FUEL GAUGE BECAME INOPERABLE. DOES NOT INDICATE PROPER FUEL LEVEL. SUBSEQUENTLY FAILED STATE SAFETY INSPECTION. *KB
2006 chevrolet Trailblazer fuel system problems
critical 646 complaints filed with NHTSA · avg repair $1,200
Complaints
646
Recalls
0
Crashes
2
Avg fix
$1,200
What owners are reporting 13 most recent
FUEL GAUGE NO LONGER WORKS. *TR
AFTER I FILLED THE FUEL TANK IN MY CHEVROLET TRAILBLAZER THE FUEL LIGHT CAME ON AND THE FUEL GAUGE READ EMPTY. SINCE THEN I HAVE BEEN RESETTING MY TRIP METER WHEN EVER I FUEL UP,BUT MY HUSBAND FORGOT TO AFTER FILLING UP AND RAN OUT OF FUEL WHEN HE WASN'T SURE OF HOW MUCH GAS THE VEHICLE ACTUALLY HAD. I CONTACTED THE LOCAL CHEVROLET DEALERSHIP AFTER I FOUND THAT THE NHTSA HAD A DEFECT INVESTIGATIO…
THE BEARINGS ON THE ALTERNATOR ARE WEARING AND NEED TO BE REPLACED, THE VEHICLE ONLY HAS 29,000 MILES AND ACCORDING TO MY MECHANIC THEY SHOULD NOT BE WORN THIS EARLY AND SHOULD BE REPLACED AS SOON AS POSSIBLE; THIS IS DEFINITELY A SAFETY ISSUE AND A FAULTY PART THAT I SHOULD NOT HAVE TO PAY TO HAVE REPLACED. THE FUEL LEVEL INDICATOR HAS STOPPED WORKING OVER 2.5 YEARS AGO. I DID RECEIVE A LETTER …
I HAVE A 2006 CHEVROLET TRAILBLAZER LS. SEPTEMBER 2009 IS WHEN IT HAPPENED. THE FUEL SENSOR WENT OUT ON MY VEHICLE AND NOW I HAVE TO GET IT REPAIRED POSSIBLY TO PASS MY FUEL EMISSIONS INSPECTION. I DIDN'T HAVE IT REPAIRED BECAUSE THAT IT WAS GOING TO COST ME LIKE $400 TO GET IT FIXED. I DON'T HAVE THAT KIND OF MONEY TO GET IT FIXED BUT NOW I HAVE TO FOR IT TO PASS INSPECTION. *TR
FUEL GAUGE READS EMPTY AND/ OR SENDS RANDOM LEVELS AFTER REFUELING. *TR
FUEL GAUGE DOES NOT WORK AND VEHICLE IS AT TIMES LOSING FUEL PRESSURE. *TR
ABOUT LAST JANUARY MY GAS GAUGE STARTED ACTING UP. I WOULD FILL MY TANK WITH GAS AND THE GAS GAUGE WOULD READ EMPTY AND THE LOW FUEL LIGHT WOULD COME ON AND THE ENGINE LIGHT CAME ON. THE GAUGE WOULD BOUNCE AROUND AND CAUSE MY LOW FUEL LIGHT TO GO ON AND TURN OFF. THE AUDIBLE ADVISOR WOULD DING AT ME 5 TIMES EVERYTIME IT HIT EMPTY. NOW, TODAY, MY CHECK ENGINE LIGHT IS ON CONSTANTLY AND THE GAS …
THE GAS GAUGE ON THE VEHICLE HAS STOPPED WORKING. I CALLED GM AND THEY STATE THAT THERE IS NO RECALL EVEN THOUGH THIS A COMMON PROBLEM ON THIS VEHICLE LINE. GM NEEDS TO DO A FULL RECALL AND NOT ONLY OFFER TO PAY FOR HALF OF THE REPAIRS TO THE VEHICLE FOR THIS ISSUE. *TR
NHTSA ACTION NUMBER: DP10001 FUEL GAUGE NOT WORKING PROPERLY. GAUGE WILL SHOW EMPTY WHEN VEHICLE IS FULL; GAUGE WILL SHOW FULL WHEN THE VEHICLE IS EMPTY. THE GAUGE INDICATOR STARTED FLUXING BETWEEN FULL, EMPTY AND LEVELS IN BETWEEN. NOW IT TYPICALLY STAYS AT EMPTY ALL THE TIME REGARDLESS OF THE AMOUNT OF FUEL. *TR
Common questions
How serious is the fuel system problem on the 2006 chevrolet Trailblazer?
It's a serious issue. 646 complaints have been filed, including 2 reports involving a crash and 11 fatality(ies). We've classified it as critical based on NHTSA's reported outcomes.
At what mileage does the fuel system typically fail?
Mileage data is limited for this issue. Owners report failures across a wide range, suggesting cause is more about driving conditions and maintenance than mileage alone.
What does it cost to fix?
Independent shops typically charge around $1,200 for fuel system repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to fuel system?
No active recalls currently cover fuel system issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Other problem areas on this vehicle
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Severity ratings are derived from reported crashes, fires, injuries, and fatalities.
Repair cost estimates are independent-shop national averages and may differ in your area.
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