IllustrationWHEN I FINISHED FUELING UP MY 2005 CHEVY TRAILBLAZER THE FUEL GAUGE STILL SHOWED EMPTY. THIS PROBLEM IS STILL HAPPENING. HAVE RUN OUT OF FUEL ONCE WHILE ON THE HIGHWAY. NOT A VERY SAFE SITUATION. *TR
2005 Chevrolet Trailblazer Ext 370
Owner reports · Recalls · Investigations
Limited comparison data
There is not enough comparable history to draw a useful model-year comparison.
About this comparison →How this year compares
Owner complaints by model year
Compare all Trailblazer Ext 370 years →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
100–25K
4025–50K
6550–75K
5475–100K
25100–150K
6150K+
200 reports with mileage · 37 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 101 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Fuel System, Gasoline. Review the 67 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Exterior Lighting. Review the 15 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 reports1 fire reports7 injury reports
Fuel System, Gasoline complaints
67 reportsDEFECTIVE FUEL LEVEL SENDER IN 2005 CHEVY TRAILBLAZER. *TR
THE FUEL LEVEL SENSOR IN MY 2005 CHEVROLET TRAILBLAZER HAS STOPPED WORKING. IT HAPPENED IMMEDIATELY AFTER I FILLED THE GAS TANK. ONCE I BEGAN TO DRIVE THE FUEL NEEDLE BEGAN TO FLUCTUATE. NOW IT STAYS ON EMPTY & THE CHECK ENGINE LIGHT IS ON. I HAD A REPORT RUN ON MY VEHICLE & FOUND THAT THE FUEL TANK LEVEL SENSOR CONNECTION IS…
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THE FUEL LEVEL SENSOR IN MY 2005 CHEVROLET TRAILBLAZER HAS STOPPED WORKING. IT HAPPENED IMMEDIATELY AFTER I FILLED THE GAS TANK. ONCE I BEGAN TO DRIVE THE FUEL NEEDLE BEGAN TO FLUCTUATE. NOW IT STAYS ON EMPTY & THE CHECK ENGINE LIGHT IS ON. I HAD A REPORT RUN ON MY VEHICLE & FOUND THAT THE FUEL TANK LEVEL SENSOR CONNECTION IS BAD OR NEEDS REPLACED THIS IS A CONCERN BECAUSE I HAVE THREE YOUNG CHILDREN & TO DRIVE IT COULD RESULT IN THE VEHICLE RUNNING OUT OF FUEL, STALLING, OR BEING REAR ENDED BY ANOTHER VEHICLE. *TR
2005 CHEVY TRAILBLAZER EXT FUEL PUMP/FUEL SENSOR PROBLEMS, FUEL GAUGE QUITS WORKING AND THEN PROBLEMS WITH THE FUEL PUMP BEGINS. BOUGHT MY TRUCK IN 2005, REPLACED IT UNDER WARRANTY IN8/ 2007, WENT OUT AGAIN IN12/ 2009...SO EVERY 2 YEARS. CHEVROLET WANTS $800-1500 TO FIX THE PROBLEM. 3 FUEL PUMP/FUEL SENSORS IN 5 YEARS AND YOU …
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2005 CHEVY TRAILBLAZER EXT FUEL PUMP/FUEL SENSOR PROBLEMS, FUEL GAUGE QUITS WORKING AND THEN PROBLEMS WITH THE FUEL PUMP BEGINS. BOUGHT MY TRUCK IN 2005, REPLACED IT UNDER WARRANTY IN8/ 2007, WENT OUT AGAIN IN12/ 2009...SO EVERY 2 YEARS. CHEVROLET WANTS $800-1500 TO FIX THE PROBLEM. 3 FUEL PUMP/FUEL SENSORS IN 5 YEARS AND YOU DON'T THINK THERE IN A DEFECT. OVER 100 PROBLEMS REPORTED ON CARBEEF.COM ABOUT IT. *TR
I HAVE A 2005 EXTENDED CHEVY TRAILBLAZER. AT 37,000 MILES THE FUEL GAUGE QUIT WORKING. I WENT TO THE DEALER AND THEY WOULD NOT COVER WITH THE WARRANTY. TOLD ME IT WOULD COST $1200.00!!!! THE GAUGE QUIT WORKING 6 MONTHS AFTER I BOUGHT THE TRAILBLAZER AND I PAID $25000 FOR IT. THE DEALER TOLD ME THEY HAVEN'T HEARD OF ANY ISSU…
