NHTSA owner reports · September 18, 2026 snapshot.
What owners actually said
1,466 reports78,000 miles · Aug 21, 2015
Fuel/propulsion System
TL* THE CONTACT OWNS A 2005 CHEVROLET TRAILBLAZER. AFTER REFUELING THE VEHICLE, THE FUEL GAUGE FAILED TO PROVIDE AN ACCURATE READING. THE FAILURE RECURRED ON NUMEROUS OCCASIONS. THE VEHICLE WAS TAKEN TO A DEALER WHO WAS UNABLE TO DIAGNOSE OR REPAIR THE VEHICLE. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAG…
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TL* THE CONTACT OWNS A 2005 CHEVROLET TRAILBLAZER. AFTER REFUELING THE VEHICLE, THE FUEL GAUGE FAILED TO PROVIDE AN ACCURATE READING. THE FAILURE RECURRED ON NUMEROUS OCCASIONS. THE VEHICLE WAS TAKEN TO A DEALER WHO WAS UNABLE TO DIAGNOSE OR REPAIR THE VEHICLE. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 78,000.
NHTSA ODI #10750324
131,000 miles · Aug 17, 2015
Exterior Lighting
WHILE DRIVING SOUTHBOUND ON I-75 IN MICHIGAN AT APPROXIMATELY 9:10 PM ON AUGUST 16, 2015, THE LOW BEAM HEAD LIGHTS WENT OUT NEAR MILE MARKER 180. THE HIGH BEAM LIGHTS AND RUNNING LIGHTS CONTINUED TO WORK. THE LOW BEAM LIGHTS REMAINED OFF UNTIL AFTER I EXITED I-75 AT THE SOUTHBOUND 155 EXIT. AFTER LEAVING THE EXIT AND DRIVING AN …
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WHILE DRIVING SOUTHBOUND ON I-75 IN MICHIGAN AT APPROXIMATELY 9:10 PM ON AUGUST 16, 2015, THE LOW BEAM HEAD LIGHTS WENT OUT NEAR MILE MARKER 180. THE HIGH BEAM LIGHTS AND RUNNING LIGHTS CONTINUED TO WORK. THE LOW BEAM LIGHTS REMAINED OFF UNTIL AFTER I EXITED I-75 AT THE SOUTHBOUND 155 EXIT. AFTER LEAVING THE EXIT AND DRIVING AN ADDITIONAL 4 MILES, I AGAIN TRIED THE LOW BEAMS AND THEY WORKED. I LATER GOT BACK INTO THE VEHICLE (AFTER IT WAS OFF FOR APPROXIMATELY 30 MINUTES) AND THE LOW BEAM LIGHTS WERE AGAIN OFF. THEY WOULD NOT COME BACK ON AND I LEFT THE VEHICLE. THE FOLLOWING MORNING, THE LOW BEAM LIGHTS WERE FUNCTIONING AGAIN. THIS SITUATION HAS BEEN REPORTED TO THE EXECUTIVE CUSTOMER SERVICE OFFICE AT GM AND THEY HAVE STATED THAT THERE IS NOT A CURRENT RECALL AND THEREFORE THEY WILL NOT REPAIR IT.
NHTSA ODI #10749080
120,000 miles · Aug 11, 2015
Exterior Lighting
THE LOW BEAM HEADLIGHT ON MY 2005 CHEVROLET TRAILBLAZER TURN OFF WHILE I AM DRIVING DOWN THE ROAD WITH NO NOTICE. THE FIRST TIME THIS OCCURRED WAS ON LAWNDALE/7 MILE ROAD IN SAGINAW COUNTY MICHIGAN IN JUNE 2014. THE INCIDENT HAS HAPPENED SEVERAL TIMES SINCE, MOST RECENTLY ON 8/8/15 ON GREENWOOD ROAD IN ALGER MI. THE LOW BEAM LIG…
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THE LOW BEAM HEADLIGHT ON MY 2005 CHEVROLET TRAILBLAZER TURN OFF WHILE I AM DRIVING DOWN THE ROAD WITH NO NOTICE. THE FIRST TIME THIS OCCURRED WAS ON LAWNDALE/7 MILE ROAD IN SAGINAW COUNTY MICHIGAN IN JUNE 2014. THE INCIDENT HAS HAPPENED SEVERAL TIMES SINCE, MOST RECENTLY ON 8/8/15 ON GREENWOOD ROAD IN ALGER MI. THE LOW BEAM LIGHTS GO OUT FOR NO REASON AND CANNOT BE TURNED BACK ON. THE HIGH BEAM LIGHTS WILL WORK. THE LOW BEAM LIGHTS WILL LATER TURN ON ON THEIR OWN. IT GENERALLY TAKES SEVERAL MINUTES BEFORE THIS HAPPENS. SEVERAL TIMES THIS HAS OCCURRED ON DARK, COUNTY ROADS WHICH INCREASE THE DANGER TO THE OCCUPANTS OF MY VEHICLE AND OTHER PASSENGERS ON THE ROAD. I HAVE CONTACTED GM AND THEIR EXECUTIVE OFFICE AND WAS INFORMED THAT WHILE THE ISSUE IS A RECALL FOR THE 2006 MODEL YEAR, BECAUSE MY VEHICLE WAS BUILT IN JUNE 2005 IT IS NOT COVERED.
