2003 Chevrolet Trailblazer engine and engine cooling problems
65 owner complaints filed with NHTSA name the engine and engine cooling on the 2003 Chevrolet Trailblazer — 7% of all complaints for this model year.
What owners report
“This vehicle was purchased new in jun 2003. While still under warranty, various recalls were issued for steering, brake lights and rear hatch locking/handle assembly. Since then, the vehicle has been a lemon. Power steering pump replaced twice (first one I paid for, second independent and very…”
filed Nov 26, 2011
“Tl* the contact owns a 2003 chevrolet trailblazer. The contact stated that the vehicle would fail to start in colder temperatures. The vehicle was taken to the dealer who advised that there were no recalls. The dealer performed a diagnostic test and was unable to diagnose or duplicate a failure…”
filed Mar 2, 2011
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Engine and Engine Cooling problems in other Trailblazer years
| Year | Reports | Share |
|---|---|---|
| 2023 Trailblazer | 3 | 5% |
| 2022 Trailblazer | 2 | 2% |
| 2021 Trailblazer | 2 | 1% |
| 2008 Trailblazer | 12 | 6% |
| 2007 Trailblazer | 12 | 2% |
| 2006 Trailblazer | 24 | 2% |
| 2005 Trailblazer | 44 | 3% |
| 2004 Trailblazer | 39 | 4% |
| 2002 Trailblazer | 143 | 12% |
| 2001 Trailblazer | 5 | 25% |
| 2000 Trailblazer | 2 | 8% |
Other reported problem areas on the 2003 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.