2006 Chevrolet Trailblazer electrical system problems
251 owner complaints filed with NHTSA name the electrical system on the 2006 Chevrolet Trailblazer — 23% of all complaints for this model year.
What owners report
“The contact owns a 2006 Chevrolet Trailblazer. The contact received notification of NHTSA Campaign Number: 13V248000 (Electrical System, Visibility). The contact stated that on several occasions while the vehicle was running or while driving at various speeds, the passenger's window switch was…”
filed Sep 10, 2024
“Car randomly locks automatically by itself while car is parked and running. I have been locked out on several occasions. Locks while keys are in the ignition or if there just sitting in cup holder or wherever.”
filed Feb 10, 2023
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8…
PIP4723J · Service Bulletin/Repair Instructions · issued Oct 25, 2024
Electrical System problems in other Trailblazer years
| Year | Reports | Share |
|---|---|---|
| 2025 Trailblazer | 11 | 58% |
| 2024 Trailblazer | 11 | 34% |
| 2023 Trailblazer | 14 | 23% |
| 2022 Trailblazer | 29 | 27% |
| 2021 Trailblazer | 39 | 21% |
| 2009 Trailblazer | 9 | 33% |
| 2008 Trailblazer | 65 | 34% |
| 2007 Trailblazer | 200 | 27% |
| 2005 Trailblazer | 617 | 42% |
| 2004 Trailblazer | 627 | 58% |
| 2003 Trailblazer | 285 | 32% |
| 2002 Trailblazer | 181 | 16% |
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.