NHTSA ODI #10747922
74,000 miles · Aug 8, 2015
Electrical SystemExterior LightingFuel/propulsion System
LIGHTS GO OUT/DIM WHILE DRIVING. NO ADDITIONAL ELECTRICAL ITEMS IN USE-HEATER, AC, GPS, RADIO, CIGARETTE LIGHTER. DOES NOT APPEAR TO BE AFFECTED OR CAUSED BY SPEED, ACCELERATION, DECELERATION. FULE TANK WILL SOMETIMES REGISTER EMPTY WHILE MOSTLY FULL. DO NOT NOTICE PROBLEM DURING DAYLIGHT DRIVING.
NHTSA ODI #10747230
117,000 miles · Aug 8, 2015
Exterior Lighting
THE DIM HEADLIGHTS WILL START FLASHING FOR NO APPARANT REASON.
NHTSA ODI #10747195
110,000 miles · Jul 27, 2015
Electrical SystemFuel/propulsion SystemUnknown Or Other
I NOTICED MY BATTERY GUAGE QUIT. THEN AFTER STARTING MY TRUCK A FEW DIFFERENT TIMES, THE GAS GUAGE READ DIFFERENTLY. THEN MY SPEEDOMETER WDULD STICK ON 100 WHEN I WAS DOING APPROXIMATLY 60. THEN THE SPEEDOMETER WOULD NOT WORK AT ALL. THERE NEEDS TO BE A RECALL ON IT. MY FRIEND HAS A 2005 ALSO AND HER CLUSTER PANNEL WENT OUT …
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I NOTICED MY BATTERY GUAGE QUIT. THEN AFTER STARTING MY TRUCK A FEW DIFFERENT TIMES, THE GAS GUAGE READ DIFFERENTLY. THEN MY SPEEDOMETER WDULD STICK ON 100 WHEN I WAS DOING APPROXIMATLY 60. THEN THE SPEEDOMETER WOULD NOT WORK AT ALL. THERE NEEDS TO BE A RECALL ON IT. MY FRIEND HAS A 2005 ALSO AND HER CLUSTER PANNEL WENT OUT TOO. ITS A 400.00 REPAIR. THIS HAS HAPPENED TO QUITE A FEW 2005 CHEVROLET TRAILBLAZERS FROM WHAT IVE READ ONLINE. COME ON GENERAL MOTORS. YOU NEED TO RECALL THESE MODELS.
NHTSA ODI #10743665
182,000 miles · Jul 21, 2015
Electrical SystemVisibility/wiper
TL* THE CONTACT OWNS A 2005 CHEVROLET TRAILBLAZER. WHILE DRIVING APPROXIMATELY 45 MPH, THE DRIVER SIDE SWITCH FOR THE WINDOWS FAILED TO OPERATE. AFTER THE VEHICLE WAS POWERED OFF, THE POWER LOCK SWITCH WAS ENGAGED AND THE WINDOWS CLOSED BUT FAILED TO OPERATE AGAIN. THE VEHICLE WAS TAKEN TO A DEALER, BUT WAS NOT DIAGNOSED OR REPA…
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TL* THE CONTACT OWNS A 2005 CHEVROLET TRAILBLAZER. WHILE DRIVING APPROXIMATELY 45 MPH, THE DRIVER SIDE SWITCH FOR THE WINDOWS FAILED TO OPERATE. AFTER THE VEHICLE WAS POWERED OFF, THE POWER LOCK SWITCH WAS ENGAGED AND THE WINDOWS CLOSED BUT FAILED TO OPERATE AGAIN. THE VEHICLE WAS TAKEN TO A DEALER, BUT WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE AND STATED THAT THE VIN WAS NOT INCLUDED IN NHTSA CAMPAIGN NUMBER: 13V248000 (ELECTRICAL SYSTEM, VISIBILITY). THE FAILURE MILEAGE WAS 182,000.