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I HAVE A 2005 EXTENDED CHEVY TRAILBLAZER. AT 37,000 MILES THE FUEL GAUGE QUIT WORKING. I WENT TO THE DEALER AND THEY WOULD NOT COVER WITH THE WARRANTY. TOLD ME IT WOULD COST $1200.00!!!! THE GAUGE QUIT WORKING 6 MONTHS AFTER I BOUGHT THE TRAILBLAZER AND I PAID $25000 FOR IT. THE DEALER TOLD ME THEY HAVEN'T HEARD OF ANY ISSUES WITH THE FUEL GAUGE NOT WORKING, BUT THEN I FOUND MANY MANY OTHER PEOPLE WHO'S FUEL GAUGE QUIT WORKING ALSO. I KNOW THERE SHOULD BE A RECALL ON THIS FUEL GAUGE. I WANT SOMETHING DONE.!!!! I HAVE RUN OUT OF GAS ON A BUSY ROAD, AND MY 4 KIDS COULD HAVE BEEN HURT!!! PLEASE DO SOMETHING ABOUT THIS 2005 CHEVY TRAILBLAZER!! *TR
FUEL SENDING UNIT QUIT WORKING. *TR
I OWN A 2005 CHEVY TRAILBLAZER EXT LS AND AM WORRIED ABOUT MY WIFE WHEN SHE IS DRIVING BECAUSE THE FUEL GAUGE DOES NOT WORK ALL THE TIME. I AM SCARED THAT THE VEHICLE WILL RUN OUT OF GAS AND SHE COULD GET INTO AN ACCIDENT WITH MY KIDS IN THE CAR. I READ MANY COMPLAINTS ABOUT THE LEVEL SENSOR GOING OUT AND I THINK THAT THIS IS …
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I OWN A 2005 CHEVY TRAILBLAZER EXT LS AND AM WORRIED ABOUT MY WIFE WHEN SHE IS DRIVING BECAUSE THE FUEL GAUGE DOES NOT WORK ALL THE TIME. I AM SCARED THAT THE VEHICLE WILL RUN OUT OF GAS AND SHE COULD GET INTO AN ACCIDENT WITH MY KIDS IN THE CAR. I READ MANY COMPLAINTS ABOUT THE LEVEL SENSOR GOING OUT AND I THINK THAT THIS IS A DEFECT IN THE PART. *TR
MY FUEL GAUGE IS NOT WORKING PROPERLY. WHEN I FILL UP WITH GAS, IT STATES I AM ON EMPTY IMMEDIATELY AFTER FUELING. TAKES SEVERAL DAYS TO REGISTER. I DON'T TRUST IT AND AM CURRENTLY JUDGING HOW FULL THE TANK IS BY MILES DRIVEN. *TR
I OWN A 2005 CHEVY TRAILBLAZER IN DEC. 2009 I FILLED THE CAR WITH GAS AND THE FUEL GAUGE IMMEDIATELY REGISTERED EMPTY THE FUEL SENSOR HAS FAILED IT WILL COST $558.00 TO REPAIR. IN FEBRUARY THE SPEEDOMETER REGISTERED 120 MPH WHILE SITTING STILL FOR A STOP SIGN NOW THE SPEEDOMETER DOES NOT WORK. I CONTACTED GEN MOTORS IN DETROIT…
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I OWN A 2005 CHEVY TRAILBLAZER IN DEC. 2009 I FILLED THE CAR WITH GAS AND THE FUEL GAUGE IMMEDIATELY REGISTERED EMPTY THE FUEL SENSOR HAS FAILED IT WILL COST $558.00 TO REPAIR. IN FEBRUARY THE SPEEDOMETER REGISTERED 120 MPH WHILE SITTING STILL FOR A STOP SIGN NOW THE SPEEDOMETER DOES NOT WORK. I CONTACTED GEN MOTORS IN DETROIT, MICHIGAN AND WAS ASKED TO HAVE DIAGNOSTIC DONE AT ED BOZART CHEVORLET. BY A REPRESENTATIVE IN CONSUMER COMPLAINTS THEY CONTACTED DISTRICT REPRESENTATIVE FOR CHEVY AND THEY BOTH SAID THAT THERE IS NOTHING THEY CAN DO TO HELP US. THE TOTAL COST TO FIX OUR CAR IS $1,258.00. WE WERE TOLD TO FIX THE CAR FOR SAFETY REASONS AND IF THEY DECIDED TO RECALL THE TRAILBLAZER WE MIGHT BE REIMBURSED. THERE ARE SEVERAL COMPLAINTS IN THE COMPUTER CONCERNING THE SAME PROBLEMS WITH THIS CAR. *TR
2005 CHEVROLET TRAILBLAZER EXT LS I6. 1ST. MY GAS GAUGE STARTED TO GO HAYWIRE. 2ND. THOUGHT IS WAS JUST A FLUKE. 3RD. WAS NOT A FLUKE, GOT ME STRANDED IN THE MIDDLE OF A WHITEOUT. 4TH. ENDANGER LIVES OF MY CHILDREN AND ME. 5TH. GAUGE, FUEL PUMP AND RECEIVING UNIT ARE DEFECTIVE. 6TH. HAD GAUGE FIXED, COST $800. *TR
