THE WEEKLY DRIVER

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Reliability Database
Chevrolet

Trailblazer

Midsize SUV
Best Engine ⚠️ Caution (2.3)
2 Generations
18 Engines Rated
8,283 Total Complaints
Engine Ratings
12 recommended 1 caution 5 avoid

Generation Timeline

2002-2009 1st
15 engines
7,931 complaints 🔥 253 ☠ 29
5.3L 8-cyl ❌ Avoid (1.9)
→
2021-2025 2nd
3 engines
352 complaints 🔥 4
1.3L Turbo 3-cyl ⚠️ Caution (2.3)
→
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