Chevrolet Trailblazer service brakes problems by year
126 NHTSA owner complaints name the service brakes across 15 Trailblazer model years. The most reported year is 2021 with 29 reports.
| Year | Service Brakes reports | Share | Median mileage | |
|---|---|---|---|---|
| 2025 Trailblazer | 1 | 5% | — | |
| 2024 Trailblazer | 4 | 13% | — | |
| 2023 Trailblazer | 14 | 23% | — | |
| 2022 Trailblazer | 14 | 13% | — | |
| 2021 Trailblazer | 29 | 15% | — | |
| 2009 Trailblazer | 1 | 4% | — | |
| 2008 Trailblazer | 6 | 3% | — | |
| 2007 Trailblazer | 9 | 1% | — | |
| 2006 Trailblazer | 12 | 1% | 101,500 mi | |
| 2005 Trailblazer | 14 | 1% | 105,000 mi | |
| 2004 Trailblazer | 2 | 0% | — | |
| 2003 Trailblazer | 9 | 1% | — | |
| 2002 Trailblazer | 9 | 1% | — | |
| 2001 Trailblazer | 1 | 5% | — | |
| 2000 Trailblazer | 1 | 4% | — |
Share is the fraction of that year’s complaints naming the service brakes. Raw counts are not adjusted for sales volume — years that sold more units naturally accumulate more reports.