS PROBLEM AND WOULD LIKE TO HAVE IT RESOLVED. *NM

NHTSA ODI #10152233

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

6

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.

PE04001 · Fuel Spillage During Refueling

Opened Jan 5, 2004 · Closed May 7, 2004

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

THIS INVESTIGATION WAS OPENED ON THE MODEL YEAR (MY) 2003 CHEVROLET TRAILBLAZER.BASED ON GM'S INFORMATION REQUEST (IR) RESPONSE, ODI ADDED TO ITS ANALYSIS THE MY 2003 GMC ENVOY AND OLDSMOBILE BRAVADA VEHICLES.THESE VEHICLES SHARE THE SAME VEHICLE PLATFORM (GM 360/370) AND FUEL FILL COMPONENTS.INCIDENT SUMMARY NUMBERS REPORTED ABOVE INCLUDE THESE VEHICLES.EPA REGULATES THE FUEL DISPENSING RATES AT FILLING STATIONS AND GM STATES THAT THE REPORTS OF SPITBACK FOR THE SUBJECT VEHICLES ARE PRINCIPALLY CAUSED BY FUEL DISPENSING PUMPS EXCEEDING THE RATE SPECIFIED BY EPA.ODI FINDS THAT THE RATE OF COMPLAINTS, FIELD REPORTS AND WARRANTY IS LOW COMPARED TO OTHER VEHICLES THAT HAVE BEEN RECALLED FOR A SPITBACK ISSUE.A SAFETY-RELATED DEFECT TREND HAS NOT BEEN IDENTIFIED AT THIS TIME AND FURTHER USE OF THE AGENCY RESOURCES DOES NOT APPEAR TO BE WARRANTED.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.SEE ATTACHED REPORT FOR ADDITIONAL INFORMATION.

Additional source detail variants (2)

Fuel System, Gasoline:storage

THIS INVESTIGATION WAS OPENED ON THE MODEL YEAR (MY) 2003 CHEVROLET TRAILBLAZER.BASED ON GM'S INFORMATION REQUEST (IR) RESPONSE, ODI ADDED TO ITS ANALYSIS THE MY 2003 GMC ENVOY AND OLDSMOBILE BRAVADA VEHICLES.THESE VEHICLES SHARE THE SAME VEHICLE PLATFORM (GM 360/370) AND FUEL FILL COMPONENTS.INCIDENT SUMMARY NUMBERS REPORTED ABOVE INCLUDE THESE VEHICLES.EPA REGULATES THE FUEL DISPENSING RATES AT FILLING STATIONS AND GM STATES THAT THE REPORTS OF SPITBACK FOR THE SUBJECT VEHICLES ARE PRINCIPALLY CAUSED BY FUEL DISPENSING PUMPS EXCEEDING THE RATE SPECIFIED BY EPA.ODI FINDS THAT THE RATE OF COMPLAINTS, FIELD REPORTS AND WARRANTY IS LOW COMPARED TO OTHER VEHICLES THAT HAVE BEEN RECALLED FOR A SPITBACK ISSUE.A SAFETY-RELATED DEFECT TREND HAS NOT BEEN IDENTIFIED AT THIS TIME AND FURTHER USE OF THE AGENCY RESOURCES DOES NOT APPEAR TO BE WARRANTED.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.SEE ATTACHED REPORT FOR ADDITIONAL INFORMATION.

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

THIS INVESTIGATION WAS OPENED ON THE MODEL YEAR (MY) 2003 CHEVROLET TRAILBLAZER.BASED ON GM'S INFORMATION REQUEST (IR) RESPONSE, ODI ADDED TO ITS ANALYSIS THE MY 2003 GMC ENVOY AND OLDSMOBILE BRAVADA VEHICLES.THESE VEHICLES SHARE THE SAME VEHICLE PLATFORM (GM 360/370) AND FUEL FILL COMPONENTS.INCIDENT SUMMARY NUMBERS REPORTED ABOVE INCLUDE THESE VEHICLES.EPA REGULATES THE FUEL DISPENSING RATES AT FILLING STATIONS AND GM STATES THAT THE REPORTS OF SPITBACK FOR THE SUBJECT VEHICLES ARE PRINCIPALLY CAUSED BY FUEL DISPENSING PUMPS EXCEEDING THE RATE SPECIFIED BY EPA.ODI FINDS THAT THE RATE OF COMPLAINTS, FIELD REPORTS AND WARRANTY IS LOW COMPARED TO OTHER VEHICLES THAT HAVE BEEN RECALLED FOR A SPITBACK ISSUE.A SAFETY-RELATED DEFECT TREND HAS NOT BEEN IDENTIFIED AT THIS TIME AND FURTHER USE OF THE AGENCY RESOURCES DOES NOT APPEAR TO BE WARRANTED.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.SEE ATTACHED REPORT FOR ADDITIONAL INFORMATION.