Chevrolet Trailblazer Ext structure problems by year
41 NHTSA owner complaints name the structure across 4 Trailblazer Ext model years. The most reported year is 2003 with 20 reports.
| Year | Structure reports | Share | Median mileage | |
|---|---|---|---|---|
| 2006 Trailblazer Ext | 9 | 5% | — | |
| 2004 Trailblazer Ext | 7 | 3% | — | |
| 2003 Trailblazer Ext | 20 | 6% | 44,306 mi | |
| 2002 Trailblazer Ext | 5 | 5% | — |
Share is the fraction of that year’s complaints naming the structure. Raw counts are not adjusted for sales volume — years that sold more units naturally accumulate more reports.