Chevrolet Trailblazer reliability by year
14 recall campaigns and 4,529 owner complaints across 11 model years. Best year to buy: 2009. Year to avoid: 2006.
Worst model years to avoid → — the single year to avoid for every model line we track, ranked side by side.
Years to avoid — and why 4 flagged on the NHTSA record
Cleaner on the data: 2009, 2021, 2022, 2023, 2024, 2025 . Still verify the specific vehicle.
At-a-glance: every year color-coded
Each cell shows the last two digits of the model year and its 0–10 reliability score from NHTSA data. Click any year to see the full record. ★ best year · ✕ year to avoid.
Year-by-year reliability 11 model years · newest first
Per-year recall counts add up to 23, more than the 14 campaigns above, because a single NHTSA campaign often covers several model years and is counted once in each.
Common trouble spots across the Trailblazer aggregated across 11 model years
Common questions
What's the best year to buy a Chevrolet Trailblazer?
Based on NHTSA complaint volume and severity weighting, the 2009 Chevrolet Trailblazer scores 8.4/10 — the strongest in the 2005–2026 range. 28 complaints on file, 0 active recalls. Reliability scores reflect the federal complaint record, not subjective owner reviews.
Which Chevrolet Trailblazer year should I avoid?
The 2006 Chevrolet Trailblazer scores 5.0/10 — the weakest in the lineup. 1,347 owner complaints with NHTSA, 8 active recalls. That doesn't mean every 2006 is a problem — it means failure rates run higher than peer model years on the same platform.
Which years of the Chevrolet Trailblazer should I avoid?
On the NHTSA complaint and recall record, the model years to be most careful with are 2008 (avoid — the electrical system — 10 fire-related complaints on the electrical system); 2007 (avoid — the electrical system — 37 fire-related complaints and 3 crash-related complaints on the electrical system); 2006 (avoid — the fuel system — 11 fatality reports and 6 fire-related complaints on the fuel system); 2005 (avoid — the engine — 10 fire-related complaints and 3 crash-related complaints on the electrical system). The cleaner years on the data are 2025, 2024, 2023, 2022, 2009, 2021. This is our read of the federal data, not a substitute for a pre-purchase inspection of the specific vehicle.
How many years of the Chevrolet Trailblazer are tracked?
11 model years (2005 through 2026) with NHTSA records on file. Total across the lineup: 14 distinct recall campaigns and 4,529 owner complaints. Those campaigns land on 23 model-year entries in total, because one campaign often covers several years at once — which is why per-year recall counts add up to more than the campaign count.
What's the most-reported problem on the Chevrolet Trailblazer?
fuel system is the most-reported category — 1,497 complaints across 4 model years. Average shop repair runs about $1,200.