1st Generation (2002—2009) Trailblazer Problems

Trailblazer owners with a 2002—2009 model year have the most problems with the interior (43%), engine (11%), and the lights (7%). We've listed some of the most recent complaints below. The full list is available on CarComplaints.com.

  1. Transmission Failure (4L60E) 45 complaints at an average of 141,113 miles in the 2002 Chevrolet Trailblazer.
  2. Fuel Gauge Not Working 300 complaints at an average of 88,501 miles in the 2005 Chevrolet Trailblazer.
  3. Fuel Gauge Is Inaccurate 78 complaints at an average of 61,600 miles in the 2006 Chevrolet Trailblazer.

What Trailblazer Year is Most Reliable?

Generations are a good baseline for prediciting reliability, but there will almost always be year-to-year differences. We've calculated a reliability score for each model year within this generation, but we've based that score on how the model year compares to all Chevrolet model years.

Watch out for the 2005 model year which has the highest PainRank™ score in this generation.

Year Complaints Recalls TSBs PainRank (?)
2009 5 0 626 1.55
2008 54 0 603 13.5
2007 177 5 543 26.98
2006 178 8 548 23.17
2005 907 2 459 67.42
2004 393 2 538 37.65
2003 232 8 520 46.5
2002 196 13 510 44.25

Watch out for these common problems

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