2004 Chevrolet Trailblazer fuel/propulsion system problems
43 owner complaints filed with NHTSA name the fuel/propulsion system on the 2004 Chevrolet Trailblazer — 4% of all complaints for this model year.
What owners report
“As you come to a complete stop or go under 5 mph, the vehicle's oil gauge will go all the way down. Once you accelerate, the oil gauge goes back to normal. When pumping gas into the vehicle, the gas pump will reset as if the gas tank is full but the gauge shows it's half empty. *tr”
filed Jun 6, 2020
“I own a 2004 chevrolet trailblazer ext and just like the thousands of others mine has a defective gas tank filler on the top of the tank. It's a known bad part feom the factory. Mine has had a hole for a while now. It can literally leak over 10 gallons of gas a day if you fill the tank to full…”
filed May 25, 2019
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Fuel/propulsion System problems in other Trailblazer years
| Year | Reports | Share |
|---|---|---|
| 2023 Trailblazer | 3 | 5% |
| 2022 Trailblazer | 5 | 5% |
| 2021 Trailblazer | 16 | 8% |
| 2009 Trailblazer | 1 | 4% |
| 2008 Trailblazer | 5 | 3% |
| 2007 Trailblazer | 58 | 8% |
| 2006 Trailblazer | 76 | 7% |
| 2005 Trailblazer | 95 | 6% |
| 2003 Trailblazer | 55 | 6% |
| 2002 Trailblazer | 23 | 2% |
| 2000 Trailblazer | 2 | 8% |
Other reported problem areas on the 2004 Chevrolet Trailblazer
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.