NHTSA ODI #10735473
90,000 miles · Jun 30, 2015
Vehicle Speed Control
THE SPEEDOMETER GETS STUCK ON A SPEED AND THE ONLY WAY TO GET IT BACK DOWN TO 0 IS BY TURNING THE ENGINE ON AND OFF SEVERAL TIMES. THIS HAS HAPPENED TO ME SEVERAL TIMES IN THE LAST FEW MONTHS. FROM MY RESEARCH ON THIS IT APPEARS THIS IS HAPPENING TO MANY MANY PEOPLE BUT NOTHING GETS DONE ABOUT IT. IT SEEMS TO ME LIKE IT SHOUL…
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THE SPEEDOMETER GETS STUCK ON A SPEED AND THE ONLY WAY TO GET IT BACK DOWN TO 0 IS BY TURNING THE ENGINE ON AND OFF SEVERAL TIMES. THIS HAS HAPPENED TO ME SEVERAL TIMES IN THE LAST FEW MONTHS. FROM MY RESEARCH ON THIS IT APPEARS THIS IS HAPPENING TO MANY MANY PEOPLE BUT NOTHING GETS DONE ABOUT IT. IT SEEMS TO ME LIKE IT SHOULD BE A RECALL TO GET IT FIXED.
NHTSA ODI #10731169
125,826 miles · Jun 24, 2015
Exterior Lighting
WHILE DRIVING HOME ONE NIGHT AROUND 9:30 PM FROM THE LOCAL WAL-MART, I TURNED OUT ONTO A HIGHWAY/PUBLIC STREET AND MY HEAD LIGHTS WENT OUT. THEY WOULD NOT COME BACK ON NO MATTER WHAT I DID. I WENT HOME THINKING MY LIGHTS WERE COMPLETELY OUT BUT WHEN I PULLED INTO MY DRIVE AND HIT THE HIGH BEAMS THEY WORKED JUST FINE. MY LOW BEAM…
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WHILE DRIVING HOME ONE NIGHT AROUND 9:30 PM FROM THE LOCAL WAL-MART, I TURNED OUT ONTO A HIGHWAY/PUBLIC STREET AND MY HEAD LIGHTS WENT OUT. THEY WOULD NOT COME BACK ON NO MATTER WHAT I DID. I WENT HOME THINKING MY LIGHTS WERE COMPLETELY OUT BUT WHEN I PULLED INTO MY DRIVE AND HIT THE HIGH BEAMS THEY WORKED JUST FINE. MY LOW BEAMS DID NOT COME BACK ON UNTIL EARLY THE NEXT MORNING. IT HAS HAPPENED SEVERAL TIMES SINCE THEN. *TR
NHTSA ODI #10730220
120,000 miles · Jun 17, 2015
Fuel/propulsion System
GAS GAUGE REGISTERS EMPTY REGARDLESS OF AMOUNT OF GASOLINE IN TANK.
NHTSA ODI #10725722
NHTSA investigations
2RQ17002 · 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.
DP10001 · Fuel Level Gauge System Failure
Opened Jan 7, 2010 · Closed May 23, 2011
Status: closed (inferred from source dates) · Fuel System, Other; Fuel System, Other:storage:fuel Gauge System
The Office of Defects Investigation has received 668 complaints alleging inaccurate fuel gauge reading while driving in model year 2005-07 Chevrolet Trailblazer, GMC Envoy, Buick Rainier, and Saab 9-7x vehicles.Of the 668 complaints, 58 incidents were alleged to result in a vehicle stall.Of the 58 stalling incidents, 43 complaints reported stalling because the fuel level reading indicated more fuel availability than what is actually in the fuel tank. One complaint alleged a vehicle crash after the vehicle stalled while exiting the interstate, became disabled, and was struck from behind.Summarily, the complaints show an apparent increasing trend, with most complaints received within the past year.A Preliminary Evaluation has been opened to assess the scope, frequency and potential safety consequences associated with the alleged defect.
Additional source detail variants (2)
Fuel System, Other
The Office of Defects Investigation has received 668 complaints alleging inaccurate fuel gauge reading while driving in model year 2005-07 Chevrolet Trailblazer, GMC Envoy, Buick Rainier, and Saab 9-7x vehicles.Of the 668 complaints, 58 incidents were alleged to result in a vehicle stall.Of the 58 stalling incidents, 43 complaints reported stalling because the fuel level reading indicated more fuel availability than what is actually in the fuel tank. One complaint alleged a vehicle crash after the vehicle stalled while exiting the interstate, became disabled, and was struck from behind.Summarily, the complaints show an apparent increasing trend, with most complaints received within the past year.A Preliminary Evaluation has been opened to assess the scope, frequency and potential safety consequences associated with the alleged defect.
Fuel System, Other:storage:fuel Gauge System
The Office of Defects Investigation has received 668 complaints alleging inaccurate fuel gauge reading while driving in model year 2005-07 Chevrolet Trailblazer, GMC Envoy, Buick Rainier, and Saab 9-7x vehicles.Of the 668 complaints, 58 incidents were alleged to result in a vehicle stall.Of the 58 stalling incidents, 43 complaints reported stalling because the fuel level reading indicated more fuel availability than what is actually in the fuel tank. One complaint alleged a vehicle crash after the vehicle stalled while exiting the interstate, became disabled, and was struck from behind.Summarily, the complaints show an apparent increasing trend, with most complaints received within the past year.A Preliminary Evaluation has been opened to assess the scope, frequency and potential safety consequences associated with the alleged defect.