Chevrolet Trailblazer EXT Fuel System, Gasoline Problems
Owners have filed 234 complaints with NHTSA about fuel system, gasoline problems on the Chevrolet Trailblazer EXT across 4 model years. The 2006 model year has the most (102). The words owners use most often: “gas tank” (24% of reports).
- 234fuel system, gasoline complaints
- —median miles at failure
- 0mention a crash
- 0mention an injury
- 0related recalls
- $1,350typical repair cost reported by owners
- 46%of reports with a speed happened at 50+ mph
What owners describe
Phrases that appear unusually often in these complaints compared with complaints about other cars.
- Gas tank: mentioned in 57 of 234 complaints (24%)
- Fuel gauge: mentioned in 53 of 234 complaints (23%)
- Sending unit: mentioned in 22 of 234 complaints (9%)
- Filler neck: mentioned in 20 of 234 complaints (9%)
How much does it cost to fix?
Owners who wrote down what they paid or were quoted put the typical fuel system, gasoline repair on the Chevrolet Trailblazer EXT at $1,350, and half of them between $1,100 and $1,550.
Based on 41 NHTSA complaints about this problem alone that state a repair bill or quote (2006–2014), converted to 2026 dollars with the U.S. consumer price index. These are owners' own figures, not a quote: they include dealer quotes, and owners who file complaints often faced larger repairs, so they can run higher than typical shop prices. Prices vary by shop, region and warranty coverage. How we calculate this.
At what mileage do fuel system, gasoline problems happen?
Based on 203 complaints that reported the odometer reading.
How serious are the reports?
None of the 234 complaints report a crash, fire or injury.
Chevrolet Trailblazer EXT fuel system, gasoline complaints by model year
| Model year | Fuel System, Gasoline complaints | Share of that year | Median miles |
|---|---|---|---|
| 2006 Trailblazer EXT | 102 | 54% | 54,000 |
| 2004 Trailblazer EXT | 29 | 11% | 81,500 |
| 2003 Trailblazer EXT | 80 | 26% | 70,000 |
| 2002 Trailblazer EXT | 23 | 23% | 75,000 |
When owners reported it
Related recalls (0)
No safety recall lists fuel system, gasoline for the Chevrolet Trailblazer EXT. A pattern of complaints does not always lead to a recall.
What owners report
Short excerpts of recent complaints, with personal details removed. Full reports are on NHTSA.gov.
Nhtsa action number : pe07014 occurred on my vehicle around november 2014. The problem presented as p0442 cel and odor of gas after parking in garage. Gm has indicated because the special consideration allowance has expired, despite the low mileage they will do nothing. This vehicle was purchased…
Starting about a few weeks ago my 2004 chevy trailblazer ext has reeked of unspent gasoline, and this smell consumes the entire interior and exterior of the vehicle. The vehicle also has small leak below reservoir which appears to be leaking unspent fuel. Chevy offered a "special coverage" to…
Ses light came on. Dealership had no apps brought to mechanic. Code was for fuel emission leak. Replace gas cap. Week later code ses came on again. Brought back to the mechanic, said fuel tank is cracked. Called chevy and was told there was a recall but not my vin..... *tr
There is a strong odor of gasoline vapors coming from the rear of the vehicle, a crack can be seen in the neck of the fuel tank. When filling the vehicle, fuel spills out of the tank from the crack. The fuel gauge cluster in the dash doesn't work. The blower on the a/c unit doesn't work on the…
I was driving the truck and the fuel gauge was reading that there was gas in the tank. The vehicle died causing loss of power steering and power brakes. I was able to pull the truck to the side of the road with great effort. Had my wife or teenage daughter been driving the outcome might had been…
Frequently asked questions
Do all Chevrolet Trailblazer EXTs have fuel system, gasoline problems?
No. NHTSA has 234 owner complaints about fuel system, gasoline for the Chevrolet Trailblazer EXT. Complaint data shows that the problem is reported, not how many of all cars sold are affected.
Was there a recall on the Chevrolet Trailblazer EXT fuel system, gasoline?
No recall currently lists fuel system, gasoline for this vehicle.
How much does it cost to fix fuel system, gasoline problems on the Chevrolet Trailblazer EXT?
Owners report a typical cost of $1,350 (half paid between $1,100 and $1,550), from 41 complaints that state a repair bill or quote, in 2026 dollars.
What do owners say about fuel system, gasoline problems on the Chevrolet Trailblazer EXT?
The most frequent phrase is “gas tank”, in 57 of 234 complaints, followed by “fuel gauge” (53).
Other Chevrolet Trailblazer EXT problems
See all Chevrolet Trailblazer EXT problems.