Official recalls
0No recalls in this snapshot.
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
2PE11014 · Fuel Level Gauge System Failure
Opened Apr 25, 2011 · Closed Sep 23, 2011
Status: closed (inferred from source dates) · Fuel System, Other; Fuel System, Other:storage:fuel Gauge System
The office of defects investigations (ODI) analyzed complaint data provided by General Motors (GM) as well as complaints submitted to ODI from consumers.In total, there were 5,089 unique reports indicating an inaccurate fuel level reading while driving.General Motors stated that this condition occurs when the contacts of the fuel sensor wear prematurely.Most of the complaints indicated an empty fuel gauge reading after filling the tank.Less than 10 percent of theODI complaints involved an engine stall incident.During this investigation, GM developed a remedy procedure and issued special coverage bulletin instructing dealers to install a new design fuel level sensor.The bulletin was sent to dealers on August 10, 2011 and the owner letter mailing began on August 15, 2011.See the investigative file for copies of GM's bulletin and owner letter.This preliminary evaluation is closed.
Additional source detail variants (2)
Fuel System, Other
The office of defects investigations (ODI) analyzed complaint data provided by General Motors (GM) as well as complaints submitted to ODI from consumers.In total, there were 5,089 unique reports indicating an inaccurate fuel level reading while driving.General Motors stated that this condition occurs when the contacts of the fuel sensor wear prematurely.Most of the complaints indicated an empty fuel gauge reading after filling the tank.Less than 10 percent of theODI complaints involved an engine stall incident.During this investigation, GM developed a remedy procedure and issued special coverage bulletin instructing dealers to install a new design fuel level sensor.The bulletin was sent to dealers on August 10, 2011 and the owner letter mailing began on August 15, 2011.See the investigative file for copies of GM's bulletin and owner letter.This preliminary evaluation is closed.
Fuel System, Other:storage:fuel Gauge System
The office of defects investigations (ODI) analyzed complaint data provided by General Motors (GM) as well as complaints submitted to ODI from consumers.In total, there were 5,089 unique reports indicating an inaccurate fuel level reading while driving.General Motors stated that this condition occurs when the contacts of the fuel sensor wear prematurely.Most of the complaints indicated an empty fuel gauge reading after filling the tank.Less than 10 percent of theODI complaints involved an engine stall incident.During this investigation, GM developed a remedy procedure and issued special coverage bulletin instructing dealers to install a new design fuel level sensor.The bulletin was sent to dealers on August 10, 2011 and the owner letter mailing began on August 15, 2011.See the investigative file for copies of GM's bulletin and owner letter.This preliminary evaluation is closed.
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.