2006 Chevrolet Trailblazer power train problems
50 owner complaints filed with NHTSA name the power train on the 2006 Chevrolet Trailblazer — 5% of all complaints for this model year.
What owners report
“The contact owns a 2006 Chevrolet Trailblazer. The contact stated that while driving, the accelerator pedal was depressed; however, the vehicle failed to accelerate as intended. The vehicle jerked and vibrated abnormally. In addition, the thermostat temperature gauge increased, and the vehicle…”
filed Sep 8, 2026
“Several months ago, I was at a fast food drive up window. I had my drivers side window down while paying for my food and receiving my food. It was down pouring and the inside of my door got pretty wet. I wiped off the rain as best as I could but everything was soaked. The very next day the drivers…”
filed Oct 15, 2021
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Power Train problems in other Trailblazer years
| Year | Reports | Share |
|---|---|---|
| 2025 Trailblazer | 6 | 29% |
| 2024 Trailblazer | 7 | 21% |
| 2023 Trailblazer | 10 | 15% |
| 2022 Trailblazer | 33 | 31% |
| 2021 Trailblazer | 40 | 21% |
| 2009 Trailblazer | 1 | 4% |
| 2008 Trailblazer | 10 | 5% |
| 2007 Trailblazer | 15 | 2% |
| 2005 Trailblazer | 51 | 3% |
| 2004 Trailblazer | 62 | 6% |
| 2003 Trailblazer | 103 | 11% |
| 2002 Trailblazer | 310 | 27% |
Other reported problem areas on the 2006 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.