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2005 Chevrolet Trailblazer

Owner reports · Recalls · Investigations

More warning signs than most Trailblazer years

Owner complaints for the 2005 Chevrolet Trailblazer are substantially higher than the model-year median of 87.5.

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When problems were reported

Mileage at the reported incident

1,220 reports with mileage · 246 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 617 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Fuel System, Gasoline. Review the 435 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Exterior Lighting. Review the 140 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

59 crash reports25 fire reports41 injury reports

Fuel System, Gasoline complaints

435 reports
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85,000 miles · Jul 29, 2010
Fuel System, Gasoline

THIS GOES WITH THE OFFICE OF DEFECTS INVESTIGATION NHTSA ACTION NUMBER: DP10001. I HAVE A 2005 CHEVROLET TRAILBLAZER. THIS IS THE SECOND TIME THE FUEL AREA OF THE VEHICLE IS HAVING TO BE REPAIRED. MY FUEL SENSOR IS NO LONGER WORKING. THIS AREA OF THE VEHICLE IS DEFECTIVE AND, ACCORDING TO MY SEARCH ON THE INTERNET, MANY, MAN…

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THIS GOES WITH THE OFFICE OF DEFECTS INVESTIGATION NHTSA ACTION NUMBER: DP10001. I HAVE A 2005 CHEVROLET TRAILBLAZER. THIS IS THE SECOND TIME THE FUEL AREA OF THE VEHICLE IS HAVING TO BE REPAIRED. MY FUEL SENSOR IS NO LONGER WORKING. THIS AREA OF THE VEHICLE IS DEFECTIVE AND, ACCORDING TO MY SEARCH ON THE INTERNET, MANY, MANY PEOPLE HAVE HAD THE SAME ISSUE (SOME MULTIPLE TIMES) WITH THE 05 TRAILBLAZER. THIS COULD RESULT IN THE VEHICLE RUNNING OUT OF GAS WITHOUT WARNING WHICH COULD RESULT IN AN ACCIDENT. I HAVE SPOKEN WITH GM ON MULTIPLE OCCASIONS REGARDING THIS ISSUE AS WELL AS THE OIL GAUGE NOT WORKING. AS STATED, THIS WILL BE THE SECOND ~$500.00 REPAIR ON THE AREA OF THIS VEHICLE. *TR

NHTSA ODI #10346225

40,000 miles · Jul 24, 2010
Fuel System, Gasoline

MY 2005 TRAILBLAZER HAS A PROBLEM WITH THE FUEL TANK LEVEL SENSOR. WHEN I FILL IT SOMETIMES IT SAYS THERE IS GAS OTHER TIMES IT BOUNCES ALL OVER THE PLACE. I HAVE OWNED MANY CARS BEFORE & THIS HAS NEVER HAPPENED WITH ONLY 40,000 MILES ON THE CAR. THIS IS A SAFETY ISSUE. I RAN OUT OF GAS ON THE STREET WHEN IT OCCURRED. MYSEL…

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MY 2005 TRAILBLAZER HAS A PROBLEM WITH THE FUEL TANK LEVEL SENSOR. WHEN I FILL IT SOMETIMES IT SAYS THERE IS GAS OTHER TIMES IT BOUNCES ALL OVER THE PLACE. I HAVE OWNED MANY CARS BEFORE & THIS HAS NEVER HAPPENED WITH ONLY 40,000 MILES ON THE CAR. THIS IS A SAFETY ISSUE. I RAN OUT OF GAS ON THE STREET WHEN IT OCCURRED. MYSELF OR ANYONE COULD HAVE BEEN ON THE FREEWAY WHEN IT HAPPENS. PLEASE TAKE A LOOK INTO THIS IT SEEMS TO BE COMMON PLACE FOR THESE VEHICLES. *TR

