Chevrolet Trailblazer Ext check engine light reports by year
48 NHTSA complaints describe persistent or recurring check-engine warnings on Chevrolet Trailblazer Ext vehicles. The most reported year is 2006 with 18 reports.
| Year | Reports | Share of narratives | |
|---|---|---|---|
| 2006 Trailblazer Ext | 18 | 10% | |
| 2004 Trailblazer Ext | 9 | 3% | |
| 2003 Trailblazer Ext | 15 | 5% | |
| 2002 Trailblazer Ext | 6 | 6% |
Counts come from keyword analysis of complaint narratives — one complaint can describe several symptoms, and classification is approximate. Raw counts favor years that sold in larger numbers.