Chevrolet Trailblazer Reliability

9,246 NHTSA complaints (1999–2026). Complaint rate: 204.1 per 1,000 vehicles.

Severity Score
443.7
Complaints
9,246
Crash Rate
5.7%
Fire Rate
3.6%
Injuries
540
Fatalities
44

Which Years to Buy & Avoid

Years auto-clustered by complaint volume relative to this model's median.

Bottom line: Avoid the 2002–2007 Chevrolet Trailblazer (460 crash-related complaints). The 2022–2023 models had significantly fewer reported issues. Most common issue across all years: ELECTRICAL SYSTEM.

Avoid These Years

2002–2007
~1,391/yr complaints · 460 crashes

Average

2008
~261/yr complaints
2021
~240/yr complaints

Better Years

2022–2023
~112/yr complaints
2014
~2/yr complaints
2009
~34/yr complaints
1999–2001
~23/yr complaints

Too New

2024–2025
72 complaints so far

Need 3+ years on the road for reliable complaint data.

Looking at a specific Chevrolet Trailblazer?

A model's reputation is just the start.

Even within the “good” years, individual cars can have hidden accidents, title issues, or odometer rollbacks. Check the actual VIN before you buy — full history report for $4.99 (vs. Carfax $44.99).

Complaints by Model Year

NHTSA complaint count per model year

Chevrolet Trailblazer — Complaints by Model YearPeak: 2005 (1,904)
05471,0951,6422,190199920012003200520072009202120232025

Common Chevrolet Trailblazer Problems

Most reported component complaints to NHTSA

ComponentComplaintsCrash %
ELECTRICAL SYSTEM1,6711.6%
FUEL SYSTEM, GASOLINE1,2590.3%
EXTERIOR LIGHTING5230.4%
ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL5190.2%
FUEL/PROPULSION SYSTEM3811.0%
POWER TRAIN:AUTOMATIC TRANSMISSION2832.1%
AIR BAGS27666.3%
POWER TRAIN2652.6%
ENGINE2333.9%
UNKNOWN OR OTHER2223.6%

See also: Chevrolet Trailblazeraccident & safety statistics from our vehicle history database.

Buying a Chevrolet Trailblazer?

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