NHTSA ODI #10345007

125,678 miles · Jul 16, 2010
Fuel System, Gasoline

FUEL GAUGE INDICATOR IS NOT WORKING STAYS AT EMPTY WHEN JUST FILLED.!!! *TR

NHTSA ODI #10343637

74,000 miles · Jul 12, 2010
Fuel System, Gasoline

2005 CHEVROLET TRAILBLAZER GAS GAUGE IS SHOWING INCORRECT READINGS. WHEN THE TANK IS FILLED, IT WILL READ EMPTY AND THE WARNING LIGHT/SIGNAL COMES ON. THE GAUGE WILL THEN READ INCORRECTLY AND GO BACK AND FORTH FROM EMPTY TO ABOUT A QUARTER OF A TANK FULL. I NEVER KNOW FOR SURE HOW MUCH FULL I HAVE IN THE TANK AFTER I FILL IT. I …

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2005 CHEVROLET TRAILBLAZER GAS GAUGE IS SHOWING INCORRECT READINGS. WHEN THE TANK IS FILLED, IT WILL READ EMPTY AND THE WARNING LIGHT/SIGNAL COMES ON. THE GAUGE WILL THEN READ INCORRECTLY AND GO BACK AND FORTH FROM EMPTY TO ABOUT A QUARTER OF A TANK FULL. I NEVER KNOW FOR SURE HOW MUCH FULL I HAVE IN THE TANK AFTER I FILL IT. I MUST GO ON MILEAGE. THIS IS A GREAT SAFETY CONCERN. *TR

NHTSA ODI #10342810

98,970 miles · Jul 11, 2010
Electrical SystemFuel System, Gasoline

FUEL SENDING UNIT FAILING. MULTIPLE COMPLAINTS POSTED ONLINE CONCERNING THE REPEATED FAILURE OF THE FUEL SENDING UNIT. GAUGE NEEDLE MOVES UP AND DOWN AND PRIMARILY REGISTERS EMPTY. *TR

NHTSA ODI #10342513

66,280 miles · Jul 11, 2010
Fuel System, Gasoline

MY 2005 CHEVROLET TRAILBLAZER GAS GAUGE IS SHOWING INCORRECT READINGS. WHEN THE TANK IS FILLED WITH FUEL THE GAUGE SHOWS EMPTY AND THE WARNING SIGNAL CONTINUALLY GOES OFF. WITH FUEL IN THE TANK THE GAUGE GOES UP AND DOWN CONSTANTLY DISPLAYING INCORRECT READINGS. THIS CAN RESULT IN A SERIOUS CAR ACCIDENT AS THE DRIVER DOES NOT AC…

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MY 2005 CHEVROLET TRAILBLAZER GAS GAUGE IS SHOWING INCORRECT READINGS. WHEN THE TANK IS FILLED WITH FUEL THE GAUGE SHOWS EMPTY AND THE WARNING SIGNAL CONTINUALLY GOES OFF. WITH FUEL IN THE TANK THE GAUGE GOES UP AND DOWN CONSTANTLY DISPLAYING INCORRECT READINGS. THIS CAN RESULT IN A SERIOUS CAR ACCIDENT AS THE DRIVER DOES NOT ACTUALLY KNOW HOW MUCH FUEL IS IN THE TANK. I HAVE SMALL CHILDREN AND THIS CONCERNS ME GREATLY. *TR

NHTSA ODI #10342477

Mileage unknown · Jul 7, 2010
Fuel System, GasolineVisibility

FUEL WARNING LIGHT COMES ON AND OFF AT WILL. FUEL GAUGE WORKS WHEN IT FEELS LIKE IT SHOULD. NO CONSISTENCY. *TR

NHTSA ODI #10341766

Mileage unknown · Jun 24, 2010
Fuel System, Gasoline

DEFECTIVE/FAULTY FUEL LEVEL SENSOR IN 2005 CHEVROLET TRAILBLAZER RESULTING IN CONTINUALLY READING GAUGE AS EMPTY. *TR

NHTSA ODI #10339847

70,000 miles · Jun 21, 2010
Fuel System, Gasoline

I OWN A 2005 CHEVROLET TRAILBLAZER. RECENTLY, MY GAS GAUGE BEGAN ACTING UP. IT STATES THAT THE GAS TANK IS EMPTY RIGHT AFTER I FILL UP. IT CONSTANTLY READJUSTS ITSELF. I NEVER KNOW EXACTLY HOW MUCH GAS IS IN MY CAR. IT IS A VERY FRUSTRATING PROBLEM AND AN EXPENSIVE REPAIR. EXTENSIVE INTERNET RESEARCH SHOWS THAT THIS IS A PROBLEM…

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I OWN A 2005 CHEVROLET TRAILBLAZER. RECENTLY, MY GAS GAUGE BEGAN ACTING UP. IT STATES THAT THE GAS TANK IS EMPTY RIGHT AFTER I FILL UP. IT CONSTANTLY READJUSTS ITSELF. I NEVER KNOW EXACTLY HOW MUCH GAS IS IN MY CAR. IT IS A VERY FRUSTRATING PROBLEM AND AN EXPENSIVE REPAIR. EXTENSIVE INTERNET RESEARCH SHOWS THAT THIS IS A PROBLEM FOR OTHER TRAILBLAZER OWNERS AS WELL. I DO NOT UNDERSTAND WHY GM HAS NOT RECALLED THIS. *TR

NHTSA ODI #10339362

59,601 miles · Jun 18, 2010
Fuel System, Gasoline

2005 CHEVY TRAILBLAZER 4X4 FUEL GAUGE NO MATTER HOW MUCH GAS YOU PUT IN IT WILL SHOW MAYBE FROM HALF TO WHATEVER THEN WHILE SITTING IT WILL DROP DOWN TO EMPTY AND LIGHTS WILL BLINK SHOWING EMPTY ON GAS,WHEN JUST PUT GAS IN THE VEHICLE. *TR

NHTSA ODI #10336917

Official recalls

2

06V417000 · Air Bags:frontal

Oct 31, 2006

CERTAIN VEHICLES ORIGINALLY BUILT WITH CLOTH SEATS THAT WERE EQUIPPED WITH AN AUTOMATIC AIR BAG PASSENGER SENSING SYSTEM AND LATER REUPHOLSTERED WITH AFTERMARKET LEATHER SEAT COVER KITS ARE INVOLVED. TESTING HAS INDICATED THAT THE AFTERMARKET LEATHER SEAT COVERS CAN CAUSE THE PASSENGER SENSING SYSTEM TO MALFUNCTION.

Consequence & remedy

Consequence: IF THE PASSENGER SENSING SYSTEM MALFUNCTIONS, THE FRONT AIR BAG ON THE PASSENGER SIDE MAY BE DISABLED WHEN IT SHOULD BE ENABLED, OR ENABLED WHEN IT SHOULD BE DISABLED. IN EITHER CASE, IN THE EVENT OF A CRASH THAT REQUIRES AIR BAG DEPLOYMENT, A FRONT PASSENGER'S LEVEL OF INJURY MAY BE INCREASED.

Remedy: BECAUSE A REPLACEMENT LEATHER SEAT COVER THAT IS COMPATIBLE WITH THE PASSENGER SENSING SYSTEM IS NOT AVAILABLE, GENERAL MOTORS (GM) WILL REPURCHASE THESE VEHICLES IN ACCORDANCE WITH THE TERMS STATED IN GM'S LETTER TO OWNERS. THE RECALL BEGAN ON NOVEMBER 6, 2006. OWNERS SHOULD CONTACT GM AT 1-877-477-1022 TO BEGIN THE PROCESS OF REPURCHASING THEIR VEHICLE.

05V035000 · Visibility:windshield

Feb 3, 2005

CERTAIN SPORT UTILITY VEHICLES FAIL TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 212, 'WINDSHIELD MOUNTING.' THE WINDSHIELD URETHANE BEAD MAY NOT HAVE ADHERED TO THE BODY IN CERTAIN AREAS DURING THE CURE PROCESS.

Consequence & remedy

Consequence: IF A CRASH OCCURS, THE WINDSHIELD MAY NOT BE RETAINED, INCREASING THE RISK OF INJURY TO A VEHICLE OCCUPANT.

Remedy: DEALERS WILL REPLACE THE WINDSHIELD FREE OF CHARGE. THE RECALL BEGAN ON MARCH 10, 2005. OWNERS MAY CONTACT BUICK AT 1-866-608-8080, CHEVROLET AT 1-800-630-2438, 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

2

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